Xolatoyac, the Smiling Flood (Commander) - Merfolk

Andy Zupke
Jun 12, 2024
Tricky Terrain Precon Upgrade Guide - Modern Horizons 3
How do you upgrade a deck that already has everything? Find out in this Upgrade Guide of Tricky Terrain, the Simic precon from Modern Horizons 3.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Hakbal of the Surging Soul
89%inclusion48 decks54 decks
85%synergy
Cold-Eyed Selkie
94%inclusion51 decks54 decks
83%synergy
Master of the Pearl Trident
87%inclusion47 decks54 decks
77%synergy
Kumena, Tyrant of Orazca
78%inclusion42 decks54 decks
71%synergy
Stonybrook Banneret
76%inclusion41 decks54 decks
68%synergy
Aquitect's Will
67%inclusion36 decks54 decks
65%synergy
Singer of Swift Rivers
72%inclusion39 decks54 decks
65%synergy
Svyelun of Sea and Sky
74%inclusion40 decks54 decks
65%synergy
Emperor Mihail II
70%inclusion38 decks54 decks
62%synergy
Deeproot Elite
69%inclusion37 decks54 decks
61%synergy
Top Cards
Herald of Secret Streams
69%inclusion37 decks54 decks
54%synergy
Stormtide Leviathan
63%inclusion34 decks54 decks
57%synergy
Counterspell
63%inclusion34 decks54 decks
13%synergy
Vorel of the Hull Clade
61%inclusion33 decks54 decks
53%synergy
Deeproot Pilgrimage
59%inclusion32 decks54 decks
52%synergy
Merrow Reejerey
59%inclusion32 decks54 decks
51%synergy
Seafloor Oracle
59%inclusion32 decks54 decks
52%synergy
Eluge, the Shoreless Sea
59%inclusion23 decks39 decks
57%synergy
Kopala, Warden of Waves
57%inclusion31 decks54 decks
49%synergy
Tatyova, Benthic Druid
57%inclusion31 decks54 decks
27%synergy
Game Changers
Rhystic Study
20%inclusion11 decks54 decks
0%synergy
Cyclonic Rift
20%inclusion11 decks54 decks
-3%synergy
Seedborn Muse
7.4%inclusion4 decks54 decks
-8%synergy
Worldly Tutor
7.4%inclusion4 decks54 decks
-7%synergy
Fierce Guardianship
5.6%inclusion3 decks54 decks
-11%synergy
Creatures
Merfolk Sovereign
56%inclusion30 decks54 decks
47%synergy
Lord of Atlantis
52%inclusion28 decks54 decks
46%synergy
The Flood of Mars
48%inclusion26 decks54 decks
48%synergy
Arixmethes, Slumbering Isle
46%inclusion25 decks54 decks
33%synergy
Kiora's Follower
44%inclusion24 decks54 decks
31%synergy
Prime Speaker Zegana
44%inclusion24 decks54 decks
34%synergy
Chasm Skulker
44%inclusion24 decks54 decks
38%synergy
Mist Dancer
44%inclusion24 decks54 decks
38%synergy
Harbinger of the Seas
44%inclusion22 decks50 decks
40%synergy
Merfolk Skydiver
43%inclusion23 decks54 decks
37%synergy
Nicanzil, Current Conductor
41%inclusion22 decks54 decks
33%synergy
Vodalian Hexcatcher
39%inclusion21 decks54 decks
32%synergy
Zegana, Utopian Speaker
37%inclusion20 decks54 decks
30%synergy
Merrow Harbinger
37%inclusion20 decks54 decks
35%synergy
Tishana, Voice of Thunder
37%inclusion20 decks54 decks
32%synergy
Starwinder
33%inclusion2 decks6 decks
27%synergy
Merfolk Mistbinder
33%inclusion18 decks54 decks
27%synergy
Forgotten Ancient
31%inclusion17 decks54 decks
23%synergy
Colossal Whale
31%inclusion17 decks54 decks
31%synergy
Master Biomancer
31%inclusion17 decks54 decks
25%synergy
Tributary Instructor
30%inclusion16 decks54 decks
26%synergy
Metallic Mimic
30%inclusion16 decks54 decks
25%synergy
Murkfiend Liege
28%inclusion15 decks54 decks
14%synergy
Streambed Aquitects
26%inclusion14 decks54 decks
26%synergy
Forerunner of the Heralds
26%inclusion14 decks54 decks
22%synergy
Kami of Whispered Hopes
26%inclusion14 decks54 decks
19%synergy
Tishana's Tidebinder
24%inclusion13 decks54 decks
19%synergy
Rishkar, Peema Renegade
24%inclusion13 decks54 decks
19%synergy
Evolution Sage
24%inclusion13 decks54 decks
14%synergy
Inkwell Leviathan
24%inclusion13 decks54 decks
20%synergy
Deeproot Historian
22%inclusion12 decks54 decks
17%synergy
Thada Adel, Acquisitor
20%inclusion11 decks54 decks
19%synergy
Deepfathom Echo
19%inclusion10 decks54 decks
15%synergy
Realmwalker
19%inclusion10 decks54 decks
11%synergy
Merfolk Spy
17%inclusion9 decks54 decks
16%synergy
Famished Worldsire
17%inclusion1 decks6 decks
15%synergy
Tide Shaper
17%inclusion9 decks54 decks
15%synergy
Enclave Elite
15%inclusion8 decks54 decks
15%synergy
Lullmage Mentor
15%inclusion8 decks54 decks
13%synergy
Rishadan Dockhand
13%inclusion7 decks54 decks
13%synergy
Benthic Biomancer
13%inclusion7 decks54 decks
7%synergy
Thieving Skydiver
13%inclusion7 decks54 decks
6%synergy
Summon: Leviathan
13%inclusion1 decks8 decks
5%synergy
Rikku, Resourceful Guardian
13%inclusion1 decks8 decks
12%synergy
Sin, Unending Cataclysm
13%inclusion1 decks8 decks
9%synergy
Topography Tracker
11%inclusion6 decks54 decks
4%synergy
Scourge of Fleets
11%inclusion6 decks54 decks
3%synergy
Thassa, God of the Sea
11%inclusion6 decks54 decks
6%synergy
Wanderwine Prophets
11%inclusion6 decks54 decks
9%synergy
Shapers of Nature
11%inclusion6 decks54 decks
11%synergy
Instants
Growth Spiral
54%inclusion29 decks54 decks
8%synergy
Beast Within
50%inclusion27 decks54 decks
1%synergy
Inspiring Call
44%inclusion24 decks54 decks
31%synergy
Negate
37%inclusion20 decks54 decks
11%synergy
Quandrix Command
35%inclusion19 decks54 decks
30%synergy
Ripples of Potential
33%inclusion18 decks54 decks
23%synergy
Aetherize
31%inclusion17 decks54 decks
19%synergy
Rapid Hybridization
30%inclusion16 decks54 decks
3%synergy
Ruinous Intrusion
26%inclusion14 decks54 decks
23%synergy
Arcane Denial
26%inclusion14 decks54 decks
4%synergy
Mutational Advantage
24%inclusion13 decks54 decks
19%synergy
High Tide
24%inclusion13 decks54 decks
22%synergy
Heroic Intervention
19%inclusion10 decks54 decks
-12%synergy
Silkguard
17%inclusion