Unnerving Assault [Eventide] XY81 Set: Generation Force Card type:

Set: Generation Force Card type: Normal Spell Rarity: Ultimate Rare When you control no face-up monsters: Pay half of your Life Points

When your opponent would Summon a monster(s) (Quick Effect): You can Tribute this card

Set: Ravnica: City of Guilds Type: Instant Rarity: Uncommon Cost: {1}{B}{G} Destroy target artifact or creature

You can only use each effect of "Witchcrafter Madame Verre" once per turn

The Cho-Arrim believe in leading by example

Unnerving Assault [Eventide] XY81 Set: Generation Force Card type:Set: Eventide Type: Instant Rarity: Uncommon Cost: {2}{U R} Creatures your opponents control get 1 0 until end of turn if {U} was spent to cast this spell, and creatures you control get +1 +0 until end of turn if {R} was spent to cast this spell. (Do both if {U}{R} was spent.) The scales of battle rarely balance.