Name:Navigator's Ruin
ManaCost:2 U
Types:Enchantment
T:Mode$ Phase | Phase$ End of Turn | ValidPlayer$ You | CheckSVar$ RaidTest | References$ RaidTest | TriggerZones$ Battlefield | Execute$ TrigMill | TriggerDescription$ Raid — At the beginning of your end step, if you attacked with a creature this turn, target opponent puts the top four cards of his or her library into his or her graveyard.
SVar:TrigMill:DB$ Mill | NumCards$ 4 | ValidTgts$ Opponent | TgtPrompt$ Select target opponent
SVar:RaidTest:Count$AttackersDeclared
SVar:Picture:http://www.wizards.com/global/images/magic/general/navigators_ruin.jpg
Oracle:Raid — At the beginning of your end step, if you attacked with a creature this turn, target opponent puts the top four cards of his or her library into his or her graveyard.