Knowledge Exploitation [Morningtide] Beatdown Pay 50 life: Aetherflux Reservoir

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target

Emerge {5}{U}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value

Set: Magic 2011 Type: Instant Rarity: Rare Cost: {W} Your opponents can't cast spells this turn

Set: Shards of Alara Type: Artifact Creature — Human Cleric Rarity: Rare Cost: {1}{W} Each player who has cast a nonartifact spell this turn can't cast additional nonartifact spells

Skybridges from across Kylem converge at the grand stadium of Valor's Reach

Knowledge Exploitation [Morningtide] Beatdown Pay 50 life: Aetherflux ReservoirSet: Morningtide Type: Tribal Sorcery Rogue Rarity: Rare Cost: {5}{U}{U} Prowl {3}{U} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.) Search target opponent's library for an instant or sorcery card. You may cast that card without paying its mana cost. Then that player shuffles.