Gooey

Gooey is a character form the Kirby franchise. Gooey is a friendly blob of Dark Matter that is best friends with Kirby. He has a sister named Blob.

Powers & Abilities
Gooey can gain the exact same abilities like Kirby from his enemies, except instead of inhaling them, he uses his long tongue instead. However, when  battling 0, instead of getting Starship liek Kirby Gooey can instead turn himself into a form that resembles Dark Matter. While he can eat underwater, he cannot eat two enemies at once.

Kirby Dreamland 2
Gooey first appears after defeating certain mid-bosses in bags. However, he only appears when an animal friend that was originally in the bag is already paired with Kirby. He can replenish health

Kirby Dreamland 3
Gooey is a fully playable chracter here acting as the second player that can be controlled by the CPU or second player. Gooey accompanies Kirby in his fight against Dark Matter.

Trivia

 * Goeey appears in Super Smash Bros. Melee as a trophy.