Chapter Summaries

Yang Bo traded more than four thousand sinful souls to Mephisto for a protective avatar and soul essence, then returned from the Nether. He told Erik and Darcy that demons and other dimensions were real and offered to introduce them to Mephisto.

• Mephisto accepted Yang Bo's souls and gave him a red gem containing an avatar, then offered him a bottle of soul essence.
• Yang Bo accepted the gifts and agreed to continue doing business with Mephisto, who considered investing further in him.
• Yang Bo used a Teleportation Scroll to leave the Nether after Mephisto revealed he had hidden the Teleportation Stone Tablet inside a hill.
• Yang Bo returned to the planet where he had been opening Lucky Blocks and found that the Portal to Mephisto's dimension had vanished.
• Erik and Darcy returned with equipment, and Yang Bo explained that the Portal had led to Mephisto's dimension and offered to take them to meet him.

Yang Bo had the Ancient One verify Mephisto’s soul essence, then brought some to Skye to strengthen her. Skye began absorbing it and felt cold as her temperature rose to forty degrees Celsius.

• Yang Bo asked the Ancient One to check Mephisto’s soul essence, and she confirmed it was pure but warned him to stay cautious around demons.
• Yang Bo left half the soul essence for Uncle Ba and learned that the dose had to match the recipient’s strength.
• Yang Bo visited Skye in Afterlife and gave her a measured amount of soul essence.
• Skye began absorbing the soul essence, felt cold, and developed a temperature of forty degrees Celsius.

Yang Bo took Skye to inspect Erik’s portals and entered the green one alone, which led to a version of New York with no obvious superheroes. After searching for signs of Marvel heroes, he suspected he had arrived in a “normal” world.

• Yang Bo offered Skye more soul essence, but she said her psychic power felt full and needed time to digest it.
• Yang Bo took Skye to Little Planet, where she opened two Lucky Blocks that yielded a drinking glass and a metal lighter.
• Yang Bo entered Erik’s green portal while Skye waited behind, and he emerged in Central Park in a new universe.
• Yang Bo built a temporary underground base in Central Park and placed a Teleportation Stone Tablet there.
• Yang Bo searched the internet for Marvel heroes and found no evidence of superheroes, mutants, or their schools.

Yang Bo discovered that he had arrived in the Spider-Man movie universe and brought Skye to New York. While they were shopping, he encountered Max and Caroline, who resembled people from another world.

• Yang Bo searched for Spider-Man and concluded that the story was set between Spider-Man 1 and Spider-Man 2.
• Yang Bo brought Skye to New York and explained that its local hero was the friendly neighborhood Spider-Man.
• Yang Bo and Skye spent half a day shopping, and Skye was pleased with her purchases.
• Yang Bo spotted Max and Caroline and recognized them as the leads from 2 Broke Girls.
• Skye joined Yang Bo, and he introduced himself and Skye to Max and Caroline.

Yang Bo and Skye sheltered from the rain in a glass house on the Golden Gate Bridge, where Spider-Man stopped to talk. Yang Bo revealed that he knew Peter Parker’s identity and offered him a job, leaving Peter wary and undecided.

• Yang Bo built a glass house on the Golden Gate Bridge as a storm broke, and Skye spotted Spider-Man swinging toward them.
• Spider-Man landed beside the glass house, chattered with Yang Bo and Skye, and showed unease around Yang Bo.
• Yang Bo invited Spider-Man inside and addressed him as Peter Parker, prompting Peter to deny his identity before asking what Yang Bo wanted.
• Yang Bo offered Peter a job that would ease his money worries, but Peter refused to agree and asked how Yang Bo had identified him.
• Yang Bo said he had found out by accident, promised not to tell anyone, and told Peter he could take his time considering the offer.

Yang Bo returned to Peter Parker’s universe and sought out Peter at Empire State University, saying he wanted to meet Dr. Otto Octavius. Peter realized Otto’s experiment was happening that day and told Yang Bo to go to Oscorp.

