N.E.P.T.R.

N.E.P.T.R. is a non-playable character in MultiVersus.

Context
N.E.P.T.R. (short for Never-Ending Pie-Throwing Robot, also known simply as Neptr) is a pie-throwing robot who was created by Finn for the sole purpose to prank Jake.

Role in MultiVersus
N.E.P.T.R. can be spawned by the "Assistant" item. He will throw pies at enemies.