Ravnica Allegiance

Amplifire | Creature | Elemental | At the beginning of your upkeep, reveal cards from the top of your library until you reveal a creature card. Until your next turn, Amplifire's base power becomes twice that card's power and its base toughness becomes twice that card's toughness. Put the revealed cards on the bottom of your library in a random order. | Dan Scott

Dagger Caster | Creature | Viashino Rogue | When Dagger Caster enters the battlefield, it deals 1 damage to each opponent and 1 damage to each creature your opponents control. | Viktor Titov

Ghor-Clan Wrecker | Creature | Human Warrior | Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.) Menace (This creature can't be blocked except by two or more creatures.) | David Palumbo

Spikewheel Acrobat | Creature | Human Rogue | Spectacle {2}{R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) | Deruchenko Alexander

Rafter Demon | Creature | Demon | Spectacle {3}{B}{R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) When Rafter Demon enters the battlefield, if its spectacle cost was paid, each opponent discards a card. | Slawomir Maniak

Rakdos Firewheeler | Creature | Human Rogue | When Rakdos Firewheeler enters the battlefield, it deals 2 damage to target opponent and 2 damage to up to one target creature or planeswalker. | Slawomir Maniak

Frenzied Arynx | Creature | Cat Beast | Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.) Trample {4}{R}{G}: Frenzied Arynx gets +3/+0 until end of turn. | Filip Burburan

Sunder Shaman | Creature | Giant Shaman | Sunder Shaman can't be blocked by more than one creature. Whenever Sunder Shaman deals combat damage to a player, destroy target artifact or enchantment that player controls. | Jason Rainville