When does Thanos first appear?
Thanos made his debut in The Invincible Iron Man #55 in 1973. Classic villain entrance right there!
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Thanos first appears in The Invincible Iron Man #55, which was released in 1973. Grab your vintage comics, folks!
The Invincible Iron Man #55 (1973) is where you'll find Thanos making his grand entrance.
He shows up in The Invincible Iron Man #55, published in 1973. One of the greatest baddies ever!
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