Lower your guard, gentlemen. I come in peace... and war. This seat once belonged to Captain America, I believe? And with his place in the Avengers, I also take his place here. So... The heroes of Earth wish to become destroyers of worlds? My Avengers can help with that. 
Appearing in "What If? Thanos Joined the Avengers?"
Featured Characters:
- Thanos (First appearance) (Joins the Avengers and the Illuminati)
Supporting Characters:
- Avengers (First appearance)
- Captain America (Steve Rogers) (First appearance; dies)
- Captain Marvel (Carol Danvers) (First appearance)
- Hawkeye (Clint Barton) (First appearance)
- Hyperion (Mark Milton) (First appearance) (Cameo)
- Hulk (Bruce Banner) (First appearance) (Cameo)
- Ex Nihilo (First appearance) (Cameo)
- Smasher (Izzy Kane) (First appearance) (Cameo)
- Cannonball (Sam Guthrie) (First appearance) (Cameo)
- Thor (First appearance)
- Manifold (Eden Fesi) (First appearance)
- Captain Universe (Tamara Devoux) (First appearance)
- Sunspot (Roberto Da Costa) (First appearance) (Cameo)
Antagonists:
- Alephs
- Builders
- Thane (First appearance; dies)
- Builder Armada
- Gardeners
- Ex Nihila (First appearance; dies)
- Ex Nihili (Jerran Ko) (First appearance; dies)
Other Characters:
- Galactic Council (First appearance)
- J'son (First appearance)
- Annihilus (First appearance) (Cameo)
- Gladiator (Kallark) (First appearance) (Joins the Avengers)
- Super-Skrull (Kl'rt) (First appearance) (Cameo)
- Skrulls (Cameo)
- Black Order (First appearance)
- Corvus Glaive (First appearance)
- Proxima Midnight (First appearance) (Cameo)
- Supergiant (First appearance) (Cameo)
- Annihilation Wave (Mentioned)
- Kree (Mentioned)
- Illuminati (First appearance)
- Iron Man (Tony Stark) (First appearance)
- Black Panther (T'Challa) (First appearance)
- Namor (First appearance) (Cameo)
- Beast (Hank McCoy) (First appearance)
- Mister Fantastic (Reed Richards) (First appearance)
- Doctor Strange (Stephen Strange) (First appearance)
- Black Bolt (Blackagar Boltagon) (First appearance) (Appears on screen)
- Commander Abigail Brand (Mentioned)
- Death (Mentioned)
Locations:
- Earth-15121 (First appearance)
Items:
- Captain America's Shield
- Hawkeye's Bow and Trick Arrows
- Exospex
- Mjolnir
- Iron Man Armor Model 45 (Deep-Space Armor)
- Cloak of Levitation
- Eye of Agamotto
Vehicles:
- Peak (Mentioned)
- Builders' Command Ship
Synopsis for "What If? Thanos Joined the Avengers?"
- Synopsis not yet written
Solicit Synopsis
What if Thanos joined the Avengers?
• Thanos made a deal with the Avengers to use his army to protect Earth from the invading forces, but it came with a cost…See Also
- 47 image(s) from What If? Infinity - Thanos Vol 1 1
- 1 reprint(s) of What If? Infinity - Thanos Vol 1 1