Here’s the list of villains.
Merasmus (TF2)
GLaDOS (Portal)
Plankton (SpongeBob SquarePants)
Widowmaker (Overwatch)
Sideshow Bob (The Simpsons)
Forrest Blackwell (Lego City Undercover)
Jan Levinson (The Office)
Heather (Total Drama)
Rodrick Heffley (Diary of a Wimpy Kid)
The Litch (Adventure Time)
Bill Cypher (You know where he’s from)
Any other suggestions?