Chapter Summaries

Li Wei prepared Lucario for his battle against Siebold by arranging training, food, and a Gold Bottle Cap, while his friends in the chat group warned that Siebold’s Blastoise had the advantage. The following afternoon, Li Wei and Siebold were about to begin their match.

• Li Wei ordered Berries and planned to cook specialty dishes to give Lucario a temporary combat boost before the battle.
• Li Wei used two Pokémon Item Prize Tickets and drew a Gold Bottle Cap and a Lucky Egg, which he set aside for Lucario and Shaymin.
• After training, Lucario divided the Gold Bottle Cap among Li Wei’s Pokémon and prepared a share for Li Wei, who declined it.
• Li Wei asked the chat group for advice and learned that Siebold would use Blastoise; Blue judged Lucario’s chances to be poor, while others encouraged Li Wei.
• The following afternoon, Li Wei and Siebold were about to begin their battle.

Li Wei faced Siebold at the Battle Chateau in a livestreamed one-on-one Pokémon battle. Both trainers mega evolved their Pokémon, leaving the battle poised to begin in earnest.

• Li Wei arrived at the Battle Chateau and agreed to livestream his battle with Siebold after Siebold approved.
• Li Wei started a livestream that drew viewers, gifts, and friends watching from the chat group, while Viola and Grant observed at the venue.
• Steward Ikū announced the one-Pokémon battle rules, and Li Wei and Siebold entered the arena with Lucario and Blastoise.
• Blue and Lance noticed Lucario’s improved strength and excellent condition, while Li Wei assessed Siebold’s Blastoise as an Intermediate Elite Four-level Pokémon.
• Li Wei and Siebold simultaneously called for Lucario and Blastoise to mega evolve.

Li Wei and Siebold began their Battle Chateau showdown, both Mega Evolving their Pokémon. Mega Lucario matched Mega Blastoise’s opening attacks, leaving the battle unresolved as the rain continued.

• Siebold arranged for Ikū to lend Li Wei a Lucarionite, and Li Wei prepared a Mega Evolution Battle Band for Lucario.
• Li Wei and Siebold Mega Evolved Lucario and Blastoise at the start of their livestreamed battle.
• Siebold ordered Mega Blastoise to use Rain Dance while Li Wei had Mega Lucario use Swords Dance.
• Siebold’s Mega Blastoise fired three boosted Aura Spheres, and Li Wei’s Mega Lucario met them with one powerful Aura Sphere.
• The Aura Spheres collided in a draw, and Siebold followed up by ordering Hydro Pump.

Li Wei and Mega Lucario fought Siebold and Mega Blastoise in the rain, trading attacks until Siebold froze the battlefield to let Blastoise skate and charge. Lucario turned Blastoise’s rush into an opening and battered it with Close Combat, but Blastoise survived and pulled away to prepare a counterattack.

• Lucario dodged Mega Blastoise’s Hydro Pump with Detect, then used Earthquake to disrupt Hydro Cannon’s aim as both attacks missed.
• Lucario and Blastoise traded Water Pulse and Flash Cannon while Li Wei waited for the rain to stop, but Siebold froze the battlefield with Ice Beam.
• Siebold had Mega Blastoise skate across the ice and attack with Aura Spheres before charging Lucario with Wave Crash.
• Lucario used Rock Tomb as a stepping stone, leaped over Blastoise’s charge, and struck it from behind with Aura Sphere.
• Li Wei ordered Close Combat against the fallen Blastoise, but Siebold used Withdraw and Iron Defense to endure Lucario’s assault.
• Siebold used Hydro Pump to propel Blastoise away from Lucario, and Blastoise emerged from its battered shell ready to strike back.

Li Wei defeated Siebold’s Mega Blastoise after using Lucario to exploit the uneven battlefield and knock Blastoise off balance. The victory earned Li Wei Waterium Z and a Water Stone, and left him poised to continue his quest to defeat Champions and Elite Four members.

• Li Wei had Lucario pressure Blastoise with repeated attacks while he studied the damaged, waterlogged battlefield.
• Li Wei sent Lucario running and firing Aura Spheres, prompting Siebold to order another Ice Beam that froze the field.
• Li Wei had Lucario use Bone Rush to break up the ice, causing Blastoise to topple while sliding across the uneven terrain.
• Li Wei ordered Lucario to unleash Close Combat and finish Blastoise with an uppercut, leaving Blastoise unable to battle.
• Ikū declared Lucario the winner, and Li Wei received Waterium Z and a Water Stone for defeating Siebold.

