Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Target player discards their hand unless they pay 7 life.

Will of the council — Starting with you, each player votes for death or torture. If death gets more votes, each opponent sacrifices a creature of their choice. If torture gets more votes or the vote is tied, each opponent loses 4 life.

If a player would draw a card, that player exiles that card face up instead.

Each player may play lands and cast spells from among cards they exiled with Uba Mask this turn.

Flying, haste

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Flying

, Sacrifice Uktabi Faerie: Destroy target artifact.

When Uktabi Orangutan enters, destroy target artifact.

When you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents of their choice.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Ulasht, the Hate Seed enters with a +1/+1 counter on it for each other red creature you control and a +1/+1 counter on it for each other green creature you control.

, Remove a +1/+1 counter from Ulasht: Choose one —

• Ulasht deals 1 damage to target creature.

• Create a 1/1 green Saproling creature token.

Morbid — When Ulvenwald Bear enters, if a creature died this turn, put two +1/+1 counters on target creature.

: Regenerate Ulvenwald Primordials.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ulvenwald Primordials.

Flying

Whenever Umara Raptor or another Ally you control enters, you may put a +1/+1 counter on Umara Raptor.

Auras attached to permanents you control have umbra armor. (If an enchanted permanent you control would be destroyed, instead remove all damage from it and destroy an Aura attached to it.)

Equipped creature has ", : This creature gets +2/+2 until end of turn." ( is the untap symbol.)

Equip

: Untap another target permanent.

Unbreathing Horde enters with a +1/+1 counter on it for each other Zombie you control and each Zombie card in your graveyard.

If Unbreathing Horde would be dealt damage, prevent that damage and remove a +1/+1 counter from it.

Return target creature card from your graveyard to the battlefield.

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

Target creature gets +4/+4 until end of turn. If it's a Spirit, it gains trample until end of turn.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature gets +2/+2 and attacks each combat if able.

Look at the top four cards of your library. You may reveal up to two instant and/or sorcery cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

When Undead Executioner dies, you may have target creature get -2/-2 until end of turn.

: Undead Leotau gets +1/-1 until end of turn.

Unearth (: 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.)

, : Exile target Skeleton, Vampire, or Zombie.

, Sacrifice a creature: Target player reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

: Undercity Shade gets +1/+1 until end of turn.

(: Add or .)

Counter target spell. Its controller loses 3 life.

Creatures with islandwalk can be blocked as though they didn't have islandwalk.

Constellation — Whenever Underworld Coinsmith or another enchantment you control enters, you gain 1 life.

, Pay 1 life: Each opponent loses 1 life.

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Return two target creatures to their owners' hands.

Target creature gains undying until end of turn. (When it dies, if it had no +1/+1 counters on it, return it to the battlefield 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.

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

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.

Enchant creature

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

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

Enchant creature

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

Black legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

: Add .

, : Put target Zombie card from your graveyard on top of your library.

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.

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

Exile target creature.

Enchant creature

At the beginning of the upkeep of enchanted creature's controller, Unnatural Hunger deals damage equal to that creature's power to that player unless they sacrifice another creature of their choice.

: Choose a creature type other than Wall. Target creature becomes that type until end of turn.

Each opponent discards two cards.

Enchant creature

When Unquestioned Authority enters, draw a card.

Enchanted creature has protection from creatures.

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

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

: Target creature gains forestwalk until end of turn.