Singles

Whenever you cast a noncreature spell, you may have Riddleform become a 3/3 Sphinx creature with flying in addition to its other types until end of...

Draw three cards. Then discard two cards unless you discard a creature card.

Mutate {3}{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...

Whenever Identity Thief attacks, you may exile another target nontoken creature. If you do, Identity Thief becomes a copy of that creature until en...

Flash (You may cast this spell any time you could cast an instant.) When Mizzium Meddler enters the battlefield, you may change a target of target ...

Counter target noncreature spell.

Counter target spell unless its controller pays {1}. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your lib...

{2}{U}, {T}, Sacrifice another creature: Reveal cards from the top of your library until you reveal a nonlegendary creature card. Put that card ont...

Amass 3. (Put three +1/+1 counters on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.)

Exchange control of target artifact you control and target artifact or creature you don't control.

If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield. You may cast spells as though they had flash.

X target creatures can't be blocked this turn. Until end of turn, those creatures gain "Whenever this creature deals combat damage to a player, dra...

When New Perspectives enters the battlefield, draw three cards. As long as you have seven or more cards in hand, you may pay {0} rather than pay cy...

Draw three cards.

This spell can't be countered. Flying, hexproof Instant and sorcery spells you control can't be countered.

Each creature spell you cast costs {1} less to cast if it has mutate. Whenever you cast a creature spell, if it has mutate, draw a card, then disca...

Hexproof (This creature can't be the target of spells or abilities your opponents control.) Prowess (Whenever you cast a noncreature spell, this c...

{6}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.) When Shipbreaker Kraken beco...

Skulk (This creature can't be blocked by creatures with greater power.) At the beginning of your upkeep, you may discard all the cards in your han...

Whenever Sage of the Falls or another non-Human creature enters the battlefield under your control, you may draw a card. If you do, discard a card.

{T}: Mill two cards. Then if there is a colorless creature card in your graveyard, transform Grizzled Angler.

{3}{U}{U}: Draw two cards.

Megamorph {5}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 count...