The original human Aries, Marcus Lassiter, first appeared in The Avengers #72 (Jan. 1970), and was created by writer Roy Thomas and artist Sal Buscema.
The second human Aries, Grover Raymond, first appeared in The Avengers #120-123 (Feb.–May 1974), and was created by Steve Englehart and Bob Brown.
Aries appeared as part of the "Zodiac" entry in the Official Handbook of the Marvel Universe Deluxe Edition #20.
Aries managed to claim the Zodiac Key, and led the Cartel to their escape through a hole in the wall.
The Black Panther and Daredevil managed to free the Avengers, and, in the ensuing battle, Aries was apparently slain.
The Zodiac Cartel decided to kill every person born under the sign of Gemini because they thought them to be untrustworthy.
The renegade Zodiac met with Cornelius Van Lunt, the Cartel's financial backer, in an empty warehouse but were attacked by the Avengers during the meeting.
[6] This version of Aries was a Life Model Decoy created along with an entirely new Zodiac in the Theatre of Genetics by Scorpio (aka Jake Fury).
During an underwater battle near Avengers Mansion with a team of the heroes, the Aries and Taurus LMDs were flung out into the river and apprehended by the authorities.
Soon after the LMD Zodiac attempted to rob the Denver Mint, but were interrupted by the West Coast Avengers.
Taurus later the second version of Aquarius and this incarnation of Aries tried to kill Iron Man (James Rhodes), but both failed.
This version of Zodiac was sent by Scorpio to steal the Nth Projector from Department H. During their mission they were attacked and defeated by Alpha Flight, but were able to escape.
[13] The sixth Aries is a criminal recruited and empowered by Thanos to recover various alien artifacts scattered around Earth.
[17] The third Aries possessed a pair of horns on its head, enhanced strength, and would attempt to ram its opponents in battle.
The sixth Aries possessed superhuman strength, had horns, wielded a gun, and used the Zodiac's teleportation.
The seventh Aries wore a special suit provided by Thanos which gave him super-strength and enabled him to assume the form of a humanoid ram.