Zero is a reploid who is the secondary protagonist of the Mega Man X series, as well as the main protagonist of the Mega Man Zero series. He makes a few appearances in SuperMarioGlitchy4's bloopers
In Mega Man X he is a tall robot with white and red armor, a laser sword, and an arm cannon. In Mega Man Zero he looks similar except the white is replaced with black and he is much skinnier. SMG4's videos usually depict him in his Zero appearance
In SMG4's bloopers Edit
His second appearance was in Sonic The Derphog: The Evilness of Eggman (?), where he makes a cameo when Dr. Eggman finds the basement with all of the villains.
His third appearance was in S̶M̶6̶4̶: `•.¸¸.•´´¯`••._.• [ Tubbie TV ] •._.••`¯´´•.¸¸.•` where he makes a cameo at Dipsy's rave club but was seemingly killed after Laa-Laa burnt the place down after Dipsy called her gay.