In this 17-step guide, you’ll learn how to draw Plankton – SpongeBob SquarePants’ tiny yet ambitious antagonist. Despite his small size, Sheldon J. Plankton is one of the most determined characters in Bikini Bottom, always scheming to steal the Krabby Patty secret formula.
About Plankton
- Full Name: Sheldon J. Plankton
- Species: Planktonic copepod
- Occupation: Owner of the Chum Bucket
- Spouse: Karen (his computer wife and sidekick)
- First Appearance: “Plankton!” (SpongeBob SquarePants, Season 1)
- Voice Actor: Mr. Lawrence
Plankton runs the Chum Bucket restaurant, which competes with Mr. Krabs’ Krabby Patty empire. His goal is simple yet endlessly entertaining – steal the secret formula. Over the years, he’s evolved from a one-time villain to a fan-favorite anti-hero, sometimes even showing a softer side.
Plankton’s Appearance
- Body Color: Deep green
- Shape: Small, bean-like body
- Eye: One large yellow eye with a red pupil
- Eyebrow: Thick and black, adding to his villainous expression
- Antennae: Two long, thin antennae with small spikes
- Pose: Often standing proudly with hands on sides, smiling slyly
If you enjoy drawing SpongeBob characters, you can also try creating Squidward, SpongeBob himself, or even Karen for a fun Chum Bucket scene.
About This Plankton Drawing Guide
This tutorial uses a simple color code system to make each step easy to follow:
- Red Color: shows the new lines added in the current step.
- Black Color: shows lines from previous steps.
- Grey Color: represents the basic sketch for shape and structure.

















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