Ixalan

Duskborne Skymarcher | Creature | Vampire Cleric | Flying {W}, {T}: Target attacking Vampire gets +1/+1 until end of turn. | Seb McKinnon

Imperial Lancer | Creature | Human Knight | Imperial Lancer has double strike as long as you control a Dinosaur. | Viktor Titov

Siren Stormtamer | Creature | Siren Pirate Wizard | Flying {U}, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control. | Josu Hernaiz

Vicious Conquistador | Creature | Vampire Soldier | Whenever Vicious Conquistador attacks, each opponent loses 1 life. | Kieran Yanner

Rigging Runner | Creature | Goblin Pirate | First strike Raid — Rigging Runner enters the battlefield with a +1/+1 counter on it if you attacked this turn. | Simon Dominic

Kumena's Speaker | Creature | Merfolk Shaman | Kumena's Speaker gets +1/+1 as long as you control another Merfolk or an Island. | Johann Bodin