Spooky20

Blue creatures don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player may choose any number of ta...

Whenever a creature you control enters, target opponent loses life equal to the difference between that creature's power and its toughness.

This land enters tapped unless you control a Swamp or a Forest. {T}: Add {B} or {G}.

{T}: Add {C}. {X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

Creature spells you cast cost {2} less to cast. Whenever a creature you control enters, if you cast it, destroy that creature, then create a 2/2 bl...

Flying Ward—Discard a card.

Flying When this creature enters, return up to two other target nonland permanents to their owners' hands.

Flying Activated abilities of artifacts, creatures, and planeswalkers can't be activated.

When this creature enters, look at the top six cards of your library. You may reveal an instant, sorcery, or Dragon card from among them and put it...

{T}: Add one mana of any color. Spend this mana only to cast a creature spell. {T}: Until end of turn, target creature you control with power 4 or ...

{T}: Add one mana of any color. Spend this mana only to cast a creature spell. {T}: Until end of turn, target creature you control with power 4 or ...

Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1/1 red Warrior creature token. Sacrifice it at the beginning of the next...

Draw three cards. Then discard two cards unless you discard a creature card. Harmonize {4}{U} (You may cast this card from your graveyard for its h...

Draw three cards. Then discard two cards unless you discard a creature card. Harmonize {4}{U} (You may cast this card from your graveyard for its h...

Mobilize 2 (Whenever this creature attacks, create two tapped and attacking 1/1 red Warrior creature tokens. Sacrifice them at the beginning of the...

Companion — Your starting deck contains at least twenty cards more than the minimum deck size. (If this card is your chosen companion, you may cast...

Companion — Your starting deck contains only cards with odd converted mana costs and land cards. (If this card is your chosen companion, you may ca...

Companion — Each nonland card in your starting deck has a different name. (If this card is your chosen companion, you may cast it once from outside...

Flash Whenever you cast another spell that has flash, you draw a card and each opponent loses 1 life.

If a cycling ability of another nonland card would cause you to draw a card, instead exile cards from the top of your library until you exile a car...

Menace When Hunted Nightmare enters the battlefield, target opponent puts a deathtouch counter on a creature they control.

Each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the...

As Lavabrink Venturer enters the battlefield, choose odd or even. (Zero is even.) Lavabrink Venturer has protection from each converted mana cost o...

Mutate {4}{B}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature...