Appendages (head) – The character has extra heads and/or unusual head. Appendages (head) is also known as Extra Heads, Multiple Heads and Polycephaly.
Literary Critique of Appendages (head)
A power that marks the characters as having a monstrous appearance and usually a villain. The Dungeons and Dragon universe has several multi-headed characters. Demogorgon (D&D 4th Edition – Monster Manual 2)
Ettin (D&D 4th Edition – Monster Manual 1)
Thrarak (D&D 4th Edition – Monster Manual 2)
Skull Lord (D&D 4th Edition – Monster Manual 1)
Carrion Hound – Creature Collection II. Dark Menagerie
Fen Hydra – D&D 4th Edition – Monster Manual 1
Gulguthhydra – TSR 2158 Monstrous Compendium Annual Volume 2
Hrinruuk’s Hound – Creature Collection II. Dark Menagerie
Mordant Hydra – D&D 4th Edition – Monster Manual 1
Savant Hydra – Creature Collection I
Hydra – World of Warcraft Monster Guide
Double Header (DC) seems handicapped by his freakish condition.
The Sinestro Corps includes Maash (DC) with three heads.
Superman (DC) faces Two-Headed Tiger Dogs in Superman V1 #184.
The Mercurians have an evil head and a good head in Space Squadron #3 (Atlas).
Spanko is a monster with two heads and the two heads argue with each other in S is for Spanko-A Frightening and Realistic Giant Monster Alphabet Book (Slave Labor Graphics).
The Core Hound (WOW) is similar to the legendary Cerberus but only has two heads (World of Warcraft Monster Guide).
Maggie Chascarillo, from the Love and Rockets saga, fights her phobias in the form of a hydra in Penny Century #6 (Fantagraphics).
A Moai with multiple heads in Doris Danger: Giant Monster Adventures (Slave Labor Graphics).
Queep (Image) – 1963: Tales of The Uncanny
Why not transplant a second head to a single body?
The Incredible 2-Headed Transplant
Venture Bros-Two Headed Villains
Dan Dare meets the Two of Verath in The 2000 AD Years V1 (2015).
Jetta #6 (Standard Comics)
Jimmy Olsen (DC) fights a four-headed tiger in Superman’s Pal #101.
Kitty Pryde (Marvel) kills a two-headed mountain lion in Magik #2.
Slaine fights Cerberus in “The Bowels of Hell” – 2000 AD #1000.
Cerberus shows up again in Demi-God #1 (IDW).
Three headed brain in the jar in The New Harlem Heroes – Cyborg Death Trip – 2000 AD #936.
Two Headed Turtle in Ha Ha #22 (American Comics Group).
Gorynych – TSR 2145 Monstrous Compendium Annual Volume 1
Doubleheader – Fighting American #4 (Titan)
A cute Cerebrus in Hellcop #7 (Image)