Undersea creativity with free Plankton coloring pages for kids! These 20 detailed black and white line drawings allow you to bring this SpongeBob villain to life with your creativity.
Plankton is the biggest villain of the SpongeBob SquarePants series, even though he is the smallest character! He was created by Stephen Hillenburg and is voiced by Mr. Lawrence.
Plankton’s one goal in life is to steal the formula for Mr. Krabs’ Krabby Patty formula, and he is aided by his much smarter computer wife, Karen, who Jill Talley voices.
These pages bring you plenty of Plankton and Karen shenanigans to color, but you will also see characters like Sandy Cheeks, SpongeBob, Patrick, and many more!
There are also some interesting facts for you to learn about Mufasa and The Lion King films as you color.
20 Free Plankton Coloring Pages To Print And Color

1. Gal Pals Installing Karen’s Empathy Chip In Plankton Coloring PDF
The Gal Pals are a group of friends in SpongeBob SquarePants consisting of Sandy, Mrs. Puff, Karen, and Pearl Krabs. They removed the empathy chip from Karen and attempted to install it in Plankton in one memorable episode. The Gal Pal group was inspired by the real friendship of the voice actors for the characters.
2. Karen Handing Plankton The Krabby Patty Formula
This scene seems to be showing off a momentous occasion, as Karen has the much-coveted Krabby Patty formula for Plankton! Sadly for him, every time they manage to get it, it’s destroyed in a comedic fashion.
3. Karen In Her Upgraded Mech Form
Karen has had some impressive upgrades in the show, but sometimes these upgrades can get out of hand! Her name comes from the name of show creator Stephen Hillenburg’s wife in real life.
4. Karen Merging With Her New Mech Body
Karen’s mech body gives her a new lease of life, as she’s able to move around outside! Her voice actor, Jill Talley, is the wife of SpongeBob’s voice actor, Tom Kenny.
5. Karen Removing Her Empathy Chip
Once Karen removed her empathy chip, she was unable to feel any positive emotions for anyone. By the end of this storyline, both she and Plankton discover their inherent empathy within themselves.
6. The Chum Bucket
Plankton’s restaurant is The Chum Bucket, the main rival to the Krusty Krab. Although that’s not very accurate, as Plankton’s restaurant is a lot less popular than the Krusty Krab, even though some of his tricks have occasionally increased its popularity.
7. Patrick Eating Potatoes Inside The Engine Room
Patrick sure loves to stuff his face, and he’s taking the opportunity to get plenty of potatoes in his belly in Plankton’s engine room. Interestingly, both Plankton and Karen were planned to be characters who only appeared once, but the creators liked their characters so much that they became series regulars.
8. Plankton And Karen Arguing
Like any couple, Plankton and Karen sometimes have their ups and downs! Their dynamic was introduced because the writers thought it would be funny to show the relationship problems of an evil genius.
9. Plankton And Karen Designing a Freeze Ray
Plankton has created all sorts of amazing inventions in his mission to steal the Krabby Patty formula, but even his freeze ray gun didn’t help him succeed.
10. Plankton And SpongeBob Sneaking Onto Karen’s Airship
Sometimes, Plankton has to team up with SpongeBob, someone he considers a nemesis. One of these occasions was when they had to sneak aboard a rogue Karen’s airship. When developing the character, the producers wanted him to be voiced by a guest voice actor like Bruce Willis, but the creators pushed to have Mr. Lawrence in the role.
11. Plankton Hugging Karen Coloring Sheet
Despite how complicated their relationship can be, Plankton and Karen still have a lot of love for each other and give off major couple goals!
12. Plankton On A Rampage
Despite his size, Plankton is certainly one to go on rampages and show off his anger! In reality, plankton are even smaller than he is, as many plankton are microscopic.
13. Plankton In Front Of The Chum Bucket
Plankton is ready for a new day of trying to steal the secret formula, and we also get a great look at the Chum Bucket in the background.
14. Plankton In A Mech
Sometimes, Plankton builds mechs to give him a fighting chance. When first designing Plankton, the creators of the show considered having him permanently in a mech suit.
15. Plankton Returning Home
Plankton went to study at the prestigious Bikini State University, and after his studies, he was happy to return home to Bikini Bottom for a fresh new start of villainy.
16. Plankton Stealing The Formula
Plankton has achieved his goal of nabbing the formula, and he looks like he’s quite pleased with himself! Unfortunately, he’ll probably be foiled momentarily.
17. Pearl And Mrs Puff
It’s time to see the other two members of the Gal Pals, Pearl Krabs and Mrs. Puff. You could draw Sandy and Karen with them to finish the quartet.
18. SpongeBob Using Hypnotism On Plankton
Even with Plankton’s powerful mind, he’s not immune to the hypnosis techniques that SpongeBob uses on him. What do you think SpongeBob would like to convince Plankton to do?
19. Plankton’s Mech Fortress
Plankton’s mech fortress is one of his most formidable creations, and here it is towering over SpongeBob’s pineapple house. The mech has an unusual power source: potatoes!
20. Plankton Building A Computer Coloring Page
Everybody has to start somewhere, and Plankton was no different. When he was much younger, he created a much more primitive version of Karen, which was powered by a potato. Say what you want about him, you can’t deny that Plankton has come a long way!After You Color Your Plankton Pages
- Add in any other characters who failed to make an appearance, like Squidward or Mr. Krabs.
- Draw some iconic SpongeBob locations like the Krusty Krab or SpongeBob’s pineapple house in the backgrounds.
- Design some new gadgets for Plankton to use, like a teleportation gun or a grappling hook made from common household items.