Breakthrough Skill (Quarter Century Secret Rare) (RA04-EN202) [Quarter Century Stampede]

Target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls until the end of this turn. During your turn, except the turn this card was sent to the GY: You can banish this card from your GY, then target 1 Effect Monster your opponent controls; negate the effects of that target until the end of this turn.