Guardians of the Galaxy

Guardsmen

Gunslinger

GW Bridge

Gwen Stacy

Gwen Stacy (Ultimate)

H.A.M.M.E.R.

H.E.R.B.I.E.

Hairball

Half-Life (Tony Masterson)

Hammerhead

Hammerhead (Ultimate)

Hank Pym

Hannibal King

Happy Hogan

Hardball

Harley Davidson Cooper

Harpoon

Harrier

Harry Heck

Harry Osborn

Harry Osborn (Ultimate)

Hate-Monger (Adolf Hitler)

Havok

Hawkeye

Hawkeye (Kate Bishop)

Hawkeye (Marvel Heroes)

Hawkeye (Ultimate)

Hawkeye/Clint Barton (MAA)

Hecate (Ravonna Renslayer)

Hedge Knight

Hela

Hellcat (Patsy Walker)

Hellfire Club

Hellfire Club (Ultimate)

Hellion

Hellions (Squad)

Hemingway

Henry Peter Gyrich

Hepzibah

Hercules

Heroes For Hire

Hex

High Evolutionary

Hindsight Lad

Hiroim

Hit-Monkey

Hitman

Hitomi Sakuma

Hobgoblin (Jason Macendale)

Hobgoblin (Robin Borne)

Hobgoblin (Roderick Kingsley)

Holocaust (Age of Apocalypse)

Holy

Honey Badger (Gabrielle Kinney)

Hope Summers

Howard Saint

Howard The Duck

Hulk

Hulk (HAS)

Hulk (LEGO Marvel Super Heroes)

Hulk (Marvel: Avengers Alliance)

Hulk (Marvel Zombies)

Hulk (Ultimate)

Hulk-dok

Hulk/Bruce Banner (MAA)

Hulkling

Human Cannonball

Human Fly (Richard Deacon)

Human Robot

Human Torch

Human Torch (Jim Hammond)

Human Torch (Ultimate)

Humbug

Husk

Hussar

Hydra

Hydro-Man

Hyperion (Earth-712)

Hypno-Hustler

Iceman

Iceman (Ultimate)

Iceman (X-Men: Battle of the Atom)

Ikaris

Illuminati

Ilyana Rasputin

Immortus

Imp

Imperfects

Imperial Guard

Impossible Man

In-Betweener

Inertia

Infant Terrible

Inhumans

Ink

Invaders

Invisible Woman

Invisible Woman (Marvel: Avengers Alliance)

Invisible Woman (Ultimate)