To prepare for the Masters Eight Tournament, Ash reunites with his many Pokémon partners to battle an old rival and get as strong as possible.

A suspicious shadow is sneaking up on Go's Smartphone Rotom in the hotel room he and Satoshi are staying at in Shoot City in the Galar region... We'll be shedding light on the info on Go's Pokémon and the top secret data on Project Mew contained within?! In addition, the radio show "A Blaze Kick After School" will be doing a special on childhood friends!!

On the eve of the finals, Ash and Goh enjoy a day off in town and run into a group of Nickit who've become popular for teaching other Pokémon to behave.

It's time for the Masters Tournament Finals, which will determine who's the best in the world, and PWCS News is doing a special that will present the finals the world is eagerly awaiting in greater detail than anywhere else! The special will provide a thorough coverage of not only highlights of Satoshi and Dande's battles, but also of the various encounters between the two! In addition, the special has obtained some exclusive news it's going to break?!

While Goh answers an emergency call from Project Mew, Ash heads into the finals of the Masters Eight Tournament, where Leon requests a full power battle.

With each competitor down to their final five Pokémon, the battle wages. Ash fights to get an advantage over Leon, who effortlessly sets the pace.

The fierce battle to determine who the strongest trainer is continues. Will Ash manage to see himself through to the ultimate victory?

The mysterious appearance of a legendary Eternatus above Wyndon Stadium grants Ash and Leon a bonus round, where it comes down to partner versus partner.

After picking up psychic energy signals, the Chasers set out to scale treacherous Table Mountain in search of Mew... but find surprises along the way.

On Faraway Island, the Chasers make a startling discovery and find themselves transported to a mysterious realm, where Goh connects with an old friend.

Goh has a new ambition to become a trainer worthy of partnering with Mew — but he's not sure how to broach the topic while camping with Ash and Chloe.

An epic battle with a legendary Pokémon reignites the fire in both Ash and Goh's hearts. But before they set out on new journeys, they must say goodbye.

While walking through the woods, Ash takes a random path that leads him to exciting encounters with many different types of Pokémon — and enemies.

Misty believes she's connected to a wild Clauncher by fate. Ash thinks his Corphish called dibs on it first. The only solution? A fishing battle!

To cheer up a heartsick Brock, Ash and his friends take him to a nearby flower field, where he gets lost chasing after a tricky Psychic-type Pokémon.

On a snowy mountaintop, Ash and the team try to help a gloomy Beartic by encouraging it to regain control of its ice powers.

Ash and friends decide to cheer on their old pal Squirtle at the Firefighting Squad Show, but the famous Pokémon's managers won't let the group say hi.

When Team Rocket causes Pikachu to get separated from the rest of his group, Ash relies on their strong connection to track down his best friend.

This is a clipshow Unaired outside of Japan of Satoshi's (Ash's) gym battles and Haruka's (May's) contest battles. The heroes are still on the boat looking towards the Grand Festival. Ash remembers all of his Hoenn Gym Battles with Roxanne, Norman, Brawly, Juan, Tate and Lisa, while May remembers her Contests with Drew, Grace, Kelly, Harley, Erica and Savannah.

The Pokémon School has a visiting teacher: Faba! When he shows off his invention that can reduce the size of objects for easy storage, it malfunctions, and Ash, Lillie, and Sophocles are shrunk into tiny heroes! Faba recruits Rotom Dex to help him repair the machine, and meanwhile, our heroes are thrown into a world where everything is gigantic. They eventually reunite with Pikachu, who sneezes on them—causing them to return to normal size. But just when Faba thinks he’s fixed his invention, it misfires again…and the result is a towering Togedemaru!

While out shopping, Ash meets a talented artist named Mina, whose partner Ribombee has an amazing power: it can tell what people and Pokémon are feeling! Poipole is fascinated, too, and shows off its own drawing skills to the rest of the Pokémon School class. It’s thrilled to draw symbols representing its love for its “Alolan family,” but after a mysterious dream, its artwork takes on a different, darker tone. Although Poipole’s motivations remain unclear, our heroes reassure it that they’re behind it no matter what! In the meantime, though, the mystery continues to deepen...

While practicing their vaulting skills during gym class, Ash and friends compete to see who can jump the highest. The next day, an Ultra Beast named Stakataka appears in Alola—and our heroes initially mistake it for a giant vaulting challenge! But they soon realize its true identity, and they spring into action as the Ultra Guardians. After multiple failed attempts to get Stakataka into a Beast Ball, the Ultra Beast finally recognizes that our heroes are trying to help, and it agrees to be caught so it can be returned to its home world. It’s another success for the Ultra Guardians!

The Ultra Guardians are beside themselves with excitement, as Lusamine has booked them a day at the Pokémon Paradise Resort—and the hardworking Ride Pokémon are tagging along, too! Everyone enjoys the spa’s relaxing amenities, but Team Rocket shows up in disguise with other plans: stealing all the Pokémon they can! Fortunately, the Ride Pokémon have none of it, and they make sure to dash the troublemakers’ ambitions. Our heroes finish their spa day in total luxury, while Team Rocket ends up stuck in the mud with Bewear...

Professors Kukui and Burnet have a hard time getting up in the morning, and when Ash gets to school, he discovers that the adults in his friends’ lives are in the same boat! The Aether Foundation team has a theory, but they’re exhausted too, so Ash takes charge of the Ultra Guardians (now including Gladion) to investigate. The culprit seems to be something on the other side of an Ultra Wormhole, draining all the energy from the Ultra Auras. Our heroes track down the wormhole, and they’re excited to see the Legendary Pokémon Lunala emerge—but a mysterious and frightening creature is right on its tail!

The Ultra Guardians spring into action to protect Lunala from the mysterious creature who has chased it through the Ultra Wormhole! UB Black (as Lusamine later calls it) drains the power from Lunala’s Ultra Aura, then fastens itself onto the Legendary Pokémon to absorb it! Our heroes manage to fight it off with the help of Solgaleo, but the creature turns a similar attack on Solgaleo, absorbing it and escaping through an Ultra Wormhole. As Lunala recovers its strength, the Ultra Guardians promise to do everything they can to rescue Solgaleo—and the kahunas prepare for a festival celebrating a solar eclipse!