Leon will gigantimax Charizard. It becomes a Classical European dragon but huge like Smaug.

Blastoise and Venusaur get the shaft.

Sirfetch’d is an onion knight. He’s got a set of onion armor/onion helmet and the leek is now pointed. Green feathers are on his wings and he has a green feather beard. He becomes grass flying.

Lake Miloch has a gigantimax battle against Lapras. It powers up Perish Song, and Lapras is musical themed in its appearance.

Yamper evolves into Scramper, a greyhound.

Impidimp becomes Dumbletrubble, a two headed dopey looking goblin. Reminiscent of Tolkien, but its purposefully goofy looking.

Gigantimax Raichu is basically just Gorochu.

Galerian Meowth is based on a morningstar.