Underground Sea (Card)

Underground Sea

In 217990 decks 14.45% of 1508111 decks

Mar 2, 2025

"Eternal Might" Precon Transformation | EDH to Canadian Highlander

CanLander might not have precons, but did you know you can transform a Commander precon into a legal CanLander deck with just a few changes?

Nov 29, 2024

Bennie Smith

Foundations: How to Build Mana Bases

Don't know where to start with your mana base? Take a look at our guide!

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Kraum, Ludevic's Opus // Tymna the Weaver

81.53% of 7795 decks 6355 decks

Yuriko, the Tiger's Shadow

21.75% of 26603 decks 5787 decks

Thrasios, Triton Hero // Tymna the Weaver

73.54% of 7722 decks 5679 decks

Kenrith, the Returned King

21.09% of 24497 decks 5166 decks

Sisay, Weatherlight Captain

35.29% of 13790 decks 4867 decks

Atraxa, Praetors' Voice

11.86% of 36042 decks 4273 decks

Tivit, Seller of Secrets

33.95% of 12489 decks 4240 decks

The Ur-Dragon

11.61% of 36442 decks 4232 decks

Najeela, the Blade-Blossom

34.83% of 11669 decks 4064 decks

Atraxa, Grand Unifier

27.33% of 14770 decks 4037 decks

Hashaton, Scarab's Fist

28.21% of 14001 decks 3949 decks

Rograkh, Son of Rohgahh // Silas Renn, Seeker Adept

79.63% of 4709 decks 3750 decks

Nekusar, the Mindrazer

15.99% of 22307 decks 3566 decks

Talion, the Kindly Lord

38.94% of 8675 decks 3378 decks

Sauron, the Dark Lord

10.82% of 28781 decks 3114 decks

Glarb, Calamity's Augur

26.27% of 11405 decks 2996 decks

Esika, God of the Tree

14.62% of 19961 decks 2918 decks

Zur the Enchanter

21.61% of 12457 decks 2692 decks

Marneus Calgar

21.69% of 12119 decks 2629 decks

Oloro, Ageless Ascetic

16.68% of 14497 decks 2418 decks

New Cards

Voice of Victory

27% of 28208 decks +20% synergy

Mistrise Village

15% of 52308 decks +7% synergy

Call the Spirit Dragons

9% of 10819 decks -2% synergy

Nature's Rhythm

9% of 22843 decks +5% synergy

Ureni of the Unwritten

8% of 12212 decks +1% synergy

High Synergy Cards

Esper Sentinel

57% of 112499 decks +37% synergy

Silence

42% of 112499 decks +35% synergy

Lotus Petal

42% of 217986 decks +35% synergy

Boseiju, Who Endures

53% of 94353 decks +34% synergy

Mystic Remora

51% of 217986 decks +34% synergy

Birds of Paradise

61% of 94353 decks +34% synergy

Otawara, Soaring City

50% of 217986 decks +33% synergy

Swan Song

49% of 217986 decks +32% synergy

Deflecting Swat

48% of 99315 decks +32% synergy

Cyclonic Rift

57% of 217986 decks +32% synergy

Top Cards

Swords to Plowshares

65% of 112499 decks +2% synergy

Smothering Tithe

55% of 112499 decks +31% synergy

Dark Ritual

43% of 217986 decks +20% synergy

Noble Hierarch

40% of 62503 decks +24% synergy

Orcish Bowmasters

39% of 217986 decks +30% synergy

An Offer You Can't Refuse

39% of 217986 decks +17% synergy

Force of Negation

39% of 217986 decks +30% synergy

The One Ring

39% of 217986 decks +30% synergy

Mana Drain

38% of 217986 decks +24% synergy

Mystical Tutor

38% of 217986 decks +25% synergy

Game Changers

Rhystic Study

69% of 217986 decks +42% synergy

Demonic Tutor

67% of 217986 decks +46% synergy

Vampiric Tutor

61% of 217986 decks +44% synergy

Fierce Guardianship

57% of 217986 decks +39% synergy

Enlightened Tutor

55% of 112499 decks +38% synergy

Ancient Tomb

51% of 217986 decks +41% synergy

Force of Will

49% of 217986 decks +38% synergy

Chrome Mox

45% of 217986 decks +39% synergy

Mox Diamond

42% of 217986 decks +37% synergy

Mana Vault

39% of 217986 decks +33% synergy

Creatures

Thassa's Oracle

38% of 217986 decks +31% synergy

Grand Abolisher

