Set: Secret Slayers ATK/DEF: 2500/3000 Card Number: SESL-EN038 Monster Type: Rock Rarity: Super Rare Attribute: EARTH Card Text: Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand or GY) by banishing 3 EARTH monsters from your hand and/or GY. Rock monsters you control cannot be destroyed except by battle. If this card is sent from the field to the GY: You can add up to 3 Rock monsters from your Deck to your hand whose total Levels equal 8. You can only use this effect of "Block Dragon" once per turn. Level: 8 Card Type: Effect Monster Name: Block Dragon Edition: 1st