Spooky20

{T}: Add {R}, {W}, or {B}. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add {B} or {G}. {T}: Mill two cards.

{T}: Add {U}, {R}, or {W}. Cycling {2} ({2}, Discard this card: Draw a card.)

Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith. At the beginning of combat on ...

Destroy all nonland permanents your opponents control.

{T}: Add {G}, {U}, or {R}. Cycling {2} ({2}, Discard this card: Draw a card.)

Rielle, the Everwise gets +1/+0 for each instant and sorcery card in your graveyard. Whenever you discard one or more cards for the first time each...

{T}: Add {W}, {B}, or {G}. Cycling {2} ({2}, Discard this card: Draw a card.)

Trample Whenever one or more creatures you control with trample deal combat damage to a player, create an X/X green Dinosaur Beast creature token w...

At the beginning of combat on your turn, choose a kind of counter at random that Crystalline Giant doesn't have on it from among flying, first stri...

At the beginning of your upkeep, draw a card if you control a creature with the greatest power among creatures on the battlefield. Otherwise, put a...

Companion — Each permanent card in your starting deck has an activated ability. (If this card is your chosen companion, you may put it into your ha...

Whenever a nontoken creature you control dies, mill two cards. Then return a creature card with lesser mana value than the creature that died from ...

Deathtouch At the beginning of your upkeep, if your opponents control no permanents with bounty counters on them, put a bounty counter on target cr...

Mutate {2}{U/B}{G}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the cre...

Mutate {2}{B/G}{B/G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the crea...

You may look at the top card of your library any time. You may cast creature spells from the top of your library. [+1]: Create a 3/3 green Beast cr...

Flying

Mutate {G}{U} (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 on...

At the beginning of combat on your turn, exile target red, white, or black creature card from your graveyard. Create a token that's a copy of that ...

Mutate {4}{G/W}{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 cre...

[+1]: You gain 2 life. Add {U}, {R}, or {W}. Spend this mana only to cast a noncreature spell. [-2]: Draw a card, then you may discard a card. Whe...

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

Menace Whenever a creature you control with menace becomes blocked, defending player sacrifices a creature blocking it. {B}{R}: Creatures you contr...