Arc 15The Nazi Gotham Mission

Miao Mu and Batman joined forces with the Grim Knight to stop Batman Who Laughs and were thrown into a future Nazi-ruled Gotham. They captured Nazi Superman and Nazi Bat and advanced toward the coordinate locator, hoping to reach the signal tower and save Alfred.

  • Miao Mu and Batman arrived in Gotham, captured the Grim Knight, and learned that Hugo Strange had used the Grim Knight’s blood to make clones.
  • Miao Mu, Batman, and the Grim Knight raided Indian Hill, fought The Devastator and The Merciless, and destroyed the laboratory, but Batman Who Laughs escaped after threatening Alfred.
  • Miao Mu and Batman returned to Wayne Estate, defeated its defenses, and reached the Batcave, where Miao Mu fought Batman Who Laughs while Batman disarmed thirty bombs.
  • Batman Who Laughs escaped by suspending time, and Miao Mu and Batman found Wayne Estate ruined and Gotham transformed into a radioactive Nazi-ruled wasteland.
  • Miao Mu and Batman fought Mechanical Police, escaped into the sewers, and met Dick Grayson, who led them to the Grim Knight’s resistance base.
  • The Grim Knight explained that Batman Who Laughs had used Alfred as a beacon to connect Gotham to Earth-10, and proposed destroying the Nazi world’s coordinate signal tower.
  • Miao Mu, Batman, and the Grim Knight joined the resistance mission, diverted Nazi Superman from Oliver Queen’s assault, and captured him using Batman’s Smallville Ring.
  • The trio entered the World Traversal Gate base, fought Nazi Bat and Nazi soldiers, captured the Nazi heroes, and forced Nazi Bat to open a guarded gate toward the coordinate locator.
Chapters 351–375 Vol. 4 Read

Ch. 351Crossing Worlds

Miao Mu and Batman departed the Batcave for the Dark Multiverse, equipped for a dangerous encounter and leaving Brucie with instructions in case they did not return. After a rough jump, they arrived on a familiar Gotham road and realized they had crossed into the world of Bruce II when they spotted his SUV.

  • Miao Mu loaded himself with weapons and protective gear while Batman prepared a backup suit and armored Batmobile.
  • Miao Mu said goodbye to Brucie and told her to give Lex Luthor their coordinates if he failed to return within a month or two.
  • Batman and Miao Mu activated the Hyper-Adapter and vanished from the Batcave as Brucie prayed for their safe return.
  • The Batmobile landed on a familiar Gotham road, but the violent trip had left their devices and vehicle systems damaged.
  • Batman spotted a black SUV, and Miao Mu urged him to pursue it, believing it belonged to Bruce II.

Ch. 352The Grim Knight

Batman and Miao Mu pursued the Grim Knight, a heavily armed Batman from this world, but his ambush wrecked their Batmobile and left them fighting for survival. Miao Mu and Batman teamed up to attack him, ending with Miao Mu charging in with a punch.

  • Batman and Miao Mu chased a black SUV until the Grim Knight ambushed them with an RPG and flipped their Batmobile.
  • The Grim Knight held Miao Mu at gunpoint and tried to force a grenade into his mouth, but Batman grabbed it and Miao Mu smashed the Grim Knight’s rifle.
  • The Grim Knight fled while tossing grenades and firing at Miao Mu, who hurled one grenade into the sky and took cover behind the Batmobile.
  • Batman and Miao Mu attacked together, but the Grim Knight shot Batman’s Batarangs out of the air.
  • Miao Mu charged the Grim Knight and swung a punch at his cheek.

Ch. 353Impostor

Batman and Miao Mu captured The Grim Knight and disguised themselves as him to enter Wayne Estate. After discovering the estate’s weapons stockpiles, Miao Mu joined Batman in the Batcave, where Gordon was hunting The Grim Knight.

