Cull Obsidian was one of Thanos' adopted children and a member of the Black Order. In 2018, he aided Thanos in his quest to obtain all the Infinity Stones and participated in the attack on the Statesman before traveling to Earth, where he fought against Iron Man, Doctor Strange, Wong and Spider-Man, losing an arm in the process. Regrouping with the Black Order, he received a prosthetic and participated in their assault on Wakanda, where he was killed by Bruce Banner in his Hulkbuster armor.