Mobile Vehicle Bay(1)

Artifact

Vehicles spells you cast have flash.

{3}, {T}: Reveal the top four cards of your library. You may put all revealed artifact cards into your hand. Shuffle.

The mobile vehicle bay is a deployable station equipped with fabrication drones, designed to construct small research and exploration vehicles.

Illustrated by Unknown Worlds

1/1

Prawn Suit(4)

Artifact — Vehicle

Trample

Reinforced Hull- Prevent the first 1 damage that would be dealt to Prawn Suit each turn.

Crew 3

6/6

Illustrated by Unknown Worlds

1/1

Bladderfish(1)(W)

Creature — Fish

Vigilance

{t}: Exile target card in a graveyard

The Bladderfish swims by contracting and expanding its bladders, constantly altering its speed between fast and slow.

2/2

Illustrated by Pat Presly

1/1

Wild Coral Growth(1)(G)

Enchantment — Aura

Enchant artifact or land

Destroy enchanted artifact at the beginning of your upkeep.

Whenever enchanted land is tapped for mana, its controller adds an additional {g}.

Illustrated by Pat Presly

1/1

Detonate(2)(W)

Instant

Destroy target artifact, enchantment, or attacking creature.

"Attention. Hull failure imminent. All personnel abandon ship.

Launch in 3...2...1..."

Illustrated by No artist credit

1/1

Paddler(1)(U)(/)(B)

Creature — Salamander

When Paddler enters, exile target graveyard.

Madness {0}

The Paddler is capable of defensive hypnosis which causes predators to lose their sense of sight temporarily.

1/2

Illustrated by No artist credit

1/1

Geothermal Venting(2)(R)

Sorcery

Reveal the bottom card of your library. If it's a land, put it onto the battlefield. If it's and instant or sorcery, add {R} and deal 3 damage to any target. If it's a creature, put it on the battlefield, sacrifice it, and draw cards equal to its power.

Illustrated by No artist credit

1/1

Crimson Ray(1)(R)

Creature — Stingray

When you sacrifice a permanent, exile it. At the end of your turn, return it to the battlefield tapped.

The Crimson Ray is a large, passive ray species and a close relative of the Ghostray. It lives exclusively in the Inactive Lava Zone and Lava Lakes.

2/1

Illustrated by No artist credit

1/1

Trusty Utility Knife(0)

Artifact — Equipment

Creatures in your library and hand can be equipped. (This is always in effect. Okay?)

Equip the top card of your library: {0} (You must know it is a creature.)

Equipped creature has +2/+2.

Illustrated by Unknown Worlds

1/1

Glow Whale(3)(G)(G)

Creature — Whale Leviathan

Trample

Glow Whale has +1/+1 for each card in your graveyard.

Illustrated by No artist credit

1/1

Rise from the Deep(B)

Sorcery

Return one leviathan or up to two non leviathan creatures from the graveyard to your hand.

Now entering ecological dead zone.

Illustrated by MoisiPusi

1/1

Algae Bioreactor(3)

Artifact

Land creatures you control have +1/+1.

{t}, Exile a card from your graveyard: Add {G}

Illustrated by 4air

1/1

Nuclear Core(4)

Artifact

{t}: Draw a card, gain 2 rad counters. (At the beginning of your precombat main phase, if you have any rad counters, mill that many cards. For each nonland card milled this way, you lose 1 life and a rad counter.)

{t}: Mill 1.

Illustrated by @katyhuff

1/1

Deep Void Leviathan(6)(B)(B)

Creature — Leviathan

Fear

When Deep Void Leviathan enters the battlefield, if you cast it, each player sacrifices all other creatures they control. Then each player returns all creature cards from their graveyard that weren’t put there this way to the battlefield.

7/6

Illustrated by u/imgunaputrandomshit

1/1

Shadow Leviathan(5)(B)(R)

Creature — Leviathan

Shadow Leviathan costs {1} less for each card you've discarded this turn and for each permanent you've sacrificed this turn.

When Shadow Leviathan attacks it gains +1/+1 for each creature in your graveyard until end of turn.

6/6

Illustrated by Zachraw

1/1

River Recovery(2)(B)(/)(G)

Sorcery

Return up to two target permanent cards from your graveyard to your hand. Gain 2 life.

Illustrated by Pat Presly

1/1

Ampeel(4)(B)

Creature — Eel

When Ampeel enters the battlefield, target creature gets -3/-3 until end of turn.

