Ravnica Allegiance

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

Macabre Mockery | Instant | | Put target creature card from an opponent's graveyard onto the battlefield under your control. It gets +2/+0 and gains haste until end of turn. Sacrifice it at the beginning of the next end step. | Deruchenko Alexander

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

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

Collision // Colossus | Instant // Instant | | Collision deals 6 damage to target creature with flying. // Target creature gets +4/+2 and gains trample until end of turn. | Jason Rainville