Card Rules: Rulings powered by The Netrep API. You can only activate 'Chaosrider Gustaph''s effect during your Main Phase 1 or 2. 'Chaosrider Gustaph''s effect does not target. [Re: Necrovalley] 'Necrovalley' negates costs and effects that require removing cards from the Graveyard. So 'Necrovalley' WILL prevent a player from removing cards in the Graveyard from play to activate the effect of 'Bazoo the Soul-Eater' or 'Chaosrider Gustaph'. 'Necrovalley' WILL prevent a player from removing cards in the Graveyard from play to Special Summon 'Dark Necrofear' or 'Black Luster Soldier - Envoy of the Beginning'. 'Necrovalley' WILL negate card effects like 'Big Burn' , 'Gravedigger Ghoul' 'Disappear' and 'Soul Release'. [Re: Soul Absorption] For 'Chaosrider Gustapth' activate 'Soul Absorption''s effect after 'Chaosrider Gustaph''s effect resolves. Passcode: 47829960 Set: Structure Deck: The Dark Emperor ATK/DEF: 1400/1500 Card Number: SDDE-EN012 Monster Type: Warrior Rarity: Common Attribute: Wind Card Text: Once per turn you can remove from play up to 2 Spell Cards in your Graveyard. This card gains 300 ATK for each card removed until the end of your opponent's next turn. Level: 4 Card Type: Effect Monster Name: Chaosrider Gustaph Edition: 1st