Clockwork Night is a Ultra Rare Spell Card card from Yu-Gi-Oh! (Quarter Century Bonanza, RA03). Current market price: $1.15.
Ultra Rare
Quarter Century Bonanza (RA03)
Card Text
All face-up monsters on the field become Machine monsters. Machine monsters you control gain 500 ATK/DEF, also Machine monsters your opponent controls lose 500 ATK/DEF. You can banish this card from your GY, then discard 1 card; add 1 EARTH Machine monster from your Deck to your hand. You can only use this effect of "Clockwork Night" once per turn. You can only activate 1 "Clockwork Night" per turn.
