Card Rules: Rulings powered by The Netrep API. You cannot activate this card when your opponent does not have a hand. For other rulings , see 'Barrel Behind the Door'. [Re: Chaos Emperor Dragon - Envoy of the End] 'Barrel Behind the Door' and 'Trap of Board Eraser' can be chained to 'Chaos Emperor Dragon - Envoy of the End''s effect. 'Barrel Behind the Door' is itself sent to the Graveyard by 'Chaos Emperor Dragon - Envoy of the End''s effect and counts for an additional 300 points as a result. Passcode: 03055837 Set: Tournament Pack 5 Card Number: TP5-EN009 Rarity: Rare Attribute: Trap Card Text: You can only activate this card when an effect that inflicts damage to your Life Points is activated (except Battle Damage). Negate the Effect Damage you receive and your opponent then selects 1 card from his/her hand and discards it. Card Type: Counter Trap Name: Trap of Board Eraser Edition: Unlimited