Vuk/Starhammer
Vuk, also known by his code-name of Starhammer, is a D'Bari mercenary and crew member of the Phalanx Star Destroyer, hired by Thanos with the rest of the crew to challenge the Avengers and retrieve the Infinity Stones for the purposes of forging the Infinity Guantlet. Vuk eventually winds up in conflict with Captain America and Namor the Submariner, using specialized zero-gravity energy emission pistols to try and stop them in their place.