Ixalan

Queen's Agent | Creature | Vampire Scout | Lifelink When Queen's Agent enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.) | Winona Nelson

Sun-Crowned Hunters | Creature | Dinosaur | Enrage — Whenever Sun-Crowned Hunters is dealt damage, it deals 3 damage to target opponent or planeswalker. | Aaron Miller

Colossal Dreadmaw | Creature | Dinosaur | Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) | Jesper Ejsing