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.)

Enchant creature

Enchanted creature has "Whenever this creature attacks, it deals X damage to defending player, where X is the number of cards in their hand."

When Unquenchable Fury is put into your graveyard from the battlefield, return it to your hand.

Enchant creature

When Unquestioned Authority enters the battlefield, draw a card.

Enchanted creature has protection from creatures.

: Target attacking Zombie gains lifelink until end of turn.

: Target attacking Zombie gains deathtouch until end of turn.

Trample

Whenever Unruly Krasis attacks, you may have the base power and toughness of another target creature you control become X/X until end of turn, where X is Unruly Krasis's power.

: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

2 — Whenever this creature attacks, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

4 — Indestructible

2 — 3/2

3 — 5/4

When Unscrupulous Contractor enters the battlefield, you may sacrifice a creature. When you do, target player draws two cards and loses 2 life.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Each player mills three cards. Then you return up to two creature cards from your graveyard to your hand. (To mill three cards, a player puts the top three cards of their library into their graveyard.)

Changeling (This card is every creature type.)

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays .

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 the battlefield, 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.)

Enchant creature

Enchanted creature gets +3/+3.

At the beginning of the upkeep of enchanted creature's controller, put a -1/-1 counter on that creature.

2 — : Switch this creature's power and toughness until end of turn.

4 — Whenever this creature attacks, it gets +5/+5 until end of turn.

2 — 3/2

3 — 2/7

Trample

Champion a Treefolk or Warrior (When this enters the battlefield, sacrifice it unless you exile another Treefolk or Warrior you control. When this leaves the battlefield, that card returns to the battlefield.)

Whenever a creature you control becomes blocked, it gets +0/+5 until end of turn.

Return target spell or creature to its owner's hand.

Untaidake, the Cloud Keeper enters the battlefield tapped.

, Pay 2 life: Add . Spend this mana only to cast legendary spells.

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

Vigilance, trample

If Untamed Kavu was kicked, it enters the battlefield with three +1/+1 counters on it.

Trample

Other Wolves and Werewolves you control have trample.

: Put a +1/+1 counter on target creature.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Trample

Whenever Untethered Express attacks, put a +1/+1 counter on it.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

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

, Exile Unwilling Ingredient from your graveyard: You draw a card and you lose 1 life.

Counter target noncreature spell. Untap up to three lands.

: Regenerate Unworthy Dead.

Flying

: Unyaro Bees gets +1/+1 until end of turn.

, Sacrifice Unyaro Bees: It deals 2 damage to any target.

Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)

When Unyielding Gatekeeper is turned face up, exile another target nonland permanent. If you controlled it, return it to the battlefield tapped. Otherwise, its controller creates a 2/2 white and blue Detective creature token.

: Add .

: Add . Activate only once and only if you control an Urza's Mine, an Urza's Power-Plant, and an Urza's Tower.

, : Head to AskUrza.com and click Urza's Fun House.

Discard a creature card: Vampire Hounds gets +2/+2 until end of turn.

When Vault Plunderer enters the battlefield, target player draws a card and loses 1 life.

When Veteran Dungeoneer enters the battlefield, venture into the dungeon. (Enter the first room or advance to the next room.)

First strike (This creature deals combat damage before creatures without first strike.)

Put a -1/-1 counter on target creature. When that creature dies this turn, its controller gets a poison counter.

Lifelink

: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)

When Vitality Hunter becomes monstrous, put a lifelink counter on each of up to X target creatures.

Devoid (This card has no color.)

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

If Voidpouncer was kicked, it enters the battlefield with two +1/+1 counters and a trample counter on it and with haste.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Each opponent sacrifices a creature. If you have the city's blessing, instead each opponent sacrifices half the creatures they control, rounded up.

Flying

Whenever Vorosh, the Hunter deals combat damage to a player, you may pay . If you do, put six +1/+1 counters on Vorosh.

+1: Until your next turn, whenever a creature deals combat damage to Vraska the Unseen, destroy that creature.

−3: Destroy target nonland permanent.

−7: Create three 1/1 black Assassin creature tokens with "Whenever this creature deals combat damage to a player, that player loses the game."

When Wakening Sun's Avatar enters the battlefield, if you cast it from your hand, destroy all non-Dinosaur creatures.

Defender (This creature can't attack.)

When Wall of Junk blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)

When Wanted Scoundrels dies, target opponent creates two Treasure tokens. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

As Water Gun Balloon Game enters the battlefield, each player puts a pop counter on "0."

Whenever a player casts a spell, move that player's pop counter up one.

Whenever a player's pop counter hits "5," that player creates a 5/5 pink Giant Teddy Bear creature token and resets all pop counters to "0."

Nonland permanent cards in graveyards and libraries can't enter the battlefield.

Players can't cast spells from graveyards or libraries.

At the beginning of your upkeep, target creature other than Weed-Pruner Poplar gets -1/-1 until end of turn.

Vigilance, trample

Werewolf of Ancient Hunger's power and toughness are each equal to the total number of cards in all players' hands.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Werewolf of Ancient Hunger.

Each player secretly chooses a number 0 or greater, then all players reveal those numbers simultaneously and determine the highest and lowest numbers revealed this way. Wheel of Misfortune deals damage equal to the highest number to each player who chose that number. Each player who didn't choose the lowest number discards their hand, then draws seven cards.

Target creature gets -X/-X until end of turn, where X is the number of times the letter of your choice appears in that creature's name.

You gain X life. Create X 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." If X is 5 or more, destroy all other creatures. (Players dealt combat damage by a creature with toxic 1 also get a poison counter.)

You gain 5 life.