Rufus Plankton is one of Plankton's family members. He only appears in the episode "Plankton's Army." He also appears as an enemy in the "Bikini Bottom" and "ChumBucket" stages of the DS version and the "Chum Bucket" stage of the GBA version of Nicktoons Unite!.
He appears as a light blue plankton with some sort of many lines of little feet, long sharp nose, and a long sharp head spike.
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