Name:Ugin's Mastery
ManaCost:4
Types:Enchantment
T:Mode$ SpellCast | ValidCard$ Creature.Colorless | ValidActivatingPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigManifest | TriggerDescription$ Whenever you cast a colorless creature spell, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
SVar:TrigManifest:DB$ Manifest
T:Mode$ AttackersDeclared | ValidAttackers$ Creature.YouCtrl | Execute$ TrigState | TriggerZones$ Battlefield | CheckSVar$ PackTactics | SVarCompare$ GE6 | NoResolvingCheck$ True | TriggerDescription$ Whenever you attack with creatures with total power 6 or greater, you may turn a face-down creature you control face up.
SVar:TrigState:DB$ SetState | Choices$ Creature.faceDown+YouCtrl | ChoiceTitle$ Select a facedown creature you control | Mode$ TurnFaceUp
SVar:PackTactics:Count$SumPower_Creature.attacking
Oracle:Whenever you cast a colorless creature spell, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)\nWhenever you attack with creatures with total power 6 or greater, you may turn a face-down creature you control face up.
