aokmaniac13 (also known as Insanius) is a M.U.G.E.N creator. He has converted all characters from the MS-DOS game, One Must Fall: 2097, but most of them are offline.
He also is a sprite ripper, and has ripped several sprites from Marvel vs. Capcom 2, Capcom Fighting Jam and The King Of Fighters XIII, among many others.
- Kira Daidohji
- Shaq Fu - Catwalk Falls
- Commander Keen 4 Secret of the Oracle - Well of Wishes
- Biomenace Episode 1: Dr. Mangle's Lab - Metro City
- Alien Carnage - Factory
- Jazz Jackrabbit 2 - Laboratory
- E's Laf - Serena's Stage (Greentale)
- Vanguard Princess - Shrine
- MBAA: Spiral Ouroboros
- HD Nuclear Frontier
- Arcana Heart 2 - Misono Female Academy
- Arcana Heart 3 - Clock Tower
- Dark Awake - Ruins