+keyrune (10)
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: Azorius Keyrune becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.
: Boros Keyrune becomes a 1/1 red and white Soldier artifact creature with double strike until end of turn. (It deals both first-strike and regular combat damage.)
: Dimir Keyrune becomes a 2/2 blue and black Horror artifact creature until end of turn and can't be blocked this turn.
: Golgari Keyrune becomes a 2/2 black and green Insect artifact creature with deathtouch until end of turn.
: Gruul Keyrune becomes a 3/2 red and green Beast artifact creature with trample until end of turn.
: Until end of turn, Izzet Keyrune becomes a 2/1 blue and red Elemental artifact creature.
Whenever Izzet Keyrune deals combat damage to a player, you may draw a card. If you do, discard a card.
: Orzhov Keyrune becomes a 1/4 white and black Thrull artifact creature with lifelink until end of turn.
: Rakdos Keyrune becomes a 3/1 black and red Devil artifact creature with first strike until end of turn.
: Selesnya Keyrune becomes a 3/3 green and white Wolf artifact creature until end of turn.
: Simic Keyrune becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)