Keith Giffen
Keith Ian Giffen (November 30, 1952–October 9, 2023) was an American comics artist and writer. He was known for his work for DC Comics on their Legion of Super-Heroes and Justice League titles as well as for being the co-creator of Lobo, Rocket Raccoon, and Jaime Reyes. Description above from the Wikipedia article Keith Giffen, licensed under CC-BY-SA, full list of contributors on Wikipedia.