  • Batman tackled The Grim Knight, and Miao Mu knocked him unconscious before they cuffed and anesthetized him.
  • Miao Mu and Batman fled the approaching police in The Grim Knight’s SUV, and Batman put on his helmet to impersonate him.
  • Batman tricked Alfred into helping carry The Grim Knight into Wayne Estate while Miao Mu explored the grounds.
  • Miao Mu found weapons and explosives around the estate and disabled one of the explosive wires.
  • Miao Mu reached the Batcave and found Batman securing The Grim Knight to an operating table; Batman said Gordon was hunting him.

Ch. 354Yesterday

Batman showed Miao Mu evidence that The Grim Knight had executed Gotham’s criminals and explained the vigilante’s extreme, law-based code. After Batman left to gather information, Miao Mu kept The Grim Knight restrained and asked whether he had ever killed Joker.

  • Batman showed Miao Mu photos of The Grim Knight’s victims, including Penguin and his associates.
  • Batman explained that The Grim Knight had killed criminals according to an old law book’s death-penalty statutes and had rigged missiles to detonate if he died.
  • Batman asked Miao Mu to get information from Alfred while he handled The Grim Knight, then left the Batcave.
  • The Grim Knight woke and demanded to be released, but Miao Mu reinforced his restraints with an iron chain.
  • Miao Mu asked The Grim Knight whether he had ever killed Joker, and The Grim Knight said he did not know who Joker was.

Ch. 355Raise

Miao Mu showed the Grim Knight information about Batman Who Laughs and persuaded him that the threat endangered his world. The Grim Knight agreed to consider the danger but was interrupted by Gordon’s arrival while pursuing a cloning criminal.

  • Miao Mu drew a sketch of the Joker, and the Grim Knight identified him as a man he had killed at ACE Chemicals.
  • Miao Mu showed the Grim Knight a video about the Multiverse, Batman Who Laughs, and Barbatos, then urged him to protect his world.
  • The Grim Knight agreed to help but said he still had to stop someone using cloning technology; Miao Mu freed him from his restraints.
  • An alarm warned the Grim Knight that Gordon had arrived, so Miao Mu ordered Batman to remove his gear and pretend he was not the Grim Knight.
  • The Grim Knight contacted Alfred through his radio and told him to let Batman proceed.

Ch. 356Cooperation

Gordon visited Wayne Manor to question Bruce Wayne about a killing, but Bruce and Alfred turned him away. In the Batcave, The Grim Knight explained that Hugo Strange had made clones from his blood, and Miao Mu and Batman prepared to join him in dealing with them.

  • Gordon questioned Bruce about where he had been the night of the Waynes' death anniversary, but Bruce and Alfred dismissed him and sent him away.
  • The Grim Knight told Miao Mu that he had slaughtered members of the Court of Owls the previous Wednesday night.
  • The Grim Knight showed footage of identical bald robbers and said Hugo Strange had created clones using blood taken from him.
  • Miao Mu agreed to help investigate Strange's hideout, where they expected to encounter Batman Who Laughs.
  • Batman arrived, and The Grim Knight warned him not to interfere before heading out with Miao Mu.

Ch. 357Headshot

The Grim Knight, Batman, and Miao Mu broke into the Indian Hill research institute and fought their way toward its secret laboratory. Batman and the Grim Knight clashed over the Grim Knight’s lethal methods, and Batman killed an attacker before the Grim Knight finished him off.

  • The Grim Knight rammed the Batmobile through Indian Hill’s barricades, then fired a concussion rocket into the research building while Miao Mu armed himself with modified RPG launchers.
  • A Man-Bat flew from the building and the Grim Knight shot it dead; Batman then struck an invisible researcher with Batarangs, but the Grim Knight shot the man in the head.
  • Batman challenged the Grim Knight over his killings, but Miao Mu interrupted them and urged them to deal with the institute first.
  • The Grim Knight led the others through the dark building, killing attackers with grenades and a steel-ball grenade as Batman followed.
  • Batman punched a knife-wielding attacker unconscious, but the Grim Knight shot the man in the head, prompting Batman to glare at him in anger.

Ch. 358The Devastator

Batman and The Grim Knight fought in a corridor until their weapons struck someone emerging from an elevator. Elsewhere, Miao Mu encountered The Devastator, a monstrous Batman-Doomsday fusion, and prepared to confront whoever had brought it there.

