Vanishing 2 (This permanent enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) {T}: Add {C}. When Unstable Footing is put into your graveyard from the battlefield, if it had no time counters on it, search your library for a basic land card, put it onto the battlefield, then shuffle.
Vanishing 5 (This creature enters with five time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) {1}{R}, Remove a time counter from Unstable Magmaling: Flip a coin. If you win the flip, it deals 3 damage to any target.
Unstoppable Slaughter deals 1 damage to each creature and each player. Whenever a creature dealt damage by Unstoppable Slaughter this turn dies this turn, repeat that process.
Choose one, then choose another for each card named Unsuspecting in your graveyard. • You may return a permanent you control to its owner's hand. • You may put an artifact, creature, or land card with mana value 2 or less from your hand onto the battlefield. • Untap up to three target permanents. • You gain 4 life.
Whenever you cast a nongreen spell, creatures you control get +1/+1 until end of turn. Wanderlust — When Untethered Disciple enters, if you control four or more differently named lands, create two 1/1 Scout creature tokens that are all colors.
When Unwavering Sentinel enters, for each creature you control, create a white Aura enchantment token named Shield with “Enchant creature” and “If enchanted creature would be destroyed, instead remove all damage from it and sacrifice this Aura” attached to that creature.
When Unwitting Fanatic enters, create a 3/2 colorless Horror creature token. Sacrifice Unwitting Fanatic: Another target permanent you control gains hexproof and indestructible until end of turn.
Every night he leads rescued civilians to safety, never realizing what he's done.
Unzari Ruins enters tapped. {T}: Add {C}. Tap five untapped creatures you control: Unzari Ruins becomes a 10/10 Construct artifact creature with trample until end of turn. It's still a land.
Constructs you control have haste. When Urak, Voice of the Horde or another Construct you control enters, creatures you control get +1/+0 until end of turn. Respawn (When this creature dies, if it attacked this turn, return it to its owner's hand.)
Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.) When Ushi Yun enters, create an Idol token. As long as you're in a renaissance, artifacts you control have “{T}: Draw a card.”
Foretell {B}(During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) Destroy target creature or planeswalker. You lose 4 life unless this spell was foretold.
Foretell {X}{U}(During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) Gain control of target creature with power 2 or less. If this spell was foretold, gain control of target creature with power X or less instead.
Deception {1}{B}({1}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Unblocked attacking creatures you control get +1/+0.
Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) When Vaeldan's Liberator dies, you may exile it. If you do, return a permanent card with mana value less than or equal to Vaeldan's Liberator's power from your graveyard to your hand.
First mate—There are four or fewer different mana costs among nonland cards in your starting deck. (If this card outside the game is your chosen first mate, you may swap it with a card in your opening hand.) First strike Each spell your opponents cast that would cost less than three mana to cast costs {1} more to cast.
[+1]: Reveal the top card of your library. If it doesn't have the same name as a card in your graveyard or a permanent you control, put it into your hand. Otherwise, put it into your graveyard. [–2]: Return target card from your graveyard to your hand. [–8]: Return all other cards from your graveyard to your hand. Until end of turn, spells you cast cost {5} less to cast.