Singles

Gain control of target creature with mana value X.

{T}: Add {U}. {2}{U}: Put an hour counter on Midnight Clock. At the beginning of each upkeep, put an hour counter on Midnight Clock. When the twelf...

{T}: Add {U}. {2}{U}: Put an hour counter on Midnight Clock. At the beginning of each upkeep, put an hour counter on Midnight Clock. When the twelf...

If you would draw a card while your library has no cards in it, you win the game instead. [+1]: Target player mills two cards. Draw a card. [-8]: D...

Flying When Cloudkin Seer enters the battlefield, draw a card.

Enchant permanent You control enchanted permanent. Enchanted permanent is legendary.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Put target nonland permanent on top of its owner's library.

{2}{U}, {T}: The controller of target instant or sorcery spell copies it. That player may choose new targets for the copy.

Flash (You may cast this spell any time you could cast an instant.) Enchant red or green creature When Encase in Ice enters the battlefield, tap ...

Counter target spell unless its controller pays {X}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

When Elite Arcanist enters the battlefield, you may exile an instant card from your hand. {X}, {T}: Copy the exiled card. You may cast the copy wit...

Counter target creature spell.

Enchant artifact Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.

Counter target spell unless its controller pays {X}, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts...

If you would draw a card while your library has no cards in it, you win the game instead. [+1]: Target player mills two cards. Draw a card. [-8]: D...

Return target creature to its owner's hand.

Flash Flying Dreamcaller Siren can block only creatures with flying. When Dreamcaller Siren enters the battlefield, if you control another Pirate, ...

{3}{U}: You may tap or untap target creature.

Return target creature to its owner's hand. You create a token that's a copy of that creature.

{T}: Add {C}. Spend this mana only to cast an instant or sorcery spell. At the beginning of your upkeep, if there are three or more instant and/or ...

Enchant artifact or creature Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated.

Counter target spell unless its controller pays {4}.

{2}{U}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.)

Constellation — Whenever Thassa's Devourer or another enchantment enters the battlefield under your control, target player mills two cards.