Gatecrash

Executioner's Swing | Instant | | Target creature that dealt damage this turn gets -5/-5 until end of turn. | Karl Kopinski

Orzhov Charm | Instant | | Choose one — • Return target creature you control and all Auras you control attached to it to their owner's hand. • Destroy target creature and you lose life equal to its toughness. • Return target creature card with mana value 1 or less from your graveyard to the battlefield. | Zoltan Boros

Beckon Apparition | Instant | | Exile target card from a graveyard. Create a 1/1 white and black Spirit creature token with flying. | Cliff Childs

Aurelia's Fury | Instant | | Aurelia's Fury deals X damage divided as you choose among any number of targets. Tap each creature dealt damage this way. Players dealt damage this way can't cast noncreature spells this turn. | Tyler Jacobson

Boros Charm | Instant | | Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn. | Zoltan Boros

Martial Glory | Instant | | Target creature gets +3/+0 until end of turn. Target creature gets +0/+3 until end of turn. | Raymond Swanland

Arrows of Justice | Instant | | Arrows of Justice deals 4 damage to target attacking or blocking creature. | James Ryman

Shattering Blow | Instant | | Exile target artifact. | Steve Prescott

Dimir Charm | Instant | | Choose one — • Counter target sorcery spell. • Destroy target creature with power 2 or less. • Look at the top three cards of target player's library. Put one back and the rest into that player's graveyard. | Zoltan Boros

Psychic Strike | Instant | | Counter target spell. Its controller mills two cards. | Mathias Kollros

Hydroform | Instant | | Target land becomes a 3/3 Elemental creature with flying until end of turn. It's still a land. | Howard Lyon

Mystic Genesis | Instant | | Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value. | Mike Bierek

Simic Charm | Instant | | Choose one — • Target creature gets +3/+3 until end of turn. • Permanents you control gain hexproof until end of turn. • Return target creature to its owner's hand. | Zoltan Boros

Biomass Mutation | Instant | | Creatures you control have base power and toughness X/X until end of turn. | Dan Scott

Bioshift | Instant | | Move any number of +1/+1 counters from target creature onto another target creature with the same controller. | Scott Chou

Gruul Charm | Instant | | Choose one — • Creatures without flying can't block this turn. • Gain control of all permanents you own. • Gruul Charm deals 3 damage to each creature with flying. | Zoltan Boros

Signal the Clans | Instant | | Search your library for three creature cards and reveal them. If you reveal three cards with different names, choose one of them at random and put that card into your hand. Shuffle the rest into your library. | Dave Kendall

Pit Fight | Instant | | Target creature you control fights another target creature. (Each deals damage equal to its power to the other.) | Matt Stewart