Throne of Eldraine

Mistford River Turtle | Creature | Turtle | Whenever Mistford River Turtle attacks, another target attacking non-Human creature can't be blocked this turn. | Milivoj Ćeran

Vantress Paladin | Creature | Human Knight | Flying Adamant — If at least three blue mana was spent to cast this spell, Vantress Paladin enters the battlefield with a +1/+1 counter on it. | Lucas Graciano

Arcanist's Owl | Artifact Creature | Bird | Flying When Arcanist's Owl enters the battlefield, look at the top four cards of your library. You may reveal an artifact or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. | Véronique Meignaud

Loch Dragon | Creature | Dragon | Flying Whenever Loch Dragon enters the battlefield or attacks, you may discard a card. If you do, draw a card. | Mike Bierek

Thunderous Snapper | Creature | Turtle Hydra | Whenever you cast a spell with mana value 5 or greater, draw a card. | Johann Bodin