Madness {2}{B}

A large, flexible jaw, studded with sharp teeth. If a faster, stronger, and hungrier predator lives on the reefs, it appears to avoid the ampeel.

3/2

Illustrated by Cory Strader

1/1

Observation Post(U)

Artifact

At the beginning of your upkeep, scry 1.

"It is common for those accustomed to synthetic foods to be repulsed by eating an animal carcass. Remember that humans survived this way for millennia. You can too."

Illustrated by No artist credit

1/1

Home Base(1)

Artifact — Fortification

Fortified land has indestructible.

Whenever fortified land becomes tapped, target creature gets +1/+1 until end of turn.

Fortify {3 }({3}: Attach to target land you control. Fortify only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the land leaves.)

"Treat this space as your home, but never forget that it is not."

Illustrated by Unknown Worlds

1/1

Precursor Brilliance(6)(U)(U)

Enchantment

At the beginning of your upkeep, if you control 15 or more artifacts, you win the game. Otherwise create an Ion Cube artifact token. (It has no abilities.)

Once per turn, you may cast a spell without paying it's mana cost.

Illustrated by Unknown Worlds

1/1

Crumbling Ruins(1)

Artifact — Fortification

Whenever fortified land becomes tapped, mill 1.

Fortify {1} ({1}: Attach to target land you control. Fortify only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the land leaves.)

Illustrated by Pat Presly

1/1

Electric Sting(1)(B)

Instant

Target creature gets -2/-2 until end of turn.

Gain 2 life.

"Detecting multiple leviathan class lifeforms in the region. Are you certain whatever you're doing is worth it?"

Illustrated by Unknown Worlds

1/1

Sea Monkey(3)(R)

Creature — Monkey

When Sea Monkey enters the battlefield, it deals 4 damage to target creature

A medium-sized and intelligent herbivore which shows great interest in other lifeforms and their possessions.

4/1

Illustrated by Umbra00

1/1

Kelp Veil(1)(G)

Instant

Target creature you control gains hexproof, trample, and +1/+1 until end of turn.

Illustrated by Unknown Worlds

1/1

Warper(3)(U)(U)

Artifact Creature — Squid Construct

When Warper enters the battlefield, you may return up to one target artifact or creature to its owner's hand.

Warper can't be blocked as long as you have scryed this turn.

4/5

Illustrated by Pat Presly

1/1

Thawing Beast(W)(U)(B)

Creature — Beast

Thawing Beast can't attack or block unless it's power is 4 or greater.

At the beginning of your upkeep, place a +1/+1 counter on Thawing Beast for each enchantment you control.

0/1

Illustrated by Pat Presly

1/1

Gasopod Toxins(3)(G)

Instant

Creatures you control gain +2/+2 and Toxic 2 until end of turn. (Players dealt combat damage by toxic creatures also get 2 poison counters.)

The toxin is harmless until exposed to salt water.

Illustrated by Pat Presly

1/1

Gasopod(5)(G)

Creature — Gasopod

Dive (For each generic mana in this spell’s total cost, you may exile a card from your graveyard rather than pay that mana.)

Toxic 2 (Players dealt combat damage by toxic creatures also get 2 poison counters.)

4/4

Illustrated by Chillyghost

1/1

Sea Emperor's Embrace(1)(G)

Enchantment — Saga

Search your library for a creature with 2 or fewer power, reveal it, and put it into your hand. Shuffle.

Illustrated by Ilona Iske

1/1

Resource Survey(2)(G)

Sorcery

Reveal the top four cards of your library. You may put up to one creature and/or land card into your hand, put the rest into your graveyard.

Illustrated by Unknown Worlds

1/1

Murmurs of the Ghost(1)(U)

Enchantment — Saga

Tap target creature your opponent controls.

Illustrated by Ilona Iske

1/1

Crabsquid(3)(B)

Creature — Crab Squid

Protection from Artifacts

Whenever you discard a card, each opponent loses one life.

Its EMP blast was likely developed as a response to predation by creatures with electrical hunting mechanisms.

4/4

Illustrated by Unknown Worlds

1/1

Lost River Stirrings(B)

Enchantment

Spells you own with "Ghost", "Void", or "River" in the name cost {2} less to cast. (It works.)

Whenever a player discards a card, target creature gets -1/-1 until end of turn.

Illustrated by Pat Presly

1/1

Ruthless Aggression(2)(R)

Instant

Creatures you control gain +2/0 until end of turn. If you've sacrificed a permanent this turn, Scry 1.

It's not personal. It's just lunch.

