Rivals of Ixalan

Frilled Deathspitter | Creature | Dinosaur | Enrage — Whenever Frilled Deathspitter is dealt damage, it deals 2 damage to target opponent or planeswalker. | Zoltan Boros

Swaggering Corsair | Creature | Human Pirate | Raid — Swaggering Corsair enters the battlefield with a +1/+1 counter on it if you attacked this turn. | Scott Murphy

Protean Raider | Creature | Shapeshifter Pirate | Raid — If you attacked this turn, you may have Protean Raider enter the battlefield as a copy of any creature on the battlefield. | Izzy

Storm Fleet Sprinter | Creature | Human Pirate | Haste Storm Fleet Sprinter can't be blocked. | G-host Lee