Your search for "Crystal Promise RYMP-EN052" revealed the following:
Crystal Promise - RYMP-EN052 - Secret Rare - Unlimited from Ra Yellow Mega Pack Unlimited, available at 401 Games Canada. Rarity: Secret Rare Card Text:Target 1 "Crystal Beast" card in your Spell & Trap Card Zone; Special Summon that target....
Crystal Promise - RYMP-EN052 - Secret Rare - 1st Edition from Ra Yellow Mega Pack 1st Edition, available at 401 Games Canada. Rarity: Secret Rare Card Text:Target 1 "Crystal Beast" card in your Spell & Trap Card Zone; Special Summon...