Total: 4,891
Ultra X Weapons / Ultra Keibitai (GAMEST review build)
Ultra X Weapons / Ultra Keibitai
Ultra Toukon Densetsu (Japan) [No sound]
Ultra Balloon
Ultimate Mortal Kombat 3 (rev 1.2)
Ultimate Ecology (931203 Japan)
Ufo Senshi Yohko Chan (MC-8123, 317-0064)
Ufo Robo Dangar (bootleg) [Bootleg]
Ufo Robo Dangar (9/26/1986)
Ufo Robo Dangar (4/07/1987)
Ufo Robo Dangar (12/1/1986)
U.S. Navy (901012 Japan)
U.S. Classic
U.N. Squadron (US)
U.N. Defense Force: Earth Joker (Japan, prototype?)
U.N. Defense Force: Earth Joker
Typhoon
Two Crude (US FT version)
Two Crude (US FT revision 1)
Twinkle Star Sprites