Illustrated by u/SomickTheFish

1/1

The Sea Dragon(5)(R)(R)(R)

Creature — Leviathan

Trample

Whenever The Sea Dragon or another creature enters the battlefield under your control, that creature deals damage equal to its power to any target.

10/7

Illustrated by Unknown Worlds

1/1

Cyclops Submarine(6)

Artifact — Vehicle

Cyclops Submarine has +1/+1 for each creature type among non-artifact creatures you control.

Crew 5

6/7

Illustrated by Walter-NEST

1/1

Sea Truck(3)

Artifact — Vehicle

When Sea Truck attacks, reveal the top card of your library. If it's a land card, put it onto the battlefield.

Crew 2

3/3

Illustrated by Unknown Worlds

1/1

Elder Peeper(2)(R)

Creature — Fish

Haste

{2}{R}: Exile the top card of your library. You may play it this turn.

3/3

Illustrated by u/AccaliaFox

1/1

Peeper(R)

Creature — Fish

Haste

Food Chain - Sacrifice Peeper: Add {R}{R}{R}. Activate only if you control another creature with greater power.

1/1

Illustrated by Fishtits

1/1

Blizzard(3)(W)

Sorcery

Destroy all non-land creatures.

Cold and silence. Nothing quieter than snow. The sky screams to deliver it, a hundred banshees flying on the edge of the blizzard. But once the snow covers the ground, it hushes as still as my heart.- Laurie Halse Anderson

Illustrated by Unknown Worlds

1/1

Snow Stalker(4)(W)

Creature — Bear Crocodile

Other creatures you control have Vigilance.

Snow Stalker has +3/+3 as long as you control a land creature.

Thick hollow fur that secretes a thin layer of oil helps keep the snow stalker warm in the arctic climate.

5/5

Illustrated by Unknown World

1/1

Precursor Fortifications(1)(W)

Enchantment — Aura

Enchant Land

Enchanted land is an 0/5 Wall with defender in addition to its other types.

At the beginning of each opponent's upkeep, untap enchanted land.

Illustrated by Cory Strader

1/1

Pengling(W)

Creature — Penguin

Iceberg Safehouse- Pengling is indestructible as long as you control a land creature.

1/1

Illustrated by Ithalainedrawing

1/1

Ghost Ray(3)(U)

Enchantment Creature — Stingray

Ward {1}

When you scry, Ghost Ray gains flying until end of turn.

As is common for rays on 4546B the ghostray's flesh is inedible, making it one of the more resilient herbivores.

3/4

Illustrated by Unknown Worlds

1/1

Ghost Leviathan(5)(U)(B)

Enchantment Creature — Leviathan

Ward {2}

When Ghost Leviathan attacks, choose one:

• Return target card from your graveyard to your hand

• Surveil 2

• Tap target creature your opponent controls.

7/7

Illustrated by Ithalainedrawing

1/1

Predation(G)

Instant

Target creature you control fights target creature.

The Safe Shallows contains coral reefs sprawling over a large part of the area, with small cave systems that can be found beneath the surface.

Illustrated by Unknown Worlds

1/1

Shadow Strike(1)(B)(B)

Sorcery

You may cast this spell for {B} if you discard a card as an additional cost.

Destroy target creature.

The Crater Edge is a large open ocean devoid of any flora and coral.

Illustrated by Unknown Worlds

1/1

Precursor Lockbox(2)(W)

Artifact

When Precursor Lockbox enters the battlefield, exile target creature until Precursor Lockbox leaves the battlefield.

The Precursor Race arrived on Planet 4546B approximately one thousand years ago, searching for a cure for the Kharaa Bacterium.

Illustrated by Cory Strader

1/1

Ice Out(1)(U)(U)

Instant

Counter target spell. Scry 1.

Illustrated by Cory Strader

1/1

Lava Drift(R)

Instant

Deal 2 damage to any target.

The Inactive Lava Zone is characterized by large, arching structures and walls of hardened lava with occasional steaming lava falls.

Illustrated by Unknown Worlds

1/1

Sky Ray(U)

Creature — Bird Stingray

Flying

Whenever you scry, put a +1/+1 counter on Sky Ray.

Skyrays have not been observed diving for food, which implies they rely on land-based plants for their survival.

1/1

Illustrated by Pat Presly

1/1

Neurosquid(4)(B)

Creature — Squid Leviathan

Dive (For each generic mana in this spell’s total cost, you may exile a card from your graveyard rather than pay that mana.)