37% of 112499 decks +28% synergy

Deathrite Shaman

36% of 94353 decks +25% synergy

Lotho, Corrupt Shirriff

35% of 112499 decks +23% synergy

Delighted Halfling

35% of 94353 decks +23% synergy

Ragavan, Nimble Pilferer

35% of 99315 decks +27% synergy

Ignoble Hierarch

34% of 51563 decks +9% synergy

Ranger-Captain of Eos

33% of 112499 decks +28% synergy

Bloom Tender

33% of 94353 decks +25% synergy

Opposition Agent

31% of 217986 decks +25% synergy

Dockside Extortionist

28% of 99315 decks +21% synergy

Drannith Magistrate

28% of 112499 decks +22% synergy

Simian Spirit Guide

25% of 99315 decks +20% synergy

Faeburrow Elder

23% of 62503 decks +12% synergy

Elvish Spirit Guide

20% of 94353 decks +16% synergy

Dauthi Voidwalker

19% of 217986 decks +12% synergy

Kinnan, Bonder Prodigy

18% of 94353 decks +14% synergy

Eternal Witness

18% of 94353 decks -1% synergy

Seedborn Muse

18% of 94353 decks +9% synergy

Kutzil, Malamet Exemplar

17% of 54578 decks +2% synergy

Archivist of Oghma

17% of 112499 decks +11% synergy

Phyrexian Metamorph

16% of 217986 decks +9% synergy

Derevi, Empyrial Tactician

16% of 62503 decks +12% synergy

Valley Floodcaller

15% of 136497 decks +12% synergy

Faerie Mastermind

14% of 217986 decks +8% synergy

Mockingbird

14% of 135832 decks +11% synergy

Morophon, the Boundless

14% of 47904 decks -1% synergy

Talion, the Kindly Lord

13% of 207281 decks +9% synergy

Elves of Deep Shadow

13% of 94353 decks +3% synergy

Emiel the Blessed

12% of 62503 decks +9% synergy

Displacer Kitten

12% of 217986 decks +7% synergy

Roaming Throne

12% of 192251 decks +5% synergy

Pollywog Prodigy

11% of 135043 decks +8% synergy

Sheoldred, the Apocalypse

11% of 217986 decks +6% synergy

Phantasmal Image

11% of 217986 decks +8% synergy

Enduring Vitality

11% of 52619 decks +4% synergy

Gilded Drake

10% of 217986 decks +8% synergy

Notion Thief

10% of 217986 decks +3% synergy

Dryad of the Ilysian Grove

10% of 94353 decks +2% synergy

Esika, God of the Tree

10% of 47904 decks +3% synergy

Miirym, Sentinel Wyrm

9% of 51563 decks +2% synergy

Tinder Wall

9% of 51563 decks +6% synergy

Hullbreaker Horror

9% of 217986 decks +2% synergy

Baleful Strix

9% of 217986 decks -4% synergy

Birgi, God of Storytelling

9% of 99315 decks +3% synergy

Six

8% of 65339 decks +3% synergy

Llanowar Elves

8% of 94353 decks -12% synergy

Delney, Streetwise Lookout

8% of 92262 decks +5% synergy

Ledger Shredder

8% of 217986 decks +5% synergy

Tiamat

8% of 47904 decks +0% synergy

Instants

Flusterstorm

37% of 217986 decks +30% synergy

Worldly Tutor

37% of 94353 decks +24% synergy

Tainted Pact

35% of 217986 decks +31% synergy

Mental Misstep

35% of 217986 decks +29% synergy

Demonic Consultation

35% of 217986 decks +31% synergy

Pact of Negation

34% of 217986 decks +27% synergy

Deadly Rollick

32% of 217986 decks +20% synergy

Mindbreak Trap

30% of 217986 decks +25% synergy

Path to Exile

29% of 112499 decks -18% synergy

Assassin's Trophy

28% of 94353 decks -2% synergy

Abrupt Decay

28% of 94353 decks +17% synergy

Counterspell

25% of 217986 decks -17% synergy

Teferi's Protection

25% of 112499 decks +7% synergy

Veil of Summer

23% of 94353 decks +18% synergy

Chain of Vapor

21% of 217986 decks +18% synergy

Heroic Intervention

21% of 94353 decks -9% synergy

Red Elemental Blast

21% of 99315 decks +14% synergy

Eladamri's Call

19% of 62503 decks +9% synergy

Final Fortune

19% of 99315 decks +17% synergy

Cabal Ritual

17% of 217986 decks +13% synergy

Borne Upon a Wind

17% of 217986 decks +14% synergy

Brainstorm

