[ Rock / Effect ]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.
ATK/ 2500
DEF/ 3000