Card Rules: Rulings powered by The Netrep API. You must remove from play at least 1 Rock-Type monster in your Graveyard in order to Special Summon 'Megarock Dragon'. If you Special Summon 'Mega-Rock Dragon' with an original ATK of 2100 points , and you equip it with 'Megamorph' its current ATK will become 4200 or 1050 depending on your Life Points. If 'Skill Drain' is active while 'Megarock Dragon' is in play the effect of 'Megarock Dragon' is negated and its original ATK and DEF are treated as zero. Even if 'Skill Drain' is destroyed later the original ATK and DEF of 'Megarock Dragon' will remain zero. If 'Megarock Dragon' is flipped face-down or removed from play or sent to the Graveyard its effect is wiped and its original ATK and DEF are zero. [Re: Option Hunter] If you send a monster to the Graveyard for 'Option Hunter' that has undetermined ATK you gain 0 Life Points. ('King of the Skull Servants' 'Megarock Dragon' 'Maju Garzett' etc.) [Re: Shrink] If 'Shrink' affects a monster whose original ATK is set by its effect when it is Summoned like 'Maju Garzette' 'Chimeratech Overdragon' or 'Megarock Dragon' that monster's ATK will become 0 and remain 0 even after the effect of 'Shrink' wears off. [Re: Unstable Evolution] If 'Unstable Evolution' is equipped to 'Megarock Dragon' its original ATK becomes the value determined by 'Unstable Evolution'. When 'Unstable Evolution' is negated or removed from the field 'Megarock Dragon's' original ATK is determined by its own effect. Passcode: 71544954 Set: Structure Deck ATK/DEF: ?/? Card Number: SD7-EN012 Monster Type: Rock Rarity: Common Attribute: Earth Card Text: This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by removing from play a Rock-Type monster(s) in your Graveyard. The original ATK and DEF of this card become the number of Rock-Type monsters you removed from play when you Special Summoned this card x 700 points. Level: 7 Card Type: Effect Monster Name: Megarock Dragon Edition: 1st