The Sacred Armour of Antiriad is an action-adventure game published by Palace Software in 1986 for Amstrad CPC, Commodore 64, DOS, TRS-80, and ZX Spectrum. In North America, the game was published by Epyx as Rad Warrior. The original game came with a 16-page comic book created by graphic artist Daniel Malone. The game is an early example of the Metroidvania genre, being developed without knowledge of and concurrently with Metroid.