After defeating Siebold, Li Wei was promoted to Duke of the Battle Chateau and chose to pursue Diancie as his next objective. He prepared to explore the Kalos wilderness, marked Diancie’s cave near Laverre City, and set off with Silver Metagross.

• Li Wei defeated Siebold, and both trainers said their Pokémon had enjoyed the battle.
• Steward Ikū promoted Li Wei to Duke, and Li Wei kept the Lucarionite as his reward.
• Li Wei had Lucario and Blastoise treated, then parted ways with Siebold and planned to return to Lumiose City later.
• Li Wei gathered supplies and claimed his quest reward, choosing Diancie as his designated Mythical Pokémon.
• The system marked a cave between Laverre City and Lumiose City as Diancie’s location, and Li Wei departed for Laverre City with Silver Metagross.

Li Wei searched the Alforn Mountains for Diancie and entered a vast crystal-lined cave with his Pokémon. After encountering a huge swarm of Zubat, he ordered his team to fight them off.

• Li Wei followed the marker through the forest south of Laverre City, while Shaymin explored and Galarian Farfetch'd stayed close behind.
• Li Wei found a large cave whose location matched the rare Mythical Pokémon detected by his system, and Lucario sensed many Pokémon inside.
• Li Wei notified his family, the Chat Group, and Cynthia before preparing his Pokémon and entering the cave.
• Li Wei explored the branching tunnels with Lucario, Metagross, Arcanine, and two Dragapult, while recalling Galarian Farfetch'd for safety.
• A massive swarm of Zubat rushed at Li Wei and his Pokémon in a cavern, and Li Wei ordered Lucario, Metagross, Arcanine, and Dragapult to attack.

Li Wei followed traces of Diancie’s pink diamonds deep into the Alforn Mountains and found a hidden cavern where Carbink lived. As Gigalith and Sableye led an attack on the Carbink, Li Wei discovered the Royal Pink Princess, and Rotom announced that Diancie was a brand-new Pokémon.

• Li Wei and his Pokémon fought off Zubat and Drilbur as they traveled through the cave.
• Li Wei found fragments identified as pink diamonds created by Diancie and had Arcanine track their scent.
• After hours of descending through the cave, Li Wei reached a bright crystal cavern where Carbink were polishing one another.
• Gigalith and Sableye led a group of Rock-type Pokémon in an attack on the Carbink.
• Li Wei saw Diancie among the Carbink, and Rotom announced that it had no data on the brand-new Pokémon.
• Diancie and the Carbink noticed Li Wei and Lucario, and every gaze turned toward them.

Li Wei discovered Gigalith and its Pokémon army hunting Diancie and the Carbink in a cave. He and his Pokémon protected them, and Diancie joined the fight before Gigalith fled, leaving Li Wei and Diancie gazing at each other.

• Gigalith led Boldore, Sableye, and Roggenrola into the cave to attack Diancie and the Carbink.
• The Rotom Pokédex revealed Li Wei’s presence, and Diancie noticed his Key Stone and felt drawn to him.
• Gigalith charged Diancie, and Li Wei transformed Shaymin into Sky Forme and sent out his Pokémon to defend the Carbink.
• Li Wei’s Pokémon overwhelmed Gigalith’s army while Diancie unleashed Diamond Storm.
• Gigalith fled with its Pokémon, and Li Wei and Diancie gazed at each other.

After helping Diancie and the Carbink repel Gigalith and Sableye, Li Wei invited Diancie to join his family of Pokémon. Diancie declined because she wanted to protect her Carbink family, but Li Wei offered to bring them all to his Breeding Center and revealed a Diancite as another gift.

• Diancie thanked Li Wei and gave him a small pink diamond after Gigalith and Sableye fled.
• Li Wei invited Diancie to become his partner and family, and his Pokémon greeted her.
• Diancie declined because she felt responsible for protecting the Carbink, while the wise old Carbink encouraged her to follow her heart.
• Li Wei offered to take Diancie and all the Carbink to his Breeding Center, where they could stay together safely.
• Li Wei gave Diancie and the Carbink Pokéblocks, then revealed a Diancite as another gift.

