Marian Plankton

Marian Plankton is Plankton'' 's cousin that helped Plankton to steal the formula. He was appears in the episode Making The Plan. Marian is Plankton 's first fanon cousin in the series. He has an ears look similar to Plankton's.''

He has an interest look like Plankton.

Friends
Plankton

Karen

John Plankton

Mickey Plankton

Enemies
Mr. Krabs

SpongeBob

Squidward

Fred

Nat

Harry the Fish

Harold "Bill" Reginald

Trivia
He has an ears look similar to Plankton 's.

He has an interest look like Plankton.

The name Marianus was not confrimed in the world.

Marian is Plankton 's first fanon cousin in the series.

His voice actor is unknown.