Creatures your opponents control attack each combat if able.
5 /
7
{1}{U}
Anticipate
Instant
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.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{1}{B}{G}{U}
Archelos, Lagoon Mystic
Legendary Creature - Turtle Shaman
As long as Archelos, Lagoon Mystic is tapped, other permanents enter the battlefield tapped.
As long as Archelos is untapped, other permanents enter the battlefield untapped.
2 /
4
{2}{U}
Armored Whirl Turtle
Creature - Turtle
0 /
5
{3}{G}
Bedrock Tortoise
Creature - Turtle
As long as it's your turn, creatures you control have hexproof.
Each creature you control with toughness greater than its power assigns combat damage equal to its toughness rather than its power.
0 /
6
{2}{B}{G}
Binding the Old Gods
Enchantment - Saga
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I -- Destroy target nonland permanent an opponent controls.
II -- Search your library for a Forest card, put it onto the battlefield tapped, then shuffle.
III -- Creatures you control gain deathtouch until end of turn.
--
Breeding Pool
Land - Forest Island
({T}: Add {G} or {U}.)
As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{U}
Bubble Snare
Enchantment - Aura
Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.)
Enchant creature
When Bubble Snare enters the battlefield, if it was kicked, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{1}{U}{U}
Calcite Snapper
Creature - Turtle
Shroud (This creature can't be the target of spells or abilities.)
Landfall -- Whenever a land enters the battlefield under your control, you may switch Calcite Snapper's power and toughness until end of turn.
1 /
4
{5}{U}
Cold-Water Snapper
Creature - Turtle
Hexproof (This creature can't be the target of spells or abilities your opponents control.)
4 /
5
{4}{G}{G}{U}
Colossal Skyturtle
Enchantment Creature - Turtle
Flying, ward {2}
Channel -- {2}{G}, Discard Colossal Skyturtle: Return target card from your graveyard to your hand.
Channel -- {1}{U}, Discard Colossal Skyturtle: Return target creature to its owner's hand.
6 /
5
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{2}{B}{B}
Crippling Fear
Sorcery
Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{3}{B}
Deadly Rollick
Instant
If you control a commander, you may cast this spell without paying its mana cost.
Exile target creature.
--
Deathcap Glade
Land
Deathcap Glade enters the battlefield tapped unless you control two or more other lands.
{T}: Add {B} or {G}.
{1}{B}{B}{G}
Deathsprout
Instant
Destroy target creature. Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{1}{U}
Deliberate
Instant
Scry 2, then draw a card.
--
Dimir Aqueduct
Land
Dimir Aqueduct enters the battlefield tapped.
When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand.
{T}: Add {U}{B}.
{2}
Dimir Signet
Artifact
{1}, {T}: Add {U}{B}.
{3}{U}
Distant Melody
Sorcery
Choose a creature type. Draw a card for each permanent you control of that type.
{1}{U}{U}
Dragon Turtle
Creature - Dragon Turtle
Flash
Drag Below -- When Dragon Turtle enters the battlefield, tap it and up to one target creature an opponent controls. They don't untap during their controllers' next untap steps.
3 /
5
--
Dreamroot Cascade
Land
Dreamroot Cascade enters the battlefield tapped unless you control two or more other lands.
{T}: Add {G} or {U}.
{3}
Entrancing Lyre
Artifact
You may choose not to untap Entrancing Lyre during your untap step.
{X}, {T}: Tap target creature with power X or less. It doesn't untap during its controller's untap step for as long as Entrancing Lyre remains tapped.
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
--
Flooded Grove
Land
{T}: Add {C}.
{G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{1}{U}
Giant Tortoise
Creature - Turtle
Giant Tortoise gets +0/+3 as long as it's untapped.
1 /
1
--
Golgari Rot Farm
Land
Golgari Rot Farm enters the battlefield tapped.
When Golgari Rot Farm enters the battlefield, return a land you control to its owner's hand.
{T}: Add {B}{G}.
{6}{B}{B}
Gorex, the Tombshell
Legendary Creature - Zombie Turtle
As an additional cost to cast this spell, you may exile any number of creature cards from your graveyard. This spell costs {2} less to cast for each card exiled this way.
