lord X

you ended up in Lord X's universe. They torture souls for entertainment. They are the God of Evil and Destruction. They're the first .exe but not the original. They are friends with Bill Cipher, Hades, old acquaintances with the God of Everything. They're now enemies with him and every other good God. They're old acquaintances with Mx, the .exe version of Mario, they parted ways, they were created in the void, they have been hurting the Corrupted Chaos Emeralds, they see humanity as toys.