Pioneer

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card. [−1]: Untap target permanent.

As long as it's your turn, creatures you control have first strike and equip abilities you activate cost {1} less to activate. −X: Nahiri, Storm of...

Whenever you cast a noncreature spell, create a 1/1 colorless Servo artifact creature token. [−2]: Target artifact you control becomes a copy of an...

Creatures you control have haste. [−1]: Target creature gets +2/+1 and gains haste until end of turn. Scry 1.

Whenever a creature you control with deathtouch deals damage to a player or planeswalker, put a +1/+1 counter on that creature. [−2]: Create a 1/1 ...

Creatures you control have menace. [−2]: Amass 2. (Put two +1/+1 counters on an Army you control. If you don't control one, create a 0/0 black Zomb...

Spells and abilities your opponents control can't cause their controller to search their library. [−1]: Target player puts the top four cards of th...

Each creature you control with a +1/+1 counter on it has "{T}: Add one mana of any color." [−1]: Put a +1/+1 counter on target creature.

If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead....

Whenever an opponent draws a card, Ob Nixilis, the Hate-Twisted deals 1 damage to that player. [−2]: Destroy target creature. Its controller draws ...

First strike As long as you control a Rowan planeswalker, Rowan's Battleguard gets +3/+0.

{8}: Bramblefort Fink has base power and toughness 10/10 until end of turn. Activate this ability only if you control an Oko planeswalker.

{1}{R}{R}: Pyroclastic Elemental deals 1 damage to target player.

Whenever a creature with flying enters the battlefield under your control, Waterkin Shaman gets +1/+1 until end of turn.

Whenever another creature with power 3 or greater enters the battlefield under your control, you may draw a card.