Casey Alvis

Casey Alvis, also known as "Altima" or "Altima Mantoid," is a Doom speedrunner in the United States. He holds a few Doom Compet-N records. Currently, he has a collection of Doom, Doom II, TNT Evilution, and Plutonia Experiment playthroughs on YouTube. He continues to upload Doom speedruns to YouTube.

Casey Alvis was once quoted with Cher saying "if I could turn back time I would play all the Doom's over again!"