Gatecrash

Assemble the Legion | Enchantment | | At the beginning of your upkeep, put a muster counter on Assemble the Legion. Then create a 1/1 red and white Soldier creature token with haste for each muster counter on Assemble the Legion. | Eric Deschamps

4 LSV

Aurelia, the Warleader | Legendary Creature | Angel | Flying, vigilance, haste Whenever Aurelia, the Warleader attacks for the first time each turn, untap all creatures you control. After this phase, there is an additional combat phase. | Slawomir Maniak

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

4 LSV

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

Firemane Avenger | Creature | Angel | Flying Battalion — Whenever Firemane Avenger and at least two other creatures attack, Firemane Avenger deals 3 damage to any target and you gain 3 life. | Wayne Reynolds

Fortress Cyclops | Creature | Cyclops Soldier | Whenever Fortress Cyclops attacks, it gets +3/+0 until end of turn. Whenever Fortress Cyclops blocks, it gets +0/+3 until end of turn. | Maciej Kuciara

Foundry Champion | Creature | Elemental Soldier | When Foundry Champion enters the battlefield, it deals damage to any target equal to the number of creatures you control. {R}: Foundry Champion gets +1/+0 until end of turn. {W}: Foundry Champion gets +0/+1 until end of turn. | Todd Lockwood

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

2 LSV

Ordruun Veteran | Creature | Minotaur Soldier | Battalion — Whenever Ordruun Veteran and at least two other creatures attack, Ordruun Veteran gains double strike until end of turn. (It deals both first-strike and regular combat damage.) | Greg Staples

Skyknight Legionnaire | Creature | Human Knight | Flying, haste | Anthony Palumbo

Spark Trooper | Creature | Elemental Soldier | Trample, lifelink, haste At the beginning of the end step, sacrifice Spark Trooper. | James Ryman

Sunhome Guildmage | Creature | Human Wizard | {1}{R}{W}: Creatures you control get +1/+0 until end of turn. {2}{R}{W}: Create a 1/1 red and white Soldier creature token with haste. | Eric Deschamps

Truefire Paladin | Creature | Human Knight | Vigilance {R}{W}: Truefire Paladin gets +2/+0 until end of turn. {R}{W}: Truefire Paladin gains first strike until end of turn. | Michael C. Hayes

Wojek Halberdiers | Creature | Human Soldier | Battalion — Whenever Wojek Halberdiers and at least two other creatures attack, Wojek Halberdiers gains first strike until end of turn. | Nic Klein

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

Boros Reckoner | Creature | Minotaur Wizard | Whenever Boros Reckoner is dealt damage, it deals that much damage to any target. {R/W}: Boros Reckoner gains first strike until end of turn. | Howard Lyon

4 LSV

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