Groo vs. Conan — Dark Horse Comics
Issue: #1
SWORDS! SORCERY! STUPIDITY!The indomitable barbarian Conan meets the insufferable birdbrain Groo in this comic crossover centuries in the making! Only in the addled brain of Sergio Aragonés, with help from Mark Evanier and Thomas Yeates, could these mismatched warriors ever cross swords! Fantasy adventure has never been so dumb, or so fun! Collects #1–#4.
Creators: Richard Starkings, Lovern Kindzierski, Comicraft, Patrick Thorpe, Everett Patterson, Tom Luth, Sergio Aragonés, Tom Yeates, Mark Evanier, Brennan Thome, Christina McKenzie
Characters: Rufferto, Conan, Mark Evanier, Groo, Sergio Aragonés