Why does Plankton try to sell Chum, despite knowing that it is

Characters/Plankton, Adventures of Chris And Tifa Wiki

Mecha-Plankton (NASB 2), Nickelodeon All-Star Brawl Wiki

Looking for opponents for Mr. Krabs or Sheldon J. Plankton (SpongeBob SquarePants) (with connections) : r/DeathBattleMatchups

Reviews: The SpongeBob SquarePants Movie - IMDb

10 Harsh Realities Of Being Plankton From Spongebob Squarepants

SpongeBob SquarePants: All 10 Times The Krusty Krab Changed Business

Squidward-Plankton relationship, Encyclopedia SpongeBobia

Chum is fum : r/BikiniBottomTwitter

Last but not least plankton, what is the worst thing he has done? (Most like comment gets on there) : r/spongebob