He kills both during the vibranium deal and frames them for a "mutual kill".
He executes his accomplice to offer his body to Wakanda as a token of "loyalty". [S1E6] What If... Killmonger Rescued Tony Stark?
When Tony discovers the truth through JARVIS, Killmonger kills him with a Wakandan spear to frame the nation for the assassination. He kills both during the vibranium deal and
The story begins with the familiar ambush from 2008's Iron Man , but instead of being captured, Tony is saved when Killmonger—an undercover Navy SEAL—intercepts the Stark missile before it can embed shrapnel in Tony's chest. Returning home, a grateful (and still arrogant) Tony promotes Killmonger to Chief Operating Officer of Stark Industries after Erik exposes Obadiah Stane’s betrayal. but instead of being captured