Recaps

Xiaoyun set out with Dawn, chose Turtwig, and helped rescue Pikachu from Team Rocket before meeting Ash and Paul. After Paul challenged Xiaoyun, Sceptile defeated Torterra, and Paul left planning to prepare for their next battle.

• Yun Fan died in a motorcycle accident and was reborn as Hanyu Yun, the newborn son of Lina and Hanyu Qing'an, in the Pokémon world.
• Ten years later, Xiaoyun agreed to travel with Dawn, and Hanyu Qing'an gave him Treecko, who accepted him as its Trainer.
• Xiaoyun and Dawn searched for Chimchar and Piplup, battled Ariados with Sceptile, and encountered Mesprit at Lake Verity.
• Dawn chose Piplup and Xiaoyun chose Turtwig at Professor Rowan's institute, then they began their journey together.
• Team Rocket tried to steal Pikachu, and Xiaoyun rescued him before helping him reunite with Ash.
• Xiaoyun and Dawn met Ash and Brock, while Paul challenged Ash over his views on Pokémon and defeated Ash's Starly in their battle.
• Xiaoyun battled Paul with Sceptile against Torterra and won with Blade Storm, prompting Paul to accept defeat and plan for a rematch.

Xiaoyun and Dawn traveled to Jubilife City, where Dawn caught Buneary, trained Piplup, and reached the final of her first Contest before losing to Zoey. The group then went to Oreburgh, where Ash lost to Roark and Xiaoyun joined the effort to control rampaging fossil Pokémon, leaving him facing Aerodactyl with Ursaring.

• Xiaoyun secured Paul’s agreement to let him raise Chimchar if Paul ever stopped training him, then traveled with Dawn toward Jubilife City.
• Dawn caught Buneary after Piplup learned Aqua Jet, and Xiaoyun caught Ursaring after Turtwig defeated it in the Forest of Confusion.
• Xiaoyun helped Piplup overcome its dizziness, and Piplup learned Spinning Bubble Beam and Whirlpool for Dawn’s Contest routine.
• Xiaoyun and Dawn received Pokémon Watches and an Egg from Teruatsu in exchange for testing the watches during their travels.
• Dawn earned the highest preliminary score with Piplup, defeated Nobuko and Jessie Lina, then lost the final to Zoey by a narrow margin.
• Xiaoyun joined Ash, Brock, and Dawn on the journey to Oreburgh, where Paul defeated Roark and earned the Coal Badge.
• Ash lost his Gym battle against Roark, and Xiaoyun followed Roark into Oreburgh Mine to help deal with the rampaging fossil Pokémon.
• Dawn and Xiaoyun battled fossil Pokémon in the mine, and Xiaoyun challenged Aerodactyl after it taunted Ursaring.

Xiaoyun won the Coal Badge, helped Dawn prepare for and win the Floaroma Contest, and rescued Meijia’s Gardevoir from Hunter J. After defeating and catching Suicune, he left the Legendary Pokémon at the remote Pokémon Center with Xiaowu as he and Dawn continued toward the Eterna Gym.

• Xiaoyun defeated Roark’s Onix, Rampardos, and Rhyperior to earn the Coal Badge, then set out with Dawn for Floaroma Town.
• Dawn caught Pachirisu, and Xiaoyun helped her improve her Poffins before her Pokémon accepted them.
• Xiaoyun and Dawn stopped Hunter J from taking Meijia’s Gardevoir, and Officer Jenny arrived as Hunter J and her team escaped.
• Dawn’s Pokémon Egg hatched into Swablu, and she won the Floaroma Contest by defeating Kenny in the final and earning her first Ribbon.
• At a remote Pokémon Center, Xiaoyun and Dawn helped Xiaowu and her family care for Pokémon before Xiaoyun challenged Suicune at a misty lake.
• Sceptile defeated Suicune after a fierce battle, and Xiaoyun caught the unconscious Legendary Pokémon.
• Xiaoyun agreed to let Suicune stay with Xiaowu at the Pokémon Center and left with Dawn for the Eterna Gym.

Xiaoyun won a series of battles, earned his second Gym Badge, and traveled with Dawn and their friends to Alamos Town. When Dialga and Palkia’s clash pulled the town into another dimension, Xiaoyun joined Darkrai in fighting them and left the battle underway.

• Xiaoyun and Dawn accepted Rhonda’s televised Double Battle challenge, and Xiaoyun’s Turtwig evolved into Grotle before they defeated the twins.
• Xiaoyun caught Buizel and defeated Lucian in battle, drawing the attention of the Sinnoh Elite Four.
• Xiaoyun defeated Gardenia at Eterna Gym and earned the Forest Badge, then he and Dawn crossed the lake to Alamos Town with Alice.
• Xiaoyun beat Ash’s Ambipom in a plaza battle, and Alice’s melody calmed the Pokémon at her estate as Darkrai watched from the shadows.
• Darkrai appeared during a space-time disturbance and attacked Xiaoyun, who used the Power of Overcoming to enter Darkrai’s inner world and offer help.
• Tonio traced the crisis to a space-time rupture that trapped Alamos Town in another dimension, while he and Alice went to retrieve the final Oración disc.
• Dialga and Palkia fought above the Space-Time Towers, and Darkrai tried to stop them before Xiaoyun sent Suicune to protect it.
• Xiaoyun Mega Evolved Sceptile and Aerodactyl and led them and Suicune against Dialga, while Darkrai accepted his challenge and attacked Palkia with Dark Pulse.