Character counterparts

Characters that are counterparts of other characters, based on their appearance also also know as doppelgängers.

Alice Glick's counterparts

 * Hot Flash

Angelica Button's counterparts

 * Blocko Angelica Button

Barney's counterparts

 * Barfy
 * Baby Barney

Bart's counterparts

 * Mooch Bart
 * Mozart
 * The Raven
 * Baby Bart
 * Prince Gautama

Carl's counterparts

 * Crawl

Dolph's counterparts

 * Bully-vern (shared with Jimbo and Kearney)
 * Red Goblin

Hans Moleman's counterparts

 * Hans Mechman

Homer's counterparts

 * Homer Dog
 * Homer Lizard
 * Evil Homer
 * Greystash
 * Teenage Homer
 * Baby Homer
 * Gelatinous Homer
 * Paul Bunyan
 * Retired Homer
 * Captain Mordecai
 * King Gautama
 * Abbey

Jimbo's counterparts

 * Bully-vern (shared with Dolph and Kearney)
 * Blue Goblin

Kearney's counterparts

 * Bully-vern (shared with Jimbo and Dolph)
 * Kearneymon

Lenny's counterparts

 * Lewd

Lewis Clark's counterparts

 * One of the Worker Elves

Lisa's counterparts

 * Angelica Button
 * President Lisa
 * Angel Lisa
 * Baby Lisa
 * Connie Appleseed
 * Libido
 * Siddmartha

Maggie's counterparts

 * Rockstar Maggie

Marge's counterparts

 * Baby Marge
 * Young Marge
 * Empty-Nest Marge
 * Mabel Simpson
 * Marge Ziff
 * Temperance
 * Robot Marge
 * Anime Marge
 * Marguerite
 * Queen Gautama

Martin's counterparts

 * Martin of the Opera

Milhouse's counterparts

 * Mr. Dirt

Moe's counterparts

 * Caveman Moe
 * Baby Moe
 * Bridge Troll Moe
 * Demon Moe

Mr. Burns' counterparts

 * Burns Dragon
 * Lord Montymort
 * Burns Monster
 * Robo Burns
 * Young Burns
 * King Herod
 * Burnsum

Ned's counterparts

 * Cyrus Manley

Nelson's counterparts

 * The Human Donkey

Professor Frink's counterparts

 * Baby Frink

Sideshow Bob's counterparts

 * Bob Clone
 * Short Bob Clone
 * Tall Bob Clone

Smithers' counterparts

 * Doggy Smithers
 * Slithers
 * Teenage Smithers

Stephen Hawking's counterparts

 * Mecha Hawk

Wiggum's counterparts

 * Wiggops

Trivia

 * Jaffee's counterpart, one of the Worker Elves, appears as a playable character, even though he does not appear in the game. The other Worker Elf, Lewis Clark's counterpart, appeared in the game before he appeared as a playable character.
 * Hot Flash, Alice Glick's counterpart, appeared in the game before she appeared as a playable character.