  • Batman and The Grim Knight exchanged brutal blows, matching each other’s fighting skills and resolve.
  • Batman and The Grim Knight threw their weapons toward an elevator as its doors opened, killing the person inside.
  • Miao Mu descended to the first basement level and blasted apart the elevator doors when a huge hand reached through them.
  • Miao Mu fought the flame-resistant Devastator, identified him as a Batman-Doomsday fusion, and survived his attacks with Demon Armor.
  • Miao Mu detonated explosives to knock The Devastator back, then prepared to confront the person who had brought him there.

Ch. 359The Merciless

Miao Mu confronted Batman Who Laughs in the biological laboratory, but discovered the villain had set a trap at Wayne Estate involving Alfred. As The Merciless attacked him, Miao Mu was knocked back into the laboratory.

  • Miao Mu reached the laboratory and found Batman Who Laughs waiting with The Merciless as his bodyguard.
  • Miao Mu fired at Batman Who Laughs, but The Merciless blocked the shots with his shield.
  • Miao Mu used grenades to distract The Merciless and punched Batman Who Laughs's head apart, only to learn the real villain was appearing on a computer screen from Wayne Estate.
  • Batman Who Laughs showed Miao Mu that Hugo Strange was operating on Alfred and threatened to put another explosive in his head.
  • The Merciless charged Miao Mu and drove him into the wall before Miao Mu struck at his helmet and was thrown back through the laboratory door.

Ch. 360The Sound of Explosions

Miao Mu, Batman, and The Grim Knight fought The Merciless and The Devastator in the laboratory, using explosives and improvised attacks to keep the gods at bay. Batman injured his arms blocking the Sword of Vulcan, while Miao Mu struggled to restrain the recovering Devastator and called for help.

  • Miao Mu used the blast and The Merciless’s grip on the wall to break free and unleash a flurry of attacks.
  • Batman and The Grim Knight struck The Merciless with gunfire, Batarangs, grenades, and a rocket while Miao Mu ignited the Holy Flame Hammer and forced him back.
  • Miao Mu kicked The Devastator’s head inward, while Batman smashed a fire extinguisher over The Merciless’s head and covered him with powder.
  • The Merciless summoned the Sword of Vulcan and struck Batman, whose alloy bracers blocked the blade but left his arms injured and bones cracked.
  • The Grim Knight bombarded The Merciless with explosives as Batman rolled clear and Miao Mu tried to strangle the recovering Devastator with rebar.
  • Miao Mu shouted for Batman to help restrain The Devastator, whose increasingly tough body resisted the rebar.

Ch. 361God's Fear

Miao Mu, Batman, and The Grim Knight fought The Devastator and The Merciless, using explosives and fear toxin to escape as the laboratory was destroyed. The Grim Knight was badly wounded, and Batman carried him toward their parked vehicle while a new danger flared inside the ruined building.

  • Batman shoved a grenade into The Devastator's mouth, and Miao Mu and Batman fled as the monster began recovering.
  • The Merciless attacked Batman and The Grim Knight, but The Grim Knight tackled him and Batman struck him with fear toxin.
  • Batman dragged The Grim Knight away while Miao Mu set off an Arc Reactor that vaporized the laboratory and the building above it.
  • Miao Mu and Batman found The Grim Knight gravely wounded, and Miao Mu tried to stop his bleeding.
  • Batman carried The Grim Knight toward their vehicle after Miao Mu spotted a powerful light flare inside the damaged building.

Ch. 362The Butler

Miao Mu and Batman rushed to Wayne Estate to stop Batman Who Laughs from operating on Alfred, but found a robotic Alfred waiting for them. The chapter ended as the mechanical butler dodged Miao Mu’s shotgun blast.

  • Miao Mu treated the Grim Knight with the Dionysium Gem and explained that The Devastator and The Merciless were Batman counterparts from other worlds.
  • Miao Mu realized Batman Who Laughs was at Wayne Estate and urged Batman to go save Alfred before dawn.
  • Miao Mu and Batman buried the unconscious Grim Knight in a concealed pit, then rode toward Wayne Estate.
  • Miao Mu fired a Stinger missile at an ambulance in the estate courtyard, while Batman drove into the mansion.
  • A robotic Alfred greeted Miao Mu and Batman, and swiftly dodged when Miao Mu fired at him.