When Neurosquid enters the battlefield, each player discards a card.

3/6

Illustrated by u/rocklou

1/1

Ventgarden Currents(3)(U)

Enchantment — Saga

Tap target creature and place two stun counters on it.

Illustrated by Ilona Ilske

1/1

Feeding Season(2)(G)

Enchantment — Saga

Mill 2

Illustrated by Ilona Ilske

1/1

The Boneyard(6)(B)(G)

Creature — Leviathan Skeleton

Dive (For each generic mana in this spell’s total cost, you may exile a card from your graveyard rather than pay that mana.)

The Boneyard has the keywords of all creature cards you own in exile.

5/6

Illustrated by Cory Strader

1/1

Coral Herd Migration(W)

Enchantment — Saga

Search your library for a basic plains card and put it into your hand, then shuffle.

Illustrated by Ilona Iske

1/1

Above and Below(1)(B)

Enchantment — Saga

Each player discards a card.

Illustrated by Gino Radavero

1/1

Sea Dragon's Wrath(3)(R)(R)

Enchantment — Saga

Deal 3 damage to any target

Illustrated by Ilona Iske

1/1

Elder Reefback Leviathan(3)(W)

Creature — Leviathan

Vigilance

Land creatures you control have +1/+1 and Vigilance.

{t}: Add {w} for each land card in your graveyard.

2/6

Illustrated by Unknown Worlds

1/1

Elder Reefback Leviathan(3)(W)

Creature — Leviathan

Land creatures you control have +1/+1 and Vigilance.

{t}: Add {w} for each land card in your graveyard.

2/6

Illustrated by Unknown Worlds

1/1

Squidshark(4)(G)(G)

Creature — Leviathan Shark

Trample

When Squidshark enters the battlefield, it fights target creature.

Expels swallowed seawater through vents on either side of its body, providing slow and steady jet propulsion, or terrifying bursts of speed

5/6

Illustrated by Unknown Worlds

1/1

Bleeder(B)

Creature — Leech

Lifelink

Madness {0}

The bleeder's low speed and poor defenses suggest they have evolved primarily as carrion feeders, but they are also prone to target larger living creatures which are less likely to notice and take action against this parasite.

1/1

Illustrated by Cory Strader

1/1

Rock Grubs(G)

Creature — Insect

Hexproof

You may cast Rock Grubs from your graveyard, if you do, place a spore counter on Rock Grubs.

When Rock Grubs dies, if it had a spore counter, then exile it.

1/1

Illustrated by No artist credit

1/1

Chelicerate(4)(U)(U)

Creature — Leviathan

Flash

When Chelicerate enters the battlefield Scry 1 and give up to three creatures -2/-0 until end of turn.

4/5

Illustrated by Cory Strader

1/1

Ice Worm(4)(W)(W)

Enchantment — Aura

Enchant Land

Enchanted land is a 6/6 Leviathan creature with "When this creature attacks or blocks, draw a card and gain 1 life." in addition to its other types.

The inner chambers of the horn are filled with deposits of raw alkali metals that react violently with water, creating an exothermic chemical reaction.

Illustrated by Pat Presly

1/1

Sand Shark(1)(W)(W)

Creature — Shark

Vigilance, First Strike

While it is capable of impressive acceleration its exoskeleton prevents it from changing direction quickly. The sand shark is thus a perfectly-designed ambush hunter, but ill-suited to sustained pursuits.

3/4

Illustrated by Pat Presly

1/1

Sea Treader(2)(U)

Creature — Leviathan

At the beginning of combat, choose a card type. Then reveal the top card of your library, if it matches the chosen type, then Sea Treader gains unblockable until end of turn.

Large herds would decimate the flora of a single area, thus encouraging the sea treader's migratory behavior.

2/4

Illustrated by Pat Presly

1/1

Bone Shark(2)(B)

Creature — Shark

When Bone Shark enters the battlefield, discard a card.

Generally slow and unresponsive as a means of energy conservation, they will act with uncompromising speed and aggression against any threat to their territory.

5/3

Illustrated by Pat Presly

1/1

Hoverfish(1)(G)

Creature — Fish

Reach

When Hoverfish enters the battlefield mill 3.

Six unique limb appendages feature charged pads capable of ionizing the surrounding water. The hoverfish uses this ability to maintain its position against the current.

2/2

Illustrated by Unknown Worlds

1/1

River Prowler(1)(B)

Creature — Eel

Deathtouch

Its eel-like torso is highly vulnerable, consisting predominantly of spinal column and cartilage. It shows significant overlap with other eel-like predators on 4546B.

