Pioneer

When Rogue Refiner enters the battlefield, draw a card and you get {E}{E} (two energy counters).

Devoid (This card has no color.) Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

When Yarok's Fenlurker enters the battlefield, each opponent exiles a card from their hand. {2}{B}: Yarok's Fenlurker gets +1/+1 until end of turn.

Create an X/X green Ooze creature token.

Spire Tracer can't be blocked except by creatures with flying or reach.

Scavenge {5}{G} ({5}{G}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scaveng...

When Burning Sun's Avatar enters the battlefield, it deals 3 damage to target opponent or planeswalker and 3 damage to up to one 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....

When Cyclops Electromancer enters the battlefield, it deals X damage to target creature an opponent controls, where X is the number of instant and ...

Bloodrush — {G}, Discard Slaughterhorn: Target attacking creature gets +3/+2 until end of turn.

Kicker {3}{R} (You may pay an additional {3}{R} as you cast this spell.) Haste When Keldon Overseer enters the battlefield, if it was kicked, gain ...

Whenever Brazen Wolves attacks, it gets +2/+0 until end of turn.

Double strike

When Spontaneous Artist enters the battlefield, you get {E} (an energy counter). Pay {E}: Target creature gains haste until end of turn.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color....

Heroic — Whenever you cast a spell that targets Pheres-Band Thunderhoof, put two +1/+1 counters on Pheres-Band Thunderhoof.

Haste When Brazen Buccaneers enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a lan...

{1}, Sacrifice a creature: Exile the top card of your library. You may play that card this turn. (You still pay its costs. You can play a land this...

Whenever Renegade Wheelsmith becomes tapped, target creature can't block this turn.

As an additional cost to cast this spell, sacrifice a creature. Target player discards a number of cards equal to the sacrificed creature's power.

When Invading Manticore enters the battlefield, amass 2. (Put two +1/+1 counters on an Army you control. If you don't control one, create a 0/0 bla...

Enchant creature Enchanted creature gets +3/+2 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.) ...

Devoid (This card has no color.) Search your library for a basic land card and reveal it. You may put that card onto the battlefield tapped if you ...