mtg.wtf

Exile cards from the top of your library until you exile a nonland card. Undying Flames deals damage to any target equal to that card's mana value.
Epic

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Enchant creature
Enchanted creature gets +2/+2 and can't block.
When Undying Rage is put into a graveyard from the battlefield, return Undying Rage to its owner's hand.

Return target creature card with mana value 3 or less from your graveyard to the battlefield.
Cycling {2}

Up to three target creatures can't block this turn.

{3}, {T}, Tap an untapped creature you control: Unerring Sling deals damage equal to the tapped creature's power to target attacking or blocking creature with flying.

Flying
Sphinx spells you cast cost {2} less to cast.
Whenever Unesh, Criosphinx Sovereign or another Sphinx you control enters, reveal the top four cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Put a +1/+1 counter and a lifelink counter on target creature.

Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand.

As an additional cost to cast this spell, discard a card.
Draw two cards and create two Treasure tokens.

Put target nonland permanent into its owner's library just beneath the top X cards of that library.

For each player, exile up to one target nonland permanent that player controls. For each permanent exiled this way, its controller cloaks the top card of their library.

Return target creature to its owner's hand.
Surveil 1.

Draw three cards.
Adamant — If at least three blue mana was spent to cast this spell, scry 3.

Devoid
Draw three cards and create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this creature: Add {C}."

Return target creature card from your graveyard to the battlefield, then return up to two target Aura and/or Equipment cards from your graveyard to the battlefield attached to that creature.

Enchant creature
Enchanted creature gets +2/+2 and has trample and lifelink.

Destroy target Equipment. If that Equipment was attached to a creature, Unforge deals 2 damage to that creature.

Menace
Whenever Unforgiving One attacks, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the number of modified creatures you control.

Spree
+ {2}{B} — Destroy target creature.
+ {1} — Create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Unfriendly Fire deals 4 damage to any target.

{1}, Pay 1 life: Draw a card, then discard a card.

{TK}{TK} — {T}: Add {2}. Spend this mana only to cast creature spells.
{TK}{TK}{TK}{TK} — At the beginning of combat on your turn, target noncreature artifact you control becomes a 4/4 artifact creature with flying until end of turn.
{TK}{TK} — 2/4
{TK}{TK}{TK}{TK}{TK} — 8/6

Unhallowed Cathar can't block.

Enchant creature
When enchanted creature dies, return that card to the battlefield under your control.