Pioneer

This spell costs {1} less to cast if you control a Pirate. Counter target spell unless its controller pays {4}.

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

When Naga Oracle enters the battlefield, look at the top three cards of your library. Put any number of them into your graveyard and the rest back ...

Relic Runner can't be blocked if you've cast a historic spell this turn. (Artifacts, legendaries, and Sagas are historic.)

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Return up to two target creatures your opponents control to their owners' hands. Target player draws two cards.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Jhessian Thief deals combat damage to a playe...

Choose one — • Target opponent exiles a creature they control. • Target opponent reveals their hand. You choose a nonland card from it. Exile that ...

Devoid (This card has no color.) When Murk Strider enters the battlefield, you may put a card an opponent owns from exile into that player's grave...

Devoid (This card has no color.) Flying Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their li...

Heroic — Whenever you cast a spell that targets Bloodcrazed Hoplite, put a +1/+1 counter on it. Whenever a +1/+1 counter is put on Bloodcrazed Hopl...

Whenever Queen of Ice deals combat damage to a creature, tap that creature. It doesn't untap during its controller's next untap step.

Enchant permanent You control enchanted permanent. Cycling {2} ({2}, Discard this card: Draw a card.)

{5}{U}{U}: Frilled Sea Serpent can't be blocked this turn.

Counter target nonartifact spell unless its controller pays {2}.

Target opponent looks at the top four cards of your library and separates them into a face-down pile and a face-up pile. Put one pile into your han...

Flying

Defender When Barrier of Bones enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Flying When Dark Revenant dies, put it on top of its owner's library.

When Overwhelmed Apprentice enters the battlefield, each opponent mills two cards. Then you scry 2. (Look at the top two cards of your library, the...

Defender Sacrifice another creature: Corpse Blockade gains deathtouch until end of turn.

When Fourth Bridge Prowler enters the battlefield, you may have target creature get -1/-1 until end of turn.