• Yang Bo and Skye watched Spider-Man leave in the rain, and Yang Bo said Spider-Man was still a kid.
• After a week touring the Spider-Verse with Skye, Yang Bo returned to Spider-Man’s universe and went to Empire State University.
• Yang Bo spotted Peter Parker and greeted him while Mary Jane stood beside him.
• Peter denied that Mary Jane was his girlfriend, upsetting her, and she left.
• Peter confronted Yang Bo about keeping his identity secret, and Yang Bo said he wanted to meet Otto Gunther Octavius.
• Peter remembered Otto’s experiment was that day and told Yang Bo to go to Oscorp.

Yang Bo took Peter to the Osborn Laboratory to witness Doctor Otto’s experiment and tried to recruit him by showing off his advanced car. Otto had already put on his mechanical arms, and Peter joined Harry at the front as the experiment was about to begin.

• Peter told Yang Bo that Otto’s experiment was dangerous and that he needed to get to the laboratory, so Yang Bo took him there in his technologically advanced car.
• Yang Bo showed Peter the car’s cloaking and flight capabilities and offered him a place in his unnamed company, but Peter remained undecided.
• Yang Bo and Peter arrived at the Osborn Laboratory and saw Otto wearing his four mechanical arms; Yang Bo chose not to interfere with the experiment.
• Peter defended Otto when Yang Bo called him a potential villain, then joined Harry Osborn near the front of the crowd as the experiment was about to begin.

Otto’s fusion experiment achieved a brief success before spiraling out of control, and the resulting magnetic surge destroyed his inhibitor chip and killed his wife, Rose. Spider-Man shut down the reactor, but the laboratory was left in ruins.

• Otto demonstrated his neural-controlled mechanical arms and explained that his Inhibitor Chip kept them from controlling him.
• Otto used Harry’s tritium to ignite a fusion reaction, drawing applause as he declared, “The power of the sun, in the palm of my hand.”
• The fusion reaction unleashed a powerful magnetic force, and a woman in the crowd urged everyone to evacuate as the containment shield failed.
• Harry ordered Otto to shut down the experiment, while Spider-Man saved Harry from a flying metal cart and then tried to unplug the power supply.
• Otto struck Spider-Man through a wall, and flying glass fatally wounded Rose as the magnetic force destroyed Otto’s chip and knocked him unconscious.
• Spider-Man unplugged the power supply, extinguishing the fireball and ending the magnetic surge.

Otto's experiment failed, and Yang Bo took Peter to Osborn Tower to urge him to tell Harry that he was Spider-Man. Harry welcomed them, still wary and curious about Yang Bo.

• Yang Bo found Rose dead, stored her body, and met Harry Osborn in the laboratory after Otto's experiment failed.
• Peter discovered Otto was alive but unconscious, and Yang Bo reassured him while privately recognizing that Otto had become Doctor Octopus.
• Yang Bo told Peter that he should reveal his Spider-Man identity to Harry and explain that his father's death was not Peter's fault.
• Yang Bo brought Peter to Osborn Tower, where Harry agreed to see them on the top floor.
• Harry greeted Peter and introduced himself to Yang Bo, who returned the introduction.

Yang Bo brought Peter to Harry, where Bernard revealed that Norman Osborn had died from his own glider blades and Harry discovered his father’s Green Goblin equipment. Peter then revealed that he was Spider-Man, leaving Harry to absorb the truth about both his father and his best friend.

• Yang Bo summoned Bernard and asked him to tell Harry what he knew about his father’s death.
• Bernard revealed that Norman’s fatal wound came from his own glider blades, and Harry reacted with shock and grief.
• Yang Bo revealed a hidden room containing Norman’s Green Goblin weapons and equipment, and Harry accepted Bernard’s account.
• Harry asked Bernard to leave so he could have some quiet, while Peter stayed beside him.
• Yang Bo prompted Peter to reveal that he was Spider-Man, and Peter apologized and explained that Norman had asked him to keep his identity secret.

Harry suffered a mental episode after learning that Norman Osborn was his father and Peter was Spider-Man. Yang Bo brought Professor Xavier to help Harry, leaving Peter hopeful that his friend could be cured.

