Memory Loss is a Common Trap Card card from Yu-Gi-Oh! (War of the Giants Reinforcements, WGRT). Current market price: $0.08.
Common
War of the Giants Reinforcements (WGRT)
Card Text
When a face-up Attack Position monster your opponent controls just activated an effect (except during the Damage Step): Negate that effect, and if you do, change that monster to face-up Defense Position.
