User blog comment:Wikicool55/Bloony Bloons?/@comment-5040110-20120727024141/@comment-5040110-20120729160234

Slime Bloon: Takes 50 hits to pop. Will eat one Bloon for 1 second, but spits the same bloon out and up one rank! Does not affect MOAB-Class Bloons or Bloons that take more than 50 pop. Example: Slime Bloon eats Red Bloon, and when done, Red will become Blue Bloon!