Waddlewing

Waddlewing is a one-time appearance enemy in Super Luigi Country. He only appears in Level 2 and is a reoccurring enemy in New Super Mario Bros. U released by Nintendo.

Story
Waddlewing doesn't have anything to do with the story, but it could be implied that he ate a Mushroom which is the reason why he's more bigger and fatter than usual.

Level 2
In this level, the giant Waddlewing will constantly loop through the screen, how fast it goes may very.

Trivia

 * His sprite in-game is very low quality and crusty compared to all the other sprites