Production Tomas Tang Kaak-Yan Directed Invincible Obsessed Fighter 1982 Other Credits Instant Rage Producer 1989 Shadow Killers Tiger Force Producer 1989 Satanic Crystals Producer 1989 Robo Vampire Producer 1988 Ninja, Demon's Massacre Producer 1988 The Spy Inferno Production Designer 1988 Crocodile Fury Producer 1988 Ninja: The Battalion Producer 1988 Fatal Command Producer 1988 Ninja Condors Production Design 1988 The Undercovers Production Manager 1988 Battle for the Treasure Producer 1988 Treasure Hunter Producer 1988 Clash of the Ninjas Producer 1988 Act of Gangs Producer 1988 Hard Justice Producer 1988 Devil's Dynamite Producer 1987 Ninja, Phantom Heros U.S.A. Production Designer 1987 Ninja: American Warrior Producer 1987 Ninja, the Violent Sorceror Production Designer 1987 Agent-readable