Deathtouch
Whenever Gorex, the Tombshell attacks or dies, choose a card at random exiled with Gorex and put that card into its owner's hand.
4 /
4
{1}{B}{G}
Grim Contest
Instant
Choose target creature you control and target creature an opponent controls. Each of those creatures deals damage equal to its toughness to the other.
{1}{B}{B}
Grim Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.
{1}{G}
Heroic Intervention
Instant
Permanents you control gain hexproof and indestructible until end of turn.
{2}{G}
Hexbane Tortoise
Creature - Turtle
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)
3 /
2
{2}{U}
Horned Turtle
Creature - Turtle
1 /
4
{1}{U}
Impulse
Instant
Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.
{1}{B}
Infernal Grasp
Instant
Destroy target creature. You lose 2 life.
--
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}.)
{5}{U}
Kappa Cannoneer
Artifact Creature - Turtle Warrior
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Ward {4}
Whenever an artifact enters the battlefield under your control, put a +1/+1 counter on Kappa Cannoneer and it can't be blocked this turn.
4 /
4
{1}{G}
Kappa Tech-Wrecker
Creature - Turtle Ninja
Ninjutsu {1}{G}
Kappa Tech-Wrecker enters the battlefield with a deathtouch counter on it.
Whenever Kappa Tech-Wrecker deals combat damage to a player, you may remove a deathtouch counter from it. When you do, exile target artifact or enchantment that player controls.
1 /
3
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{2}{U}{U}
Leyline of Anticipation
Enchantment
If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield.
You may cast spells as though they had flash.
{3}{G}{G}
Meandering Towershell
Creature - Turtle
Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever Meandering Towershell attacks, exile it. Return it to the battlefield under your control tapped and attacking at the beginning of the declare attackers step on your next turn.
5 /
9
{3}{U}
Mistford River Turtle
Creature - Turtle
Whenever Mistford River Turtle attacks, another target attacking non-Human creature can't be blocked this turn.
1 /
5
--
Morphic Pool
Land
Morphic Pool enters the battlefield tapped unless you have two or more opponents.
{T}: Add {U} or {B}.
--
Myriad Landscape
Land
Myriad Landscape enters the battlefield tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.
{3}{B}{B}
Ob Nixilis Reignited
Legendary Planeswalker - Nixilis
+1: You draw a card and you lose 1 life.
-3: Destroy target creature.
-8: Target opponent gets an emblem with "Whenever a player draws a card, you lose 2 life."
L:
5
--
Opulent Palace
Land
Opulent Palace enters the battlefield tapped.
{T}: Add {B}, {G}, or {U}.
--
Path of Ancestry
Land
Path of Ancestry enters the battlefield tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
{1}{G}{U}
Primal Empathy
Enchantment
At the beginning of your upkeep, draw a card if you control a creature with the greatest power among creatures on the battlefield. Otherwise, put a +1/+1 counter on a creature you control.
{1}{B}{G}
Putrefy
Instant
Destroy target artifact or creature. It can't be regenerated.
{1}{G}
Rampant Growth
Sorcery
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{2}{B}
Read the Bones
Sorcery
Scry 2, then draw two cards. You lose 2 life.
{4}{U}
Reflections of Littjara
Enchantment
As Reflections of Littjara enters the battlefield, choose a creature type.
Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)
--
Rejuvenating Springs
Land
Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents.
{T}: Add {G} or {U}.
--
Reliquary Tower
Land
You have no maximum hand size.
{T}: Add {C}.
{1}{U}
Riptide Turtle
Creature - Turtle
Flash
Defender
0 /
5
{7}{U}{U}
Sailors' Bane
Creature - Dragon Turtle
This spell costs {1} less to cast for each card you own in exile and in your graveyard that's an instant card, a sorcery card, or a card that has an Adventure.
Ward {4} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {4}.)
7 /
7
{1}{U}
Scour All Possibilities
Sorcery
Scry 2, then draw a card.
Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{4}{G/U}{G/U}
Scuttlegator
Creature - Crab Turtle Crocodile
Defender
{6}{G/U}{G/U}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)
As long as Scuttlegator has a +1/+1 counter on it, it can attack as though it didn't have defender.