After catching Diancie and the Carbink in Rock Mountain Cave, Li Wei set out to show Diancie the outside world and take her toward Lumiose City. The group reached Matisse Town, where Li Wei decided to visit its Trial Cave after learning it hosted battles for Pokémon capable of Mega Evolution.

• Diancie chose to join Li Wei after spending the night talking with Shaymin, Farfetch'd, and Milotic, and Li Wei caught her along with the Carbink.
• Li Wei arranged for the Carbink to live at the Breeding Center and told his father he would explain the catch when he returned.
• Li Wei left Diancie outside her Luxury Ball and began traveling with her toward Lumiose City, planning to visit Professor Sycamore, Siebold, and register her confidentially.
• Li Wei traveled on foot with Lucario while Arcanine carried Diancie and Shaymin, with Metagross and the two Dragapult escorting them.
• In Matisse Town, Li Wei learned about the famous Trial Cave and decided to visit it; Blue's reply arrived just then.

Li Wei caught Diancie in a cave in Kalos and told Blue and Steven about the discovery. After Blue warned him to keep Diancie safe, Steven arranged to visit Li Wei, who was heading to the Trial Cave with Diancie and Lucario.

• Li Wei decided to visit Matisse Town's Trial Cave after Rotom found an afternoon trial scheduled there.
• Blue recognized Li Wei's photograph of Diancie from the ancient text Kalos Revelations and learned that Li Wei had caught it.
• Blue asked Li Wei to send Diancie's data for the Pokédex and warned him to keep Diancie safe from Pokémon Hunters.
• Steven discussed the cave and the possible Diamond Domain with Li Wei, then booked a flight to Kalos to join him.
• Li Wei prepared to take Diancie and Lucario to challenge the Trial Cave.

Li Wei brought Lucario, Diancie, and Shaymin to Trial Cave and challenged Lìmonè, the Blaziken Mask, with Metagross. Their Mega Evolution battle began with Metagross gathering data while dodging Mega Blaziken’s attacks.

• Li Wei arrived at Trial Cave with Rotom, Lucario, Diancie, and Shaymin, drawing attention from the gathered crowd.
• Li Wei entered the cave after a Houndoom challenger lost quickly and recognized Blaziken Mask as Lìmonè, Clemont’s father.
• Lìmonè learned that his daughter was a fan of Li Wei, then chose Blaziken to battle him.
• Li Wei sent out Metagross, and both Pokémon successfully Mega Evolved under their Trainers’ control.
• Mega Blaziken attacked with Blaze Kick, while Metagross used Agility to dodge and record its movements.

Li Wei battled Lìmonè and defeated his Mega Blaziken with Mega Metagross. Lìmonè accepted the loss and recalled Blaziken.

• Li Wei and Lìmonè Mega Evolved Metagross and Blaziken, then Blaziken boosted its speed with Speed Boost and prepared Swords Dance.
• Metagross countered Blaziken’s attacks with Iron Defense and Psychic Fangs, while both Pokémon took damage as the battle continued.
• Li Wei used Rock Slide to wear down Blaziken, then Metagross struck it with Ice Punch and Li Wei identified its sprained right leg.
• Lìmonè sent Blaziken into another Flare Blitz, and Li Wei ordered Heavy Slam, which hurled Blaziken into the cave wall and defeated it.
• Lìmonè recalled Blaziken and admitted defeat to Li Wei.

After defeating Blaziken Mask, Li Wei took his injured Metagross to the Pokémon Center, where he spoke with Diancie about the dangers of the outside world. Lìmonè arrived in disguise to talk with him, leaving their conversation about to begin.

• Li Wei defeated Blaziken Mask with Lucario, ending the Trial Cave challenges for the day, and declined another Trainer’s challenge so he could get Metagross treated.
• Nurse Joy and Audino healed Metagross at the Pokémon Center, where Li Wei chose to stay because it was a safe place for his Pokémon.
• Diancie wondered why she had not met the bad people Grandpa Carbink had warned her about, and Li Wei explained that Pokémon Hunters illegally captured Pokémon.
• Lìmonè arrived at the Pokémon Center in his Blaziken Mask disguise, and Li Wei recognized him before Lìmonè urged him to keep his voice down.

Li Wei met Lìmonè, who revealed his identity as Blaziken Mask and invited him to Lumiose City to meet his daughter. After an enjoyable train ride, they arrived in the city, and Lìmonè offered to accompany Li Wei to buy ingredients for dinner.

