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Appletun is a worm-like Pokémon inhabiting a body reminiscent of apple pie. Appletun produces a nectar-like scent which attracts Bug-type Pokémon, which it preys on. Its body is caked in sweet nectar, which gets thicker when exposed to Gigantamax energy. The skin on is back is said to be tasty, and children used to eat it as a snack.
Appletun exposed to Gigantamax energy change into the shape of a giant apple. The sweet nectar that covers its body increases in thickness, allowing it to absorb more damage than normal. It can shoot out nectar, enough to be able drown its opponents in the blast of nectar.
Appletun and Flapple have physically identical Gigantamax forms, but they are still treated as different Pokémon as they have distinct Pokédex entries and G-Max Moves.
Appletun and its evolutionary family are the only Pokémon that are in the Grass and DragonEgg Groups.
Origin
Appletun may be based on a dragon or tortoise with elements of an apple pie. Its Gigantamax form appears to be based on a caramel apple.
Name origin
Appletun may be a combination of apple and ton (weight). It may also be a play on apple turnover.
Taruppuru may be a combination of tart, 怠い tarui (sluggish), たっぷり tappuri (onomatopoetic word for plenty), and apple.