17% of 217986 decks -2% synergy

Pyroblast

17% of 99315 decks +11% synergy

Crop Rotation

17% of 94353 decks +7% synergy

Noxious Revival

16% of 94353 decks +10% synergy

Ad Nauseam

15% of 217986 decks +13% synergy

Brain Freeze

15% of 217986 decks +12% synergy

Sink into Stupor

14% of 148614 decks +5% synergy

Dovin's Veto

14% of 112499 decks -4% synergy

Entomb

13% of 217986 decks +5% synergy

Arcane Denial

12% of 217986 decks -8% synergy

Intuition

12% of 217986 decks +10% synergy

Anguished Unmaking

12% of 112499 decks -12% synergy

Into the Flood Maw

12% of 136497 decks +9% synergy

Culling the Weak

11% of 217986 decks +8% synergy

Chord of Calling

11% of 94353 decks +6% synergy

Beast Within

11% of 94353 decks -25% synergy

Chaos Warp

11% of 99315 decks -20% synergy

Dispel

10% of 217986 decks +6% synergy

Void Rend

9% of 112499 decks -4% synergy

Snap

9% of 217986 decks +2% synergy

Lim-Dûl's Vault

9% of 217986 decks +5% synergy

Fell the Profane

8% of 148614 decks -1% synergy

Strix Serenade

8% of 148614 decks +4% synergy

Negate

8% of 217986 decks -14% synergy

Frantic Search

8% of 217986 decks -6% synergy

Flare of Duplication

7% of 66021 decks +5% synergy

Terminate

7% of 99315 decks -13% synergy

Muddle the Mixture

6% of 217986 decks +2% synergy

Fire Covenant

6% of 99315 decks +3% synergy

Sorceries

Imperial Seal

37% of 217986 decks +31% synergy

Wheel of Fortune

30% of 99315 decks +25% synergy

Farseek

30% of 94353 decks -5% synergy

Toxic Deluge

30% of 217986 decks +12% synergy

Gamble

29% of 99315 decks +20% synergy

Nature's Lore

28% of 94353 decks -3% synergy

Three Visits

27% of 94353 decks +3% synergy

Reanimate

25% of 217986 decks +8% synergy

Finale of Devastation

23% of 94353 decks +15% synergy

Culling Ritual

23% of 94353 decks +12% synergy

Sevinne's Reclamation

22% of 112499 decks +15% synergy

Jeska's Will

21% of 99315 decks +5% synergy

Eldritch Evolution

21% of 94353 decks +16% synergy

Windfall

20% of 217986 decks +8% synergy

Rite of Flame

20% of 99315 decks +16% synergy

Diabolic Intent

19% of 217986 decks +11% synergy

Blasphemous Act

16% of 99315 decks -18% synergy

Mnemonic Betrayal

16% of 217986 decks +12% synergy

Neoform

15% of 94353 decks +10% synergy

Cultivate

14% of 94353 decks -30% synergy

Beseech the Mirror

12% of 205849 decks +9% synergy

Praetor's Grasp

11% of 217986 decks +8% synergy

Gitaxian Probe

10% of 217986 decks +5% synergy

Damn

10% of 112499 decks -6% synergy

Farewell

10% of 112499 decks -3% synergy

Kodama's Reach

9% of 94353 decks -21% synergy

Skyshroud Claim

9% of 94353 decks +0% synergy

Damnation

9% of 217986 decks +1% synergy

Supreme Verdict

8% of 112499 decks -5% synergy

Rampant Growth

8% of 94353 decks -26% synergy

Feed the Swarm

8% of 217986 decks -9% synergy

Ponder

8% of 217986 decks -4% synergy

Yawgmoth's Will

8% of 217986 decks +7% synergy

Timetwister

8% of 217986 decks +6% synergy

Vandalblast

7% of 99315 decks -8% synergy

Grim Tutor

7% of 217986 decks +3% synergy

Eerie Ultimatum

7% of 62503 decks -5% synergy

Sea Gate Restoration

6% of 217986 decks +2% synergy

Green Sun's Zenith

6% of 94353 decks +1% synergy

Ruinous Ultimatum

6% of 58276 decks -13% synergy

Faithless Looting

6% of 99315 decks -11% synergy

Utility Artifacts

Wishclaw Talisman

27% of 217986 decks +21% synergy

Lightning Greaves

20% of 217986 decks -5% synergy

Lion's Eye Diamond

18% of 217986 decks +16% synergy

Jeweled Lotus

17% of 217986 decks +13% synergy

Sensei's Divining Top

12% of 217986 decks +7% synergy

Swiftfoot Boots