• Harry alternated between accusing Peter of killing Norman and insisting that Peter was innocent, then lashed out at Peter.
• Yang Bo diagnosed Harry with schizophrenia and tapped him with a vibranium frying pan, temporarily calming him.
• Peter asked Yang Bo to save Harry, and Yang Bo left through a teleportation tablet to fetch someone who could help.
• Peter sat beside Harry and tearfully apologized for hiding his identity and for Norman's death.
• Yang Bo returned with Professor Xavier, who promised Peter he would find a way to cure Harry.

Yang Bo and Xavier discovered that Harry's alternate personality could not be safely removed, so Yang Bo took Harry and Peter to Mephisto's Nether to seek help with the soul problem. They arrived there, where Peter was shocked by the monsters and skeletons.

• Xavier could not sense Harry's psychic power, and Yang Bo gave Harry milk that removed the negative Soul Devouring buff.
• Harry watched a video of his episode and learned from Peter that he had acted like his father, while Xavier said Harry's violent alternate personality could not be destroyed without seriously harming his main personality.
• Yang Bo decided to take Harry to the Ancient One to examine his soul, and Peter bound Harry with Spider Silk before carrying him.
• Yang Bo directed Peter to select Mephisto's Bedroom on the Teleportation Stone Tablet, then teleported there with Peter and Xavier.
• Peter exclaimed in horror when he saw the monsters and skeletons in Mephisto's Nether.

Yang Bo brought Harry and the others to Mephisto’s domain and asked him to cure Harry’s mysterious illness. Mephisto revealed a demon’s curse in Harry’s soul, then cursed Xavier to test Yang Bo’s status-clearing ability, leaving Xavier braced for another round of experiments.

• Yang Bo lit Mephisto’s dark cave, cleared its monsters, and explained that they were in Mephisto’s Bedroom.
• Mephisto arrived and examined Harry after Yang Bo asked for help with his illness.
• Mephisto revealed Harry’s soul, identified red threads within it as a demon’s curse, and said Harry’s ancestor had broken a bargain with a demon.
• Yang Bo asked why his status-clearing ability had failed on Harry, so Mephisto cursed Xavier and had him drink milk to test it.
• Mephisto confirmed that the milk removed his curse, and Yang Bo gave Xavier a Totem of Undying and promised him armor before Mephisto tried adding more power to the curse.

Yang Bo brought Harry, Peter, and Xavier to Mephisto’s true body, where Mephisto explained the curse and strengthened Harry’s soul. Back in Harry’s world, Mephisto exposed a demon’s tail hidden in the wall, revealing that a demon had been involved in the curse.

• Mephisto led Yang Bo and the others outside to see his true body, and Harry learned to move through the air as a soul.
• Mephisto struck Xavier with a beam of energy, and Yang Bo restored him with milk and a Golden Apple.
• Mephisto explained that Harry’s curse was being maintained by a demon or a nearby means of lifting it, then pulled red threads from Harry’s soul and consumed them.
• Mephisto used a drop of Soul Essence to restore Harry’s weakened soul, and Harry returned to his body.
• Yang Bo took Harry and Peter back to Harry’s world, where Mephisto crushed a hidden succubus’s tail and a demon’s head appeared, threatening them.

Yang Bo and Mephisto agreed to divide the Nether between them and planned to make Kaecilius its new lord. Yang Bo then recruited the Ancient One to help, while Harry and Peter went to retrieve Dr. Otto.

• Yang Bo and Mephisto agreed to split the Nether’s territory fifty-fifty and planned to unleash Mephisto’s followers against those who had targeted him.
• Yang Bo told Harry that a demon had cursed the Osborn family after an ancestor broke a contract, then asked Harry and Peter to bring Dr. Otto back from the hospital.
• Yang Bo said he would consider saving Dr. Otto only if he agreed to join his company.
• Yang Bo met the Ancient One at Kamar-Taj and explained his plan to make Kaecilius the Nether Lord with Mephisto’s help.
• The Ancient One warned Yang Bo that Mephisto was dangerous but agreed to watch him for traps.

