Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.
{1}{U}{B}
Ashiok, Nightmare Weaver
Legendary Planeswalker - Ashiok
+2: Exile the top three cards of target opponent's library.
-X: Put a creature card with mana value X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types.
-10: Exile all cards from all opponents' hands and graveyards.
L:
3
{1}{U}{B}
Ashiok, Nightmare Weaver
Legendary Planeswalker - Ashiok
+2: Exile the top three cards of target opponent's library.
-X: Put a creature card with mana value X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types.
-10: Exile all cards from all opponents' hands and graveyards.
L:
3
{1}{U}{U}
Cancel
Instant
Counter target spell.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{3}{B}{B}
Crux of Fate
Sorcery
Choose one --
• Destroy all Dragon creatures.
• Destroy all non-Dragon creatures.
{1}{W}{U}
Daxos of Meletis
Legendary Creature - Human Soldier
Daxos of Meletis can't be blocked by creatures with power 3 or greater.
Whenever Daxos of Meletis deals combat damage to a player, exile the top card of that player's library. You gain life equal to that card's mana value. Until end of turn, you may cast that card and you may spend mana as though it were mana of any color to cast that spell.
2 /
2
{B}
Despise
Sorcery
Target opponent reveals their hand. You choose a creature or planeswalker card from it. That player discards that card.
{1}{U}
Disdainful Stroke
Instant
Counter target spell with mana value 4 or greater.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
{1}{U}{U}
Dissipate
Instant
Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
{1}{U}{U}
Dissolve
Instant
Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{1}{U}{U}
Dissolve
Instant
Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{2}{U}
Divination
Sorcery
Draw two cards.
{B}
Duress
Sorcery
Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.
{4}{W}{W}
Elspeth, Sun's Champion
Legendary Planeswalker - Elspeth
+1: Create three 1/1 white Soldier creature tokens.
-3: Destroy all creatures with power 4 or greater.
-7: You get an emblem with "Creatures you control get +2/+2 and have flying."
L:
4
{4}{W}{W}
Elspeth, Sun's Champion
Legendary Planeswalker - Elspeth
+1: Create three 1/1 white Soldier creature tokens.
-3: Destroy all creatures with power 4 or greater.
-7: You get an emblem with "Creatures you control get +2/+2 and have flying."
L:
4
{3}{W}{W}
End Hostilities
Sorcery
Destroy all creatures and all permanents attached to creatures.
--
Flooded Strand
Land
{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.
{1}{B}{B}
Hero's Downfall
Instant
Destroy target creature or planeswalker.
{1}{B}{B}
Hero's Downfall
Instant
Destroy target creature or planeswalker.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{3}{U}{U}
Jace's Ingenuity
Instant
Draw three cards.
{3}{U}{U}
Jace's Ingenuity
Instant
Draw three cards.
{3}{B}{B}
Liliana Vess
Legendary Planeswalker - Liliana
+1: Target player discards a card.
-2: Search your library for a card, then shuffle and put that card on top.
-8: Put all creature cards from all graveyards onto the battlefield under your control.
L:
5
--
Mana Confluence
Land
{T}, Pay 1 life: Add one mana of any color.
{2}{U}
Monastery Flock
Creature - Bird
Defender, flying
Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
0 /
5
{2}{U}
Monastery Flock
Creature - Bird
Defender, flying
Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
0 /
5
{2}{W}
Monastery Mentor
Creature - Human Monk
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, create a 1/1 white Monk creature token with prowess.
2 /
2
{1}{U}
Negate
Instant
Counter target noncreature spell.
{1}{U}
Neutralizing Blast
Instant
Counter target multicolored spell.
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Scoured Barrens
Land
Scoured Barrens enters the battlefield tapped.
When Scoured Barrens enters the battlefield, you gain 1 life.
{T}: Add {W} or {B}.
--
Scoured Barrens
Land
Scoured Barrens enters the battlefield tapped.
When Scoured Barrens enters the battlefield, you gain 1 life.
{T}: Add {W} or {B}.
--
Scoured Barrens
Land
Scoured Barrens enters the battlefield tapped.
When Scoured Barrens enters the battlefield, you gain 1 life.
{T}: Add {W} or {B}.
{4}{U}{B}
Silumgar, the Drifting Death
Legendary Creature - Dragon
Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.
3 /
7
{2}{W}{B}
Sorin, Solemn Visitor
Legendary Planeswalker - Sorin
+1: Until your next turn, creatures you control get +1/+0 and gain lifelink.
-2: Create a 2/2 black Vampire creature token with flying.
-6: You get an emblem with "At the beginning of each opponent's upkeep, that player sacrifices a creature."
L:
4
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{2}{U}
Thassa, God of the Sea
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)
At the beginning of your upkeep, scry 1.
{1}{U}: Target creature you control can't be blocked this turn.
5 /
5
{B}
Thoughtseize
Sorcery
Target player reveals their hand. You choose a nonland card from it. That player discards that card. You lose 2 life.
--
Tranquil Cove
Land
Tranquil Cove enters the battlefield tapped.
When Tranquil Cove enters the battlefield, you gain 1 life.
{T}: Add {W} or {U}.
--
Tranquil Cove
Land
Tranquil Cove enters the battlefield tapped.
When Tranquil Cove enters the battlefield, you gain 1 life.
{T}: Add {W} or {U}.
--
Tranquil Cove
Land
Tranquil Cove enters the battlefield tapped.
When Tranquil Cove enters the battlefield, you gain 1 life.
{T}: Add {W} or {U}.
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{8}
Ugin, the Spirit Dragon
Legendary Planeswalker - Ugin
+2: Ugin, the Spirit Dragon deals 3 damage to any target.
-X: Exile each permanent with mana value X or less that's one or more colors.
-10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.