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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...

Companion — Each permanent card in your starting deck has an activated ability. (If this card is your chosen companion, you may cast it once from o...

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 — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may cast it once from outside t...

Menace Each creature you control with menace can't be blocked except by three or more creatures.

Vigilance

Trample Creatures you control with trample have "You may have this creature assign its combat damage as though it weren't blocked."

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...

Companion — Each permanent card in your starting deck has converted mana cost 2 or less. (If this card is your chosen companion, you may cast it on...

Companion — Your starting deck contains only cards with converted mana cost 3 or greater and land cards. (If this card is your chosen companion, yo...

Flying Creatures you control with flying have "Spells your opponents cast that target this creature cost {2} more to cast."

Companion — Your starting deck contains only cards with even converted mana costs. (If this card is your chosen companion, you may cast it once fro...

Mutate {3}{W} (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...

Flash Spells with flash you cast cost {1} less to cast and can't be countered.

Vigilance At the beginning of your end step, you gain 1 life for each creature you control with vigilance.

Mutate {1}{W/U}{R}{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 cre...

Mutate {3}{G/U}{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 crea...

At the beginning of your upkeep, look at the top card of your library. You may put that card into your graveyard. Exile a card from your graveyard:...

Flying, haste Whenever you cast a noncreature spell, put a +1/+1 counter on Sprite Dragon.

Mutate {2}{B/R}{W}{W} (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...

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

Whenever you cycle a card, you may pay {2}. When you do, Savai Thundermane deals 2 damage to target creature and you gain 2 life.

Mutate {1}{R/W}{R/W} (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...