12% of 217986 decks -16% synergy

The Great Henge

9% of 94353 decks -0% synergy

Bolas's Citadel

7% of 217986 decks -2% synergy

Commander's Sphere

6% of 217986 decks -8% synergy

Fist of Suns

6% of 47904 decks -1% synergy

Skullclamp

6% of 217986 decks -6% synergy

Mind Stone

6% of 217986 decks -11% synergy

Grafdigger's Cage

5% of 217986 decks +4% synergy

Agatha's Soul Cauldron

5% of 205849 decks +4% synergy

Herald's Horn

5% of 217986 decks -1% synergy

Cursed Totem

5% of 217986 decks +4% synergy

Isochron Scepter

5% of 217986 decks +3% synergy

Enchantments

Underworld Breach

34% of 99315 decks +28% synergy

Sylvan Library

20% of 94353 decks +10% synergy

Carpet of Flowers

17% of 94353 decks +13% synergy

Necropotence

16% of 217986 decks +11% synergy

Leyline of the Guildpact

13% of 38293 decks -2% synergy

Animate Dead

12% of 217986 decks +3% synergy

Blind Obedience

11% of 112499 decks +4% synergy

Rhythm of the Wild

10% of 51563 decks -14% synergy

Black Market Connections

10% of 217986 decks -1% synergy

Temur Ascendancy

10% of 51563 decks -6% synergy

Survival of the Fittest

10% of 94353 decks +8% synergy

Exploration

10% of 94353 decks +1% synergy

Propaganda

9% of 217986 decks -4% synergy

Ghostly Prison

8% of 112499 decks -3% synergy

Touch the Spirit Realm

8% of 112499 decks +6% synergy

Doubling Season

8% of 94353 decks -2% synergy

Mirari's Wake

8% of 62503 decks -5% synergy

Trouble in Pairs

7% of 91479 decks +3% synergy

Food Chain

7% of 94353 decks +5% synergy

Wild Growth

7% of 94353 decks -4% synergy

Phyrexian Arena

6% of 217986 decks -9% synergy

Bloodchief Ascension

6% of 217986 decks +3% synergy

Dracogenesis

6% of 22972 decks +4% synergy

Dress Down

6% of 217986 decks +5% synergy

Annie Joins Up

6% of 34976 decks -7% synergy

Kindred Discovery

6% of 217986 decks -1% synergy

Necromancy

6% of 217986 decks +2% synergy

Oath of Teferi

5% of 112499 decks +2% synergy

Sterling Grove

5% of 62503 decks -2% synergy

Anointed Procession

5% of 112499 decks -3% synergy

Battles

Invasion of Ikoria

6% of 94353 decks +3% synergy

Planeswalkers

Teferi, Time Raveler

21% of 112499 decks +14% synergy

Oko, Thief of Crowns

8% of 94353 decks +3% synergy

Tyvar, Jubilant Brawler

7% of 94353 decks +3% synergy

Dihada, Binder of Wills

7% of 58276 decks +2% synergy

Nicol Bolas, Dragon-God

6% of 99315 decks +2% synergy

Narset, Parter of Veils

6% of 217986 decks +2% synergy

Utility Lands

Gaea's Cradle

29% of 94353 decks +23% synergy

Urborg, Tomb of Yawgmoth

28% of 217986 decks +18% synergy

Reliquary Tower

22% of 217986 decks -8% synergy

Urza's Saga

20% of 217986 decks +13% synergy

Bojuka Bog

14% of 217986 decks -16% synergy

Shifting Woodland

13% of 65172 decks +6% synergy

Takenuma, Abandoned Mire

12% of 217986 decks +2% synergy

Minamo, School at Water's Edge

11% of 217986 decks +7% synergy

Yavimaya, Cradle of Growth

9% of 217986 decks -0% synergy

Cabal Coffers

9% of 217986 decks -2% synergy

Phyrexian Tower

9% of 217986 decks -0% synergy

Rogue's Passage

8% of 217986 decks -13% synergy

Cephalid Coliseum

7% of 217986 decks +4% synergy

Hall of Heliod's Generosity

7% of 112499 decks +0% synergy

City of Traitors

7% of 217986 decks +6% synergy

Emergence Zone

7% of 217986 decks +4% synergy

Shizo, Death's Storehouse

6% of 217986 decks +1% synergy

Mystic Sanctuary

6% of 217986 decks -6% synergy

Field of the Dead

6% of 217986 decks +2% synergy

Three Tree City

6% of 137238 decks +0% synergy

Mana Artifacts

Sol Ring

91% of 217986 decks +7% synergy

Arcane Signet

