Character Recommendations Based on Sheldon J. Plankton

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Blunt and crass teenage runaway

She can become a monster when there is something she wants

Loves storytelling and flying

He may seem standoffish, but this ice harvester secretly has a warm heart

Shows as much courage as a child king as he did under The Blitz of London

Inter-dimensional demon who dreams of a more chaotic Gravity Falls

Her ego is matched by an equally strong sense of loyalty

Lethal, but loyal. Just the sort of butler you'd want in dangerous Gotham

A malevolent dark wizard so fearsome he's known primarily as "He Who Must Not Be Named"