Eventide

Shroud (This enchantment can't be the target of spells or abilities.) {X}: Put X tower counters on Helix Pinnacle. At the beginning of your upkee...

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

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...

Rekindled Flame deals 4 damage to any target. At the beginning of your upkeep, if an opponent has no cards in hand, you may return Rekindled Flame ...

Chroma — {2}, Sacrifice a creature: Fiery Bombardment deals damage to any target equal to the number of red mana symbols in the sacrificed creature...

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.

Search target player's library for up to X cards, where X is the number of Swamps you control, and exile them. Then that player shuffles.

When Endless Horizons enters the battlefield, search your library for any number of Plains cards, exile them, then shuffle. At the beginning of you...

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...

Whenever Ashling, the Extinguisher deals combat damage to a player, choose target creature that player controls. The player sacrifices that creature.

Whenever a permanent you control becomes untapped, Wake Thrasher gets +1/+1 until end of turn.

Chroma — Reveal the top ten cards of your library. For each blue mana symbol in the mana costs of the revealed cards, target opponent mills a card....

Return all nonblue creatures to their owners' hands.

Flying {U}, Sacrifice Glen Elendra Archmage: Counter target noncreature spell. Persist (When this creature dies, if it had no -1/-1 counters on i...

Change the text of target spell or permanent by replacing all instances of one color word with another. Retrace (You may cast this card from your g...

{T}: Add {C}. {B/G}, {T}: Add {B}{B}, {B}{G}, or {G}{G}.

{T}: Add {C}. {4}, {T}: Create a 0/1 white Goat creature token. {T}, Sacrifice X Goats: Add X mana of any one color. You gain X life.

{T}: Add {C}. {R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

{T}: Add {C}. {G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.

{T}: Add {C}. {W/B}, {T}: Add {W}{W}, {W}{B}, or {B}{B}.

{T}: Add {C}. {U/R}, {T}: Add {U}{U}, {U}{R}, or {R}{R}.

Each opponent who controls more creatures than you can't cast creature spells. The same is true for artifacts and enchantments. Each opponent who ...