Yang Bo gathered Kaecilius, The Ancient One, and Mephisto to confront the Satan ruling Nether in Spider-Man’s universe. The group trapped Satan in the Mirror Dimension and attacked, but his transformation revealed a startling resemblance to Mephisto.

• Yang Bo told Kaecilius to conquer half of Nether and become its new ruler so he could bring back his family.
• Yang Bo brought Kaecilius and The Ancient One to Spider-Man’s universe, where Mephisto agreed to work with them.
• Satan appeared at the balcony and accused the group of lifting his curse on the Osborn family.
• The Ancient One opened a Mirror Dimension, and Mephisto and Kaecilius attacked Satan.
• Satan transformed into a demon resembling Mephisto, leaving Yang Bo shocked.

Yang Bo, Mephisto, and Kaecilius fought Satan’s avatar inside the Mirror Dimension, with Yang Bo’s powerful black-hole magic helping Mephisto defeat him. Afterward, Mephisto refined Satan’s remains and gave Kaecilius his agreed share of the energy.

• The Ancient One maintained the Mirror Dimension while Yang Bo buffed Mephisto and Kaecilius, strengthening their attacks against Satan.
• Yang Bo used his black-hole Wand to wound Satan, who recognized him as the group’s greatest threat.
• Satan dodged Yang Bo’s next black hole, but Mephisto pierced his chest with a flaming Longsword and split his body in two.
• The Ancient One sealed the Mirror Dimension against escaping energy while Kaecilius collected Satan’s remains.
• Mephisto refined Satan’s avatar into pure energy and gave half of it to Kaecilius.

The Ancient One and Mephisto divided the energy of Satan's avatar, and Kaecilius gained power as the group returned to Osborn Tower. Yang Bo gave Harry an Enhancement Potion and learned that the Ancient One planned to use Kaecilius to make becoming a mage easier.

• The Ancient One agreed to establish a Sanctum and promised to hold off heaven's forces while Mephisto brought his Hell Dimension over.
• Kaecilius absorbed half of Satan's avatar's energy, and the Ancient One returned the group to Osborn Tower.
• Yang Bo told Kaecilius to remove Doctor Otto's soul when he woke so they could talk without his tentacles interfering.
• Harry asked Yang Bo about using the Green Goblin Serum, and Yang Bo gave him a risk-free Enhancement Potion instead.
• The Ancient One said Harry could become a mage and explained that Kaecilius could make borrowing magical power easier.

Otto awoke as a soul after Kaecilius struck him down, and Yang Bo offered to restore Rose if Otto agreed to work for him. After Yang Bo revived Rose, Otto accepted the offer.

• Otto awoke in Osborn Tower, remembered Rose, and attacked Yang Bo with a mechanical tentacle before Kaecilius struck him out of his body.
• Otto realized he was a soul and tried to leave to find Rose, but Yang Bo restrained him with a golden rope.
• Yang Bo showed Otto a miniaturized nuclear fusion Reactor and offered him work, promising to bring Rose back to life.
• Yang Bo threatened to kill Otto if he refused, then revived Rose by healing her corpse.
• Otto agreed to work for Yang Bo after Rose opened her eyes.

Yang Bo, Mephisto, and Kaecilius joined the Ancient One’s ritual to connect two Nether dimensions while keeping demons out of the Overworld. They entered Satan’s Nether, where Mephisto’s true body appeared to claim the domain, and the two sides prepared to fight for control.

• Yang Bo sent Otto and Rose away with Kaecilius, then waited with Mephisto for the plan to begin.
• Kaecilius told Yang Bo that everything was ready, and Yang Bo joined Mephisto at the Ancient One’s ritual site.
• The Ancient One and her mages opened a rift to Nether as Mephisto located Satan’s domain and held the fissures open.
• Yang Bo, Mephisto, and Kaecilius entered Nether through a spatial rift, which closed behind them to keep demons from reaching the Overworld.
• Satan ordered his demons to attack, but Mephisto’s true body appeared as the two Nether dimensions connected and declared that Satan’s domain would be his.