Guardians of the Galaxy (1990) #29

Infinity War Tie-In: Part 3 of 3 – “Let Loose the Dogs of War!” Written by Jim Valentino and Michael Gallagher. Art by J.J. Birch and Steve Montano.

Still in the 20th Century, for the fate of Avengers Mansion, the Guardians of the Galaxy face Doctor Octopus, now backed by Shocker, Puff Adder, and Gargantua! But when evil doppelgangers of both sides show up, everyone comes under attack.

32 pages, FC. (stock image, not a scan)