Suggestions by @xylopiano

The Phantasm

as Best Batman Villain in Best And Worst Of Villains

The Mad Hatter (Jervis Tetch)

as Best Batman Villain in Best And Worst Of Villains

Ventriloquist and Scarface

as Best Batman Villain in Best And Worst Of Villains

Rothbart

as Best Villain Death/Defeat in Best And Worst Of Villains

FAKE

as Murder (Stabbed) in Fictional Characters Face Claim Sorted by Cause of Death

Marx (Kirby)

as Caught In Explosion in Fictional Characters Face Claim Sorted by Cause of Death

Queen Sectonia

as Murder (Magical Attack) in Fictional Characters Face Claim Sorted by Cause of Death

Archibald Snatcher

as Fatal Allergic Reaction in Fictional Characters Face Claim Sorted by Cause of Death

Count Rugen

as Killed in a Duel in Fictional Characters Face Claim Sorted by Cause of Death

Oogie Boogie

as Skinned in Fictional Characters Face Claim Sorted by Cause of Death

Martin the Warrior (character)

as Unknown in Fictional Characters Face Claim Sorted by Cause of Death

Piella Bakewell

as Animal Attack (Eating Alive) in Fictional Characters Face Claim Sorted by Cause of Death

Piella Bakewell

as Animal Attack in Fictional Characters Face Claim Sorted by Cause of Death

indoraptor

as Impaled in Fictional Characters Face Claim Sorted by Cause of Death

Madame Gasket

as Burned to Death (Fire) in Fictional Characters Face Claim Sorted by Cause of Death

Malkariss

as Murder (Bludgeoning) in Fictional Characters Face Claim Sorted by Cause of Death

Malgosha

as Zombification in Fictional Characters Face Claim Sorted by Cause of Death

Tsarmina Greeneyes

as Drowning in Fictional Characters Face Claim Sorted by Cause of Death

Slagar the Fox

as Falling To Their Death in Fictional Characters Face Claim Sorted by Cause of Death

Asmodeus Poisonteeth

as Decapitation in Fictional Characters Face Claim Sorted by Cause of Death