6 /
6
{1}{G}
Season of Growth
Enchantment
Whenever a creature enters the battlefield under your control, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
Whenever you cast a spell that targets a creature you control, draw a card.
--
Shipwreck Marsh
Land
Shipwreck Marsh enters the battlefield tapped unless you control two or more other lands.
{T}: Add {U} or {B}.
--
Simic Growth Chamber
Land
Simic Growth Chamber enters the battlefield tapped.
When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.
{T}: Add {G}{U}.
{2}
Simic Signet
Artifact
{1}, {T}: Add {G}{U}.
{2}{U}{U}
Sleep with the Fishes
Enchantment - Aura
Enchant creature
When Sleep with the Fishes enters the battlefield, tap enchanted creature and you create a 1/1 blue Fish creature token with "This creature can't be blocked."
Enchanted creature doesn't untap during its controller's untap step.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{X}{G}{G}
Steelbane Hydra
Creature - Turtle Hydra
Steelbane Hydra enters the battlefield with X +1/+1 counters on it.
{2}{G}, Remove a +1/+1 counter from Steelbane Hydra: Destroy target artifact or enchantment.
0 /
0
{B}{G}{U}
Sultai Charm
Instant
Choose one --
• Destroy target monocolored creature.
• Destroy target artifact or enchantment.
• Draw two cards, then discard a card.
--
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}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{4}{B}
Szat's Will
Instant
Choose one. If you control a commander as you cast this spell, you may choose both.
• Each opponent sacrifices a creature they control with the greatest power.
• Exile all opponents' graveyards, then create X 0/1 black Thrull creature tokens, where X is the greatest power among creature cards exiled this way.
{2}
Talisman of Curiosity
Artifact
{T}: Add {C}.
{T}: Add {G} or {U}. Talisman of Curiosity deals 1 damage to you.
{2}
Talisman of Dominance
Artifact
{T}: Add {C}.
{T}: Add {U} or {B}. Talisman of Dominance deals 1 damage to you.
--
Terramorphic Expanse
Land
{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{U}
Thriving Turtle
Creature - Turtle
When Thriving Turtle enters the battlefield, you get {E}{E} (two energy counters).
Whenever Thriving Turtle attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it.
0 /
3
{G/U}{G/U}{G/U}{G/U}
Thunderous Snapper
Creature - Turtle Hydra
Whenever you cast a spell with mana value 5 or greater, draw a card.
4 /
4
{3}{U}
Tidepool Turtle
Creature - Turtle
{2}{U}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
2 /
5
{3}{U}
Turtleshell Changeling
Creature - Shapeshifter
Changeling (This card is every creature type.)
{1}{U}: Switch Turtleshell Changeling's power and toughness until end of turn.
1 /
4
{1}{U}
Twisted Reflection
Instant
Choose one --
• Target creature gets -6/-0 until end of turn.
• Switch target creature's power and toughness until end of turn.
Entwine {B} (Choose both if you pay the entwine cost.)
--
Undergrowth Stadium
Land
Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents.
{T}: Add {B} or {G}.
{2}{B}{G}
Vraska, Golgari Queen
Legendary Planeswalker - Vraska
+2: You may sacrifice another permanent. If you do, you gain 1 life and draw a card.
-3: Destroy target nonland permanent with mana value 3 or less.
-9: You get an emblem with "Whenever a creature you control deals combat damage to a player, that player loses the game."
L:
4
{1}{U}{U}
Waterknot
Enchantment - Aura
Enchant creature
When Waterknot enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
--
Watery Grave
Land - Island Swamp
({T}: Add {U} or {B}.)
As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{3}
Zagoth Crystal
Artifact
{T}: Add {B}, {G}, or {U}.
Cycling {2} ({2}, Discard this card: Draw a card.)
--
Zagoth Triome
Land - Swamp Forest Island
({T}: Add {B}, {G}, or {U}.)
Zagoth Triome enters the battlefield tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)
{5}{U}
Silburlind Snapper
Creature - Turtle
Silburlind Snapper can't attack unless you've cast a noncreature spell this turn.
6 /
6
--
Copy
Token
Colorless
(This token can be used to represent a token that's a copy of a permanent.)