Ch. 363Shotgun Blast

Miao Mu and Batman destroyed the Mechanical Butler, then learned from Hugo Strange that Alfred was in the Batcave. They descended into the cave, where an ambush began, and Miao Mu fired into the smoke at an unseen attacker.

  • Miao Mu and Batman attacked the Mechanical Butler, and Batman smashed it apart with a spiked war hammer.
  • Batman chased Hugo Strange, injured him, and forced him to reveal that Alfred was inside the cave.
  • Miao Mu found Teleportation Fluid upstairs, while Batman warned him that the Batcave was below.
  • Miao Mu and Batman avoided the elevator’s machine-gun trap by climbing onto the elevator and descending along its cables.
  • Batman used smoke and a sound-decoy grenade to distract the cave’s defenders, and Miao Mu fired his shotgun through the smoke, drawing a scream.

Ch. 364Batman Who Laughs

Miao Mu and Batman confronted Batman Who Laughs in a room rigged with timed bombs, while Batman tried to disarm them. Miao Mu fought Batman Who Laughs after his shotgun was destroyed, and the battle continued as the countdown ran.

  • Miao Mu and Batman entered the smoky room, where Miao Mu blasted Bruce clones and found Batman Who Laughs waiting beside spare Batman gear.
  • Batman Who Laughs revealed that thirty bombs were set to explode in thirty-one seconds, so Batman began disarming them while Miao Mu attacked.
  • Batman Who Laughs destroyed Miao Mu's shotgun and pierced his right arm with an Nth Metal pickaxe, weakening his Demon Armor.
  • Miao Mu trapped the pickaxe in his arm, kicked and punched Batman Who Laughs, then continued fighting after Batman Who Laughs shot him with a miniature pistol.
  • Miao Mu tore into Batman Who Laughs with Tiger Claw, but Batman Who Laughs countered with Bronze Tiger's moves and raised his visor as Miao Mu charged again.

Ch. 365Time

Miao Mu fought Batman Who Laughs while Batman dismantled the bombs, but the villain used the Time Grandfather Clock to escape. Miao Mu and Batman emerged from the Batcave to find Wayne Estate transformed into a lifeless wasteland.

  • Miao Mu attacked Batman Who Laughs with punches, kicks, and an ammunition crate while Batman dismantled the bombs and incapacitated one clone with a Batarang.
  • Batman dismantled the final bomb, but Batman Who Laughs suspended time, caught Miao Mu’s thrown blasting tube, and escaped inside a mass of sticky slime.
  • Miao Mu and Batman examined the Time Grandfather Clock, which showed seven thirty, then headed out to see what had happened.
  • Miao Mu kicked open the blocked Batcave entrance, and he and Batman found Wayne Estate in ruins, with no signs of life.

Ch. 366Swastika Symbol

Miao Mu and Batman discovered that Wayne Estate had become a radioactive wasteland and armed themselves after a Nazi-marked surveillance sphere transmitted images of them. They waited in the ruins for an approaching Gotham police vehicle, which sent out a robot to identify them.

  • Miao Mu and Batman emerged from Wayne Estate into a radioactive desert, and Miao Mu put on armor after Batman warned him about the radiation.
  • Miao Mu shot down a red surveillance sphere bearing a Nazi symbol, and Batman discovered it had transmitted their images before Miao Mu crushed it.
  • Miao Mu and Batman retrieved weapons and hid the Time Grandfather Clock in the damaged elevator.
  • Miao Mu suspected they had arrived ten years in the future, and he and Batman prepared a defensive position among the ruins.
  • A Nazi-marked Gotham police vehicle arrived, and a steel robot stepped out to verify Miao Mu and Batman's identities.

Ch. 367Mechanical Police

Miao Mu and Batman fought off the Mechanical Police at Wayne Estate, destroying their chief and uncovering that the machines were made by Wayne Enterprises. They drove toward Gotham, where Nazi symbols and a version of Batman appeared across the city, revealing a world ruled by Nazi Germany.