• Li Wei and Lìmonè introduced themselves and their Pokémon in a Pokémon Center lounge, and Li Wei agreed to keep Lìmonè's Blaziken Mask identity secret.
• Lìmonè invited Li Wei to meet his daughter, and Li Wei accepted and agreed to join the family for dinner.
• Li Wei and Lìmonè rode the maglev train to Lumiose City while Diancie enjoyed the passing scenery and Li Wei shared a sunset photo with his friends.
• Li Wei and Lìmonè arrived at Lumiose City North Station, where Li Wei said he would buy ingredients and Lìmonè offered to go with him.

Li Wei visited Lìmonè’s home, met Lola, and cooked dinner for the family while Bonnie was at the Lumiose Gym. Bonnie returned, met her idol, and happily thanked her father for inviting him.

• Lìmonè introduced Li Wei and his Pokémon to Lola, who learned that several of them could communicate through Telepathy.
• Lìmonè told Li Wei about Bonnie’s love of Pokémon and her dream of becoming a Pokémon Breeder, and Li Wei offered to teach her about breeding.
• Li Wei prepared a large dinner with Lola’s help, while Lìmonè watched and learned that Li Wei also planned to open a Pokémon Restaurant.
• Bonnie rushed into the kitchen after smelling the food and was overwhelmed to find Li Wei and his Pokémon there.
• The family enjoyed dinner together, and Bonnie thanked Lìmonè for inviting her idol.

Li Wei said goodbye to Bonnie and her family, then welcomed Steven to Cynthia’s villa the next morning. Steven asked to join Li Wei and Diancie’s Kalos journey and offered to plan their next ten days of sightseeing.

• Li Wei promised to visit Bonnie at the Lumiose Gym and teach her more about Pokémon breeding when she began her journey in Sinnoh.
• Li Wei returned to Cynthia’s villa with his Pokémon, and Steven arrived the next morning to meet Diancie.
• Steven formally introduced himself to Diancie and asked to accompany her and Li Wei through Kalos.
• Li Wei told Steven about his plans to visit Professor Sycamore’s lab and the Lumiose Gym, then let Steven arrange the rest of their itinerary.
• Li Wei called Professor Sycamore to schedule their visit, and he and Steven prepared to head to the lab.

Li Wei brought Diancie and Lucario to Professor Sycamore’s lab, where Sycamore discussed Diancie’s origins and began researching Lucario’s Mega Evolution. The initial tests showed that Mega Lucario’s Aura and physical attacks increased far beyond expectations, and Sycamore began testing its Special Attack moves.

• Li Wei and Steven introduced Diancie to Professor Sycamore, who judged that she might belong to a different population from the Diancie in ancient texts and suggested consulting Professor Oak and Professor Rowan about her origins.
• Li Wei fulfilled his agreement with Professor Sycamore by bringing Lucarionite for research on Lucario’s Mega Evolution.
• Professor Sycamore and his researchers recorded Lucario’s baseline readings and punch strength before and after Mega Evolution.
• Mega Lucario’s Aura energy rose by 247%, and its tested punches exceeded Adaptability-based predictions by roughly six to eight percentage points.
• Professor Sycamore instructed Lucario to rest briefly before testing Flash Cannon and Aura Sphere.

Professor Sycamore’s tests showed that Lucario’s Mega Evolution boosts were far higher than expected, prompting Steven to request tests on both his and Li Wei’s Metagross. Li Wei stayed at the lab for several days, where testing confirmed Steven’s suspicions and Bonnie spent time playing with the Pokémon; by the fifth day, the research was still underway.

• Professor Sycamore and Chloe found that Mega Lucario’s Flash Cannon and Aura Sphere had gained over 111%, and Professor Sycamore requested further tests.
• Steven suggested testing his Metagross and Li Wei’s Metagross, hoping to verify that they had improved after the Breeding Center’s Summer Camp.
• Li Wei asked Professor Sycamore to host Bonnie so he could keep his promise to her, and Bonnie came to the lab with Lìmonè that afternoon.
• Li Wei’s Pokémon entertained Bonnie with hide-and-seek while Li Wei, Steven, and Professor Sycamore continued their research.
• Testing showed that Steven’s Mega Metagross boost had risen from 5.4% to 8.9%, and a Mega Blastoise test confirmed the equipment worked correctly.
• Cynthia told Li Wei that she had also sensed improvements in Garchomp and Metagross, and the testing continued until the fifth day.