Draw two cards. Then you may exile an instant or sorcery card from your hand. If you do, search your hand and library for any number of cards with the same name, exile them, then shuffle. Seek an instant or sorcery card for each card exiled from your hand this way.

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.

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

Return target creature to its owner's hand.

Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Devoid (This card has no color.)

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

Enchant creature

Enchanted creature gets +2/+2 and has trample and lifelink. (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)

Menace (This creature can't be blocked except by two or more creatures.)

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. (Equipment, Auras you control, and counters are modifications.)

Unfriendly Fire deals 4 damage to any target.

2 — : Add . Spend this mana only to cast creature spells.

4 — 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.

2 — 2/4

5 — 8/6

Enchant creature

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

Target player discards a card.

Draw a card.

At the beginning of your end step, draw a card. If you control a Demon, each opponent loses 2 life and you gain 2 life. Otherwise, you lose 2 life.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

At the beginning of your end step, you lose 1 life.

Unholy Heat deals 2 damage to target creature or planeswalker.

Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

Enchant creature

When enchanted creature dies, return that card to the battlefield under your control with a +1/+1 counter on it.

Enchant creature

Enchanted creature gets +2/+1.

Flying

When Unidentified Hovership enters, exile up to one target creature with toughness 5 or less.

When Unidentified Hovership leaves the battlefield, the exiled card's owner manifests dread.

Crew 1

Exile target attacking creature if its power is less than or equal to the number of Soldiers on the battlefield.

Whenever a player casts a spell, that player may pay . If the player does, they draw a card.

Skulk (This creature can't be blocked by creatures with greater power.)

When Uninvited Geist deals combat damage to a player, transform it.

2 — : Add one mana of any color.

3 — Whenever this creature attacks, if it's not a Brushwagg, it gets +X/+0 until end of turn, where X is the number of supertypes, card types, and subtypes it has.

2 — 5/1

4 — 4/8

Support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Untap each creature you control with a +1/+1 counter on it.

, , Sacrifice Universal Solvent: Destroy target permanent.

: Add .

, : Add one mana of any color.

Double the power of target creature until end of turn.

Unleash the Inferno deals 7 damage to target creature or planeswalker. When it deals excess damage this way, destroy target artifact or enchantment an opponent controls with mana value less than or equal to that amount of excess damage.

: Exile up to two target cards from a single graveyard.

Unlicensed Hearse's power and toughness are each equal to the number of cards exiled with it.

Crew 2

: Target nonattacking, nonblocking creature gets +0/+2 until end of turn.

: Unliving Psychopath gets +1/-1 until end of turn.

, : Destroy target creature with power less than Unliving Psychopath's power.

When Unlucky Witness dies, exile the top two cards of your library. Until your next end step, you may play one of those cards.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Return up to two target creature cards from your graveyard to your hand.

You may exile a black card from your hand rather than pay this spell's mana cost.

Target player reveals their hand. You choose a nonland card from it. That player discards that card.

Devoid (This card has no color.)

Target creature you control fights target creature an opponent controls. If the creature an opponent controls would die this turn, exile it instead.

At the beginning of each combat, double the power and toughness of each creature you control until end of turn.

It becomes night. Until end of turn, target creature gets +1/+0 and gains trample and "Whenever this creature deals combat damage to a player, draw a card."

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target permanent card from your graveyard to your hand. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Target creature gains haste until end of turn.

Creatures your opponents control get -1/-0 until end of turn if was spent to cast this spell, and creatures you control get +1/+0 until end of turn if was spent to cast this spell. (Do both if was spent.)

If a cycling ability of another nonland card would cause you to draw a card, instead exile cards from the top of your library until you exile a card that shares a card type with the cycled card. You may cast that card without paying its mana cost. Then put the exiled cards that weren't cast this way on the bottom of your library in a random order.

Cycling (, Discard this card: Draw a card.)

Enchant creature

When Unquenchable Thirst enters, if you control a Desert or there is a Desert card in your graveyard, tap enchanted creature.

Enchanted creature doesn't untap during its controller's untap step.

Choose target artifact or enchantment. Its owner shuffles it into their library.

Defender

: Unruly Catapult deals 1 damage to each opponent.

Whenever you cast an instant or sorcery spell, untap Unruly Catapult.

Whenever another creature you control dies, put a +1/+1 counter on Unruly Mob.

When Unscrupulous Agent enters, target opponent exiles a card from their hand.

Equipped creature gets +3/+3 and has first strike.

Whenever a creature dealt damage by equipped creature this turn dies, you may exile that card. If you do, create a 2/2 black Zombie creature token.

Equip

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

: Target creature gains forestwalk until end of turn.

When Unsettling Twins enters, manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)

Pay 3 life: Put a +1/+1 counter on target creature.

Kicker (You may pay an additional as you cast this spell.)

Damage can't be prevented this turn. If this spell was kicked, it deals 5 damage to target player or planeswalker.

When Unstable Glyphbridge enters, if you cast it, for each player, choose a creature with power 2 or less that player controls. Then destroy all creatures except creatures chosen this way.

Craft with artifact (, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)