Pioneer

Undergrowth — When Moodmark Painter enters the battlefield, target creature gains menace and gets +X/+0 until end of turn, where X is the number of...

Bestow {4}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attache...

Whenever Slate Street Ruffian becomes blocked, defending player discards a card.

Flying Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control. Cycling {2} ({2}, Discard this card...

Menace (This creature can't be blocked except by two or more creatures.) Whenever Belle of the Brawl attacks, other Knights you control get +1/+0 ...

Target creature gets +2/+1 until end of turn. If it's legendary, it also gains lifelink until end of turn.

Target creature gains deathtouch until end of turn. Regenerate it. (The next time that creature would be destroyed this turn, it isn't. Instead tap...

When Slum Reaper enters the battlefield, each player sacrifices a creature.

{2}{B}: Regenerate Asphodel Wanderer.

When Barrow Witches enters the battlefield, return target Knight card from your graveyard to your hand.

At the beginning of your upkeep, Ill-Gotten Inheritance deals 1 damage to each opponent and you gain 1 life. {5}{B}, Sacrifice Ill-Gotten Inheritan...

Enchant creature Enchanted creature gets +2/+2 as long as it's an enchantment. Otherwise, it gets -2/-2.

Choose target creature. You get {E}{E} (two energy counters), then you may pay any amount of {E}. The creature gets -1/-1 until end of turn for eac...

All creatures get -1/-1 until end of turn. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard a...

Target creature gets -X/-X until end of turn, where X is the number of cards in your hand.

Destroy target creature. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devo...

Exile target creature with power 3 or less.

Whenever Mardu Shadowspear attacks, each opponent loses 1 life. Dash {1}{B} (You may cast this spell for its dash cost. If you do, it gains haste,...

As long as you control an artifact, Dhund Operative gets +1/+0 and has deathtouch.

Enchant creature When Grisly Transformation enters the battlefield, draw a card. Enchanted creature has intimidate. (It can't be blocked except b...

{1}{B}: Perilous Shadow gets +2/+2 until end of turn.