Call to Heel

Return target creature to its owner's hand. Its controller draws a card.

Cancel

Cathartic Adept

Cloudheath Drake

Flying
{1}{W}: This creature gains vigilance until end of turn.

Coma Veil

Enchant artifact or creature
Enchanted permanent doesn't untap during its controller's untap step.

Courier's Capsule

{1}{U}, {T}, Sacrifice this artifact: Draw two cards.

Covenant of Minds

Reveal the top three cards of your library. Target opponent may choose to put those cards into your hand. If they don't, put those cards into your graveyard and draw five cards.

Dawnray Archer

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
{W}, {T}: This creature deals 1 damage to target attacking or blocking creature.

Angelsong

Prevent all combat damage that would be dealt this turn.
Cycling {2} ({2}, Discard this card: Draw a card.)

Esper Battlemage

{W}, {T}: Prevent the next 2 damage that would be dealt to you this turn.
{B}, {T}: Target creature gets -1/-1 until end of turn.

Etherium Astrolabe

Flash
{B}, {T}, Sacrifice an artifact: Draw a card.

Etherium Sculptor

Artifact spells you cast cost {1} less to cast.

Fatestitcher

{T}: You may tap or untap another target permanent.
Unearth {U} ({U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Filigree Sages

Gather Specimens

If a creature would enter the battlefield under an opponent's control this turn, it enters under your control instead.

Shards of Alara