Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.)

Shieldwall — Sacrifice Tyrant Guard: Creatures you control with counters on them gain hexproof and indestructible until end of turn.

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

When Ugin's Construct enters, sacrifice a permanent that's one or more colors.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Uktabi Wildcats's power and toughness are each equal to the number of Forests you control.

, Sacrifice a Forest: Regenerate Uktabi Wildcats.

When you cast this spell, destroy target permanent.

Indestructible

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

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

Vigilance

Ward—Sacrifice a permanent with mana value 1 or greater.

: Create a 10/10 colorless Eldrazi creature token.

Choose one —

• Target player sacrifices a creature or planeswalker.

• Create a 2/1 white and black Inkling creature token with flying.

When Undercity Eliminator enters, you may sacrifice an artifact or creature. When you do, exile target creature an opponent controls.

, Sacrifice another creature: Put a +1/+1 counter on Undercity Necrolisk. It gains menace until end of turn. Activate only as a sorcery. (It can't be blocked except by two or more creatures.)

When Undercity Scavenger enters, you may sacrifice another creature. If you do, put two +1/+1 counters on Undercity Scavenger, then scry 2.

Target opponent sacrifices a creature. If you control a creature with power 4 or greater, you gain 4 life.

CARDNAME enters the battlefield with ten eyestalk counters on it.

If CARDNAME would be dealt damage, remove that many eyestalk counters from it instead. If you can't, sacrifice it.

Whenever CARDNAME attacks, reveal cards from the top of your library until you reveal an instant, sorcery, or enchantment card with converted mana cost less than the number of eyestalk counters on CARDNAME. You may cast it without paying its mana cost. Shuffle your library.

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)

At the beginning of the end step, sacrifice Underworld Breach.

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

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.

When Unshakable Tail enters and at the beginning of your upkeep, surveil 1.

Whenever one or more creature cards are put into your graveyard from your library, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

, Sacrifice a Clue: Return Unshakable Tail from your graveyard to your hand.

Trample

Champion a Treefolk or Warrior (When this enters, 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.

Flying

Sacrifice Unyaro Griffin: Counter target red instant or sorcery spell.

Target opponent sacrifices a creature for each creature put into your graveyard from the battlefield this turn.

, Sacrifice Urborg Panther: Destroy target creature blocking Urborg Panther.

Sacrifice a creature named Feral Shadow, a creature named Breathstealer, and Urborg Panther: Search your library for a card named Spirit of the Night, put that card onto the battlefield, then shuffle.

When Uro enters, sacrifice it unless it escaped.

Whenever Uro enters or attacks, you gain 3 life and draw a card, then you may put a land card from your hand onto the battlefield.

Escape—, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

, Sacrifice Urza's Bauble: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.

: Add .

, , Sacrifice Urza's Cave: Search your library for a land card, put it onto the battlefield tapped, then shuffle.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Urza's Saga gains ": Add ."

II — Urza's Saga gains ", : Create a 0/0 colorless Construct artifact creature token with ‘This creature gets +1/+1 for each artifact you control.'"

III — Search your library for an artifact card with mana cost or , put it onto the battlefield, then shuffle.

Uurg, Spawn of Turg's power is equal to the number of land cards in your graveyard.

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

, Sacrifice a land: You gain 2 life.

Flying

Whenever Vaevictis Asmadi, the Dire attacks, for each player, choose target permanent that player controls. Those players sacrifice those permanents. Each player who sacrificed a permanent this way reveals the top card of their library, then puts it onto the battlefield if it's a permanent card.

, Sacrifice Valgavoth's Faithful: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

, Sacrifice a Mountain: Valleymaker deals 3 damage to target creature.

, Sacrifice a Forest: Choose a player. That player adds .

2 — Hellbent — This creature gets +3/+3 as long as you have no cards in hand.

4 — , Sacrifice this creature: It deals X damage divided as you choose among any number of target creatures, where X is its power.

2 — 1/5

3 — 6/3

Sacrifice another creature: Regenerate Vampire Warlord. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Vampires' Vengeance deals 2 damage to each non-Vampire creature. Create a Blood token. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

, Sacrifice another creature or artifact: Vanguard of the Rose gains indestructible until end of turn. Tap it.

: Varchild's Crusader can't be blocked this turn except by Walls. Sacrifice Varchild's Crusader at the beginning of the next end step.

Each creature card in your graveyard has scavenge. The scavenge cost is equal to its mana cost. (Exile a creature card from your graveyard and pay its mana cost: Put a number of +1/+1 counters equal to that card's power on target creature. Scavenge only as a sorcery.)

Sacrifice another creature: Regenerate Varolz, the Scar-Striped.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — For each opponent, you create a 1/1 white Human Soldier creature token.

II, III — Each player secretly votes for up to one creature, then those votes are revealed. If no creature got votes, each player draws a card. Otherwise, destroy each creature with the most votes or tied for most votes.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Each player gets three rad counters.

II — Create X 2/2 black Zombie Mutant creature tokens, where X is the total number of rad counters among players.

III — Put two +1/+1 counters on each creature you control that's a Zombie or Mutant.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II — Discard a card, then draw a card.

III — Reveal up to five nonland cards from your hand. For each of those cards that has the same mana value as another card revealed this way, create a Treasure token.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Gain control of target non-Mutant creature for as long as you control Vault 87.

II — Put a +1/+1 counter on target creature you control. It becomes a Mutant in addition to its other types.

III — Draw cards equal to the greatest power among Mutants you control.

Deathtouch

, Sacrifice Vegetation Abomination: Roll a six-sided die. You gain life equal to the result.

Flying

Ward—Sacrifice a creature.

Whenever a creature dies, target opponent loses 2 life and you gain 2 life.

, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

, Sacrifice another creature: Each opponent loses 2 life and you gain 2 life.

Flying

When Vesperlark leaves the battlefield, return target creature card with power 1 or less from your graveyard to the battlefield.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

, Sacrifice Vessel of Malignity: Target opponent exiles two cards from their hand. Activate only as a sorcery.

, Sacrifice Vessel of Paramnesia: Target player mills three cards. Draw a card.

Whenever a player casts a spell, if no mana was spent to cast it, counter that spell.

, , Sacrifice Vexing Bauble: Draw a card.

Flying

Cumulative upkeep—Discard a card. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Vexing Sphinx dies, draw a card for each age counter on it.

, Sacrifice Vial of Poison: Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

: Flip a coin. If you win the flip, return Viashino Sandswimmer to its owner's hand. If you lose the flip, sacrifice Viashino Sandswimmer.