Abomination's Prison (Quarter Century Secret Rare) (RA02-EN064) - 25th Anniversary Rarity Collection II 1st Edition

Add 1 "Unchained" card from your Deck to your hand. If this Set card is destroyed by card effect: You can Special Summon 1 "Unchained" monster from your Deck. You can only use each effect of "Abomination's Prison" once per turn.