  • Miao Mu attacked the Mechanical Police, and Batman realized their chief controlled their movements.
  • Batman destroyed the Mechanical Police Chief with a thermite grenade, slowing the remaining officers and helping Miao Mu defeat them.
  • Batman took a Mechanical Police head and identified the machines as Wayne Enterprises products while Miao Mu found a Nazi emblem on a laser cannon.
  • Miao Mu detonated bombs to collapse the elevator to the Batcave, and he and Batman used the armored vehicle to drive toward Gotham.
  • Miao Mu and Batman saw Nazi flags and propaganda across the city, including a billboard showing a Nazi-uniformed Batman threatening people in hiding.

Ch. 368Nazi Bat

Miao Mu and Batman fled Nazi surveillance through the sewers, where they encountered Dick Grayson, a resistance fighter who distrusted Batman because he resembled a dead counterpart. Dick revealed that the Nazi invasion had lasted more than 3,400 days and demanded that Batman remove his mask.

  • Miao Mu and Batman recognized the armored ruler as Leatherwing, a Nazi Batman, and debated the strange universe they had entered.
  • Miao Mu drove through the monitored city while Batman searched the police car for trackers, but surveillance identified them as intruders and ordered their harmless disposal.
  • Batman and Miao Mu escaped into the sewers after destroying cameras and robots, and Miao Mu rigged a grenade trap at the manhole.
  • Batman and Miao Mu drew out a young fighter in a blue suit, who explained that harmless disposal meant turning people into reusable fuel.
  • Miao Mu identified the fighter as Dick Grayson and asked whether Bruce Wayne, also known as The Grim Knight, was alive.
  • Dick said the Nazis had arrived more than 3,400 days earlier, said a Batman like him was dead, and demanded that Batman remove his mask.

Ch. 369Secret Base

Dick led Batman and Miao Mu through the sewers to a hidden base, where the Grim Knight’s people captured and detained them. After Wonder Woman forced them to cooperate with a medical inspection, Dick told them the captain wanted to see them.

  • Dick led Batman and Miao Mu through a flooded passage into a hidden water channel.
  • The Grim Knight’s people caught Batman and Miao Mu in flexible metal nets and held them underwater before hauling them out.
  • The Grim Knight ordered his people to strip and inspect the captives, but Wonder Woman stopped the crowd and made them cooperate.
  • Batman and Miao Mu underwent examinations in a medical room, where Miao Mu’s Demon Armor drew attention.
  • Dick brought them waterproof bodysuits and a white coat, then asked Miao Mu about his armor; Miao Mu threatened to feed him to the fish.

Ch. 370Wonder Woman

Miao Mu and Batman confronted the Grim Knight beneath Gotham, where Wonder Woman attacked Miao Mu before the group learned that Nazis from another world had seized the city. The Grim Knight explained that Alfred had become a beacon linking the worlds, and Wonder Woman vowed to avenge the Amazons.

  • Miao Mu tried to grab the Grim Knight, but Wonder Woman attacked him and they fought until the Grim Knight ordered her to stop.
  • Batman asked about Alfred and the new world, and the Grim Knight revealed a reactor capable of destroying the city, built using Miao Mu's equipment and bearing his name.
  • The Grim Knight showed that Gotham held 120 million people and said the Nazi forces had kidnapped the city and its inhabitants.
  • The Grim Knight explained that the Batman Who Laughs had turned Alfred into a beacon connecting Gotham to a world where Nazis ruled and Superman had become Overman.
  • The Grim Knight identified James Gordon as the resistance's trustworthy partner and said Wonder Woman was the sole survivor of Themyscira, destroyed by the Merciless.
  • Wonder Woman vowed to kill the Merciless, and the Grim Knight asked how Miao Mu and Batman had reached his base.

Ch. 371Earth-10

Miao Mu and the others learned that their world was connected to Nazi Earth-10, where a Nazi Superman helped the empire conquer the world. The group prepared to travel there and destroy its coordinate signal tower, while Wonder Woman remained determined to take revenge on The Merciless.