2/2

Illustrated by Unknown Worlds

1/1

The Sea Emperor(4)(W)(U)(G)

Creature — Leviathan

Convoke

Other Leviathans you control have indestructible.

When you tap a land for mana, add an additional mana of any type that land could produce.

Now you go among the stars, and I fall among the sand.

6/8

Illustrated by Pat Presly

1/1

Risky Maneuver(1)(R)

Instant

You may discard a card, if you do then draw two cards.

The striking red hue of the crystals is an indication trace levels of lead were present when they formed.

Illustrated by Fox 3D

1/1

Scour Wreckage(2)(U)

Instant

Draw two cards.

"Warning. Local radiation readings suggest the Aurora's drive core has reached critical state.

Quantum detonation will occur within 2 hours."

Illustrated by Cory Strader

1/1

Void Chelicerate(4)(B)(B)

Creature — Leviathan

Menace

When you cast Void Chelicerate return target creature with less than 5 power from your graveyard to the battlefield.

5/5

Illustrated by u/Eriktrexy9

1/1

Kharaa Bacteria(1)(G)

Creature — Bacteria

Creatures you control have infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and players in the form of poison counters.)

After two weeks of incubation in whatever organism it infects, the Kharaa spend another five weeks attacking the body by shutting down the immune systems of their host.

0/2

Illustrated by Unknown Worlds

1/1

Drifting Reef Backs(1)(W)

Enchantment

At the beginning of combat on your turn, target land you control becomes a 1/8 Leviathan creature with vigilance until end of turn.

The Reefback will emit a range of echoing calls only if there are other Reefbacks nearby. This suggests that these calls are a form of communication, as opposed to echolocation.

Illustrated by Unknown Worlds

1/1

Lava Lizard(1)(R)

Creature — Lizard

Food Chain - Sacrifice Lava Lizard: Add {R}{R}{R}. Activate only if you control another creature with greater power.

The Lava Lizard can swim through lava, creating a shell of hardened lava on their back which acts as armor.

2/2

Illustrated by Cory Strader

1/1

Stalker(3)(G)

Creature — Fish

Dive (For each generic mana in this spell’s total cost, you may exile a card from your graveyard rather than pay that mana.)

Trample

2/3

Illustrated by Cory Strader

1/1

Grassy Plateau

Land — Plains

{3}{W}: Grassy Plateau becomes a 3/4 Shark creature until end of turn with first strike.

Illustrated by Cory Strader

1/1

Serum Visions(U)

Sorcery

Draw a card.

Scry 2.

Illustrated by Pat Presly

1/1

Brain Coral(1)(U)

Creature — Coral

Play with the top card of your library revealed.

{T}: Add {U}. Activate only if a land is the top card of your library.

{T}: Tap target permanent. Activate only if the top card of your library is an Instant or Sorcery.

0/4

Illustrated by Unknown Worlds

1/1

Lava Zone

Land — Mountain

{R}: Lava Zone becomes a 1/2 Fish creature with haste until end of turn.

Illustrated by Unknown Worlds

1/1

Reaper Leviathan(4)(R)(R)

Creature — Leviathan

Menace

When Reaper Leviathan is blocked by a creature with less than 5 power, Reaper Leviathan deals 3 damage to that creature.

5/4

Illustrated by HighDarkTemplar

1/1

Crash of the Aurora(3)(R)

Sorcery

Suspend 3- {R}

Deal 10 damage to each creature.

Illustrated by Rachelle Patenaude

1/1

Exploration(G)

Enchantment

You may play an extra land on each of your turns.

Illustrated by Rachelle Patenaude

1/1

Creature Containment(3)(U)

Enchantment — Aura

Enchant creature

When Creature Containment enters the battlefield, tap enchanted creature.

Enchanted creature doesn't untap during it's controller's untap step.

Illustrated by No artist credit

1/1

Kelp Zone

Land — Forest

{1}{G}: Kelp Zone becomes a 2/2 Plant creature with “When this creature attacks or blocks, mill 2.” until end of turn.

Illustrated by No artist credit

1/1

Floating Islands

Land — Island

{6}{U}: Floating Islands becomes a 5/5 Island creature with Flying until end of turn

Illustrated by No artist credit

1/1

Mushroom Cave

Land — Swamp

{3}{B}: Mushroom cave becomes a 4/2 Eel creature with Menace until end of turn

Illustrated by No artist credit

1/1