Death Battle Fanon Wiki
Death Battle Fanon Wiki


Mandy, You gotta help me, every time I take a bite of this delicious bread it's becomes smaller!... I've lost it!
~ Billy

Billy is the Main Protagonist of Cartoon Network's animated television series, The Grim Adventures of Billy & Mandy.

Fanon Wiki Ideas So Far

Battles Royale

With Mandy

With Grim and Mandy

Battle Record

WARNING: The following tab will reveal the numbers of wins and losses for the following character. Read at your own risk.

Battle Record

  • Wins: 1
  • Losses: 1
  • Draws: 0

Possible Opponents

With Mandy

Death Battle Info

  • Age: 10


  • Covered the entire planet in yogurt in his superhero form
  • Destroyed Endsville
  • Survived his entire neighborhood blowing up
  • Withstood the explosion of a giant colosseum
  • Can react to Nergal's tentacles, which can reach the other side of the planet in a second
  • Dodged point-blank cannonballs
  • Survived reality restarting as a result of Mandy smiling
  • Can live without his brain
  • Survived being launched into space and withstood the ensuing fall
  • Survived an explosion that destroyed his house
  • Has regenerated from being burnt to dust, his flesh ripped off, being decapitated, etc.