Spooky20

As an additional cost to cast this spell, sacrifice X creatures. Destroy X target creatures.

Whenever a creature token leaves the battlefield, put a +1/+1 counter on this creature. {2}{W}, Remove a +1/+1 counter from this creature: Create t...

Lieutenant — At the beginning of combat on your turn, if you control your commander, target nonlegendary creature you control gains myriad until en...

Creatures you control get +1/+1 for each time you've cast your commander from the command zone this game.

First strike, haste Whenever a player taps a land for mana, if Barbflare Gremlin is tapped, that player adds one mana of any type that land produce...

Starting with the next opponent in turn order, each player chooses a creature you don't control. Destroy the chosen creatures.

Whenever one or more Demons you control attack a player, you draw a card and lose 1 life. At the beginning of your end step, create a 5/5 black Dem...

Flying Whenever this creature attacks, you lose 1 life and this creature endures 1. (Put a +1/+1 counter on it or create a 1/1 white Spirit creatur...

As Phenomenon Investigators enters, choose Believe or Doubt. • Believe — Whenever a nontoken creature you control dies, create a 2/2 black Horror e...

Flying Whenever this creature attacks, you lose 1 life and this creature endures 1. (Put a +1/+1 counter on it or create a 1/1 white Spirit creatur...

{T}, Sacrifice a creature you control with mana value X other than Sidisi: Return target creature card with mana value X plus 1 from your graveyard...

Temple of Silence enters tapped. When Temple of Silence enters, scry 1. {T}: Add {W} or {B}.

{T}, Sacrifice a creature you control with mana value X other than Sidisi: Return target creature card with mana value X plus 1 from your graveyard...

Temple of Enlightenment enters tapped. When Temple of Enlightenment enters, scry 1. {T}: Add {W} or {U}.

When you cast this spell, you may put two cards your opponents own from exile into their owners' graveyards. If you do, create three 1/1 colorless ...

Haste {T}: Add one mana of any color. Spend this mana only to cast a creature spell.

Devoid (This card has no color.) {2}{R}, Sacrifice another colorless creature: This creature deals damage equal to the sacrificed creature's power ...

Flying Whenever this creature attacks, it gets +1/+1 until end of turn for each other attacking Ally.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast an Ally spell. {1}, {T}, Sacrifice this land: Return target Ally you con...

When this artifact enters, exile all creatures with power 5 or greater until this artifact leaves the battlefield. (Those creatures return under th...

Flying Landfall — Whenever a land you control enters, this creature deals 1 damage to any target. If that land is a Mountain, this creature deals 2...

For each player, choose friend or foe. Each friend creates a token that's a copy of a creature they control. Each foe returns a creature they contr...

Partner with Okaun, Eye of Chaos (When this creature enters, target player may put Okaun into their hand from their library, then shuffle.) At the ...

Whenever an opponent taps a land for mana, tap all lands that player controls. If a creature an opponent controls attacks, all creatures that oppon...