84% of 217986 decks +11% synergy

Fellwar Stone

43% of 217986 decks +22% synergy

Talisman of Dominance

40% of 217986 decks +8% synergy

Mox Opal

31% of 217986 decks +26% synergy

Mana Crypt

28% of 217986 decks +23% synergy

Talisman of Progress

25% of 112499 decks -0% synergy

Talisman of Creativity

24% of 99315 decks -4% synergy

Mox Amber

23% of 217986 decks +19% synergy

Talisman of Indulgence

22% of 99315 decks -5% synergy

Dimir Signet

19% of 217986 decks -9% synergy

Talisman of Hierarchy

16% of 112499 decks -10% synergy

Grim Monolith

15% of 217986 decks +13% synergy

Chromatic Lantern

15% of 217986 decks +6% synergy

Thought Vessel

12% of 217986 decks -5% synergy

Timeless Lotus

10% of 47904 decks -1% synergy

Talisman of Curiosity

10% of 94353 decks -3% synergy

Izzet Signet

10% of 99315 decks -17% synergy

Rakdos Signet

10% of 99315 decks -19% synergy

Azorius Signet

8% of 112499 decks -16% synergy

Orzhov Signet

8% of 112499 decks -19% synergy

Talisman of Resilience

6% of 94353 decks -6% synergy

Basalt Monolith

6% of 217986 decks +4% synergy

Relic of Sauron

6% of 98961 decks -3% synergy

Chromatic Orrery

5% of 217986 decks +4% synergy

Lands

Tropical Island

96% of 94353 decks +82% synergy

Bayou

96% of 94353 decks +82% synergy

Tundra

96% of 112499 decks +82% synergy

Volcanic Island

95% of 99315 decks +81% synergy

Command Tower

94% of 217986 decks +19% synergy

Scrubland

94% of 112499 decks +80% synergy

Savannah

93% of 62503 decks +80% synergy

Taiga

92% of 51563 decks +79% synergy

Badlands

91% of 99315 decks +78% synergy

Plateau

87% of 58276 decks +74% synergy

Polluted Delta

84% of 217986 decks +72% synergy

Watery Grave

76% of 217986 decks +35% synergy

Flooded Strand

65% of 217986 decks +54% synergy

Misty Rainforest

64% of 217986 decks +52% synergy

Marsh Flats

63% of 217986 decks +52% synergy

Scalding Tarn

63% of 217986 decks +52% synergy

Verdant Catacombs

61% of 217986 decks +50% synergy

Breeding Pool

60% of 94353 decks +19% synergy

Bloodstained Mire

60% of 217986 decks +49% synergy

Hallowed Fountain

59% of 112499 decks +19% synergy

Overgrown Tomb

55% of 94353 decks +13% synergy

Steam Vents

53% of 99315 decks +15% synergy

Exotic Orchard

52% of 217986 decks +15% synergy

Blood Crypt

51% of 99315 decks +14% synergy

Mana Confluence

51% of 217986 decks +44% synergy

Godless Shrine

51% of 112499 decks +11% synergy

City of Brass

50% of 217986 decks +43% synergy

Morphic Pool

48% of 217986 decks +23% synergy

Windswept Heath

39% of 217986 decks +28% synergy

Gemstone Caverns

39% of 217986 decks +34% synergy

Arid Mesa

38% of 217986 decks +27% synergy

Wooded Foothills

36% of 217986 decks +25% synergy

Temple Garden

35% of 62503 decks -4% synergy

Stomping Ground

32% of 51563 decks -8% synergy

Zagoth Triome

31% of 94353 decks +2% synergy

Sea of Clouds

29% of 112499 decks +3% synergy

Xander's Lounge

26% of 99315 decks +1% synergy

Training Center

26% of 99315 decks -1% synergy

Raffine's Tower

26% of 112499 decks -0% synergy

Luxury Suite

25% of 99315 decks -0% synergy

Sacred Foundry

24% of 58276 decks -12% synergy

Vault of Champions

23% of 112499 decks -2% synergy

Ketria Triome

23% of 51563 decks -9% synergy

Rejuvenating Springs

22% of 94353 decks -6% synergy

Undercity Sewers

22% of 177603 decks +11% synergy

Cavern of Souls

22% of 217986 decks +14% synergy

Indatha Triome

21% of 62503 decks -8% synergy

Undergrowth Stadium

21% of 94353 decks -5% synergy

The World Tree

20% of 47904 decks -11% synergy

Underground River

20% of 217986 decks -1% synergy