Model I, Mark I: The Original Gray Armor...Tales of Suspense #39

Model I, Mark II: The Golden Armor...TOS #40

Model I, Mark III: TOS #43

Model I, Mark IV: TOS #47

Model II, Mark I: The Protoclassic Armor...TOS #48

Model II, Mark I-A: TOS #54

Model III, Mark I: The Post-Proto Pre-classic Armor...TOS #55

Model III, Mark II: TOS #64

Model III, Mark III: TOS #66

Model IV, Mark I: The Classic Red and Gold...IM Vol. 1, #

Model V, Mark I: Depolarizing Armor...IM Vol. 1, #85

Model VI, Mark I: Neoclassic Armor...IM Vol. 1, #95

Model VII, Mark I (referred to as #14C): The Space Armor...IM Vol. 1, #142

Model VII, Mark II: The Space Armor...IM Vol. 1, #278

Model VIII, Mark I: The Low Observable, or Stealth, Armor...IM Vol. 1, #152

Model VIII, Mark II Stealth Armor...IM Vol. 1, #229

Model VIII, Mark III: Stealth Armor...IM Vol. 1, Annual #13

Model IX, Mark I: The Red and Silver, Silver Centurion Armor...IM Vol. 1, #200

Model X, Mark II: Deep Submergence Suit, or Hydro Armor...IM Vol. 1, #218

Model XI, Mark I: Red and Gold...IM Vol. 1, #

Model XII

Model XIII, Mark I: The Variable Threat Response Battle Suit, AKA War Machine...IM Vol. 1, #282

Model XIII, Mark II Rhodey's War Machine...IM Vol. 1, #284

Model XIV, Mark I: Telepresence Armor, or Neuromimetic Telepresence Unit (NTU-150)...IM Vol. 1, #290

Model XV, Mark I: The Modular Armor...IM Vol. 1, #300

Model XVI, Mark I: Arctic Armor...Brief appearance in IM Vol. 1, #318

Model XVII, Mark I: Crossing Armor...IM Vol. 1, #319

Model XVIII, Mark I: Iron Boy...Begins evolving in IM Vol. 1, #326

Model XIX, Mark I: Holo-Armor...IM Vol. 1, #329

Model XX, Mark I: Heroes Reborn Armor...IM Vol. 2, #1

Model XXI, Mark I: The Heroes Return Retro Armor IM Vol. 3, #1

Model XXI, Mark II: Retrofitted Retro Armor...IM Vol. 3, #

Model XXII, Mark I: The Outer Atmospheric Armor...Bad Blood #4

Model XXIII, Mark I: Test Armor...IM Vol. 3, #14

Model XXIV, Mark I: SKIN Armor...IM Vol. 3, #42

Model XXV, Mark I: Grell Armor

Model XXVI, Mark I: Ablative Armor

Model XXVII, Mark I: Hypergravity Armor...IM Vol. 3, #83