Eventide

Nettle Sentinel doesn't untap during your untap step. Whenever you cast a green spell, you may untap Nettle Sentinel.

When Marshdrinker Giant enters the battlefield, destroy target Island or Swamp an opponent controls.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

{T}: For each color among permanents you control, add one mana of that color.

Sacrifice Aerie Ouphes: It deals damage equal to its power to target creature with flying. Persist (When this creature dies, if it had no -1/-1 co...

Haste Thunderblust has trample as long as it has a -1/-1 counter on it. Persist (When this creature dies, if it had no -1/-1 counters on it, retu...

Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever Stigma Lasher deals damage to a player, that player can't gain lif...

Flying When Flickerwisp enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's control at t...

Chroma — When Outrage Shaman enters the battlefield, it deals damage to target creature equal to the number of red mana symbols in the mana costs o...

Trample Tap an untapped red creature you control other than Impelled Giant: Impelled Giant gets +X/+0 until end of turn, where X is the power of th...

Haste Hotheaded Giant enters the battlefield with two -1/-1 counters on it unless you've cast another red spell this turn.

Haste Chroma — When Heartlash Cinder enters the battlefield, it gets +X/+0 until end of turn, where X is the number of red mana symbols in the mana...

{2}{R}, {T}, Put a -1/-1 counter on a creature you control: Hatchet Bully deals 2 damage to any target.

Wither (This deals damage to creatures in the form of -1/-1 counters.) {R/W}: Duergar Cave-Guard gets +1/+0 until end of turn.

{T}: Cinder Pyromancer deals 1 damage to target player or planeswalker. Whenever you cast a red spell, you may untap Cinder Pyromancer.

Chroma — Umbra Stalker's power and toughness are each equal to the number of black mana symbols in the mana costs of cards in your graveyard.

When Soul Snuffers enters the battlefield, put a -1/-1 counter on each creature.

Flying Whenever a player casts a nonblack spell, that player loses 1 life.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Flying Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever Needle Specter deals combat damage to a player, that player ...

Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever a creature an opponent controls with a -1/-1 counter on it dies, yo...

{T}: Target player exiles a card from their graveyard. Whenever you cast a black spell, you may untap Merrow Bonegnawer.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Persist (When this creature dies, if it had no -1/-1 co...

{B/G}{B/G}: Exile target card from a graveyard. You gain 1 life.