Scoot Bloop

The Scoot Bloop is an enemy that was intended to make an appearance in Mario & Luigi: Partners in Time, but was scrapped for unknown reasons. Sprites for the Scoot Bloop still exist in the games code, and according to pre-release photos was supposed to appear in the Vim Factory.

The Scoot Bloop has two attacks. The first attack is walking in front of the player and ramming them. It's second attack is walking in front of the player and freezing in place, causing the game to softlock.

Trivia

 * Although it was originally intended to appear in the Vim Factory, its set location in the game's code is Yoshi's Island.