  • Miao Mu identified the Nazi world as Earth-10 and contrasted it with the Red Son World, Earth-33.
  • The Grim Knight proposed traveling to the Nazi world to destroy its coordinate signal tower, which could save Alfred and restore their world, despite the risk of being stranded.
  • Wonder Woman asked about The Merciless and insisted she needed to avenge her people, while Miao Mu warned that she could not defeat him.
  • Miao Mu demanded his Dionysium Gem back, and The Grim Knight retrieved it from a water tank and returned it.
  • Miao Mu and Batman agreed to join the mission, and Batman also asked for his equipment back.

Ch. 372Invasion Plan

Miao Mu, Batman, and the Grim Knight infiltrated Earth-10 in a garbage truck as the Gotham Resistance attacked the Nazi base. When Nazi Superman flew toward the battle, the Grim Knight attacked him while Miao Mu drove the team toward their next move.

  • Miao Mu, Batman, and the Grim Knight hid in a garbage truck headed for the defenses around Arkham District, while Oliver Queen led the Resistance’s assault as a diversion.
  • Batman broke out of the truck and knocked out the two Nazi logistics soldiers guarding it.
  • Miao Mu took the wheel and guided the team toward Arkham District using his familiarity with the area.
  • Batman spotted Nazi Superman flying toward the Resistance’s attack, and the Grim Knight fired a laser and tracking missiles at him.
  • Miao Mu drove off with Batman and the Grim Knight, who explained that drawing Nazi Superman away was part of their backup plan.

Ch. 373Nazi Superman

Miao Mu, Batman, and The Grim Knight fought Nazi Superman after he stopped their garbage truck. Batman’s Smallville Ring weakened him, and the group subdued him and forced him to lead them to Area Eleven.

  • Nazi Superman stopped Miao Mu’s garbage truck and attacked Miao Mu and The Grim Knight.
  • Miao Mu sprayed black paint into Nazi Superman’s face, but Nazi Superman kicked him away and cut the truck apart with Heat Vision.
  • Batman struck Nazi Superman with the Smallville Ring, stripping away his Steel Body and knocking him down.
  • Batman used the ring’s green light to restrain Nazi Superman while Miao Mu punched him and The Grim Knight fired his laser pistol.
  • Nazi Superman tried to flee, but Batman’s chain kept the ring close and removed his powers again.
  • The Grim Knight held a laser pistol to Nazi Superman’s forehead and ordered him to lead them to Area Eleven.

Ch. 374Base

Miao Mu, Batman, and The Grim Knight forced their way into the Nazi base with Nazi Superman as a hostage and confronted Nazi Bat. A battle broke out, leaving Batman poised to slam Nazi Superman headfirst into the floor.

  • Miao Mu, Batman, and The Grim Knight entered the World Traversal Gate base after Nazi Bat ordered the soldiers to let them pass.
  • Miao Mu attacked Nazi Bat with the Super Armor-Piercer ring while Batman struck Nazi Superman and The Grim Knight fought off the soldiers.
  • Nazi Bat recovered and counterattacked, but Miao Mu fought through his laser fire and damaged one of his Kryptonian pistols.
  • Batman grabbed Nazi Superman from behind and lifted him for a German Suplex.

Ch. 375Signal

Batman and Miao Mu captured Nazi Bat and Nazi Superman and forced them to lead the way to the portal’s coordinate locator. They reached a guarded iron gate, where Nazi Bat agreed to solve the access problem under Miao Mu’s threat.

  • Batman slammed Nazi Bat to the ground, cuffed him, and joined Miao Mu in fighting off the Nazi soldiers.
  • The Grim Knight sealed the corridor with an adhesive grenade and infrared beams, then asked how Miao Mu had subdued Nazi Superman.
  • Miao Mu kept the Kryptonite secret as Batman escorted the captured Nazi heroes deeper into the facility.
  • The Grim Knight used a sonic detector to track another Divine Bird Squad while the group followed the curved steel corridor toward the coordinate locator.
  • At a guarded iron gate, Nazi Superman said the robots required a specific signal, so Miao Mu removed the explosive from Nazi Bat’s mouth and forced him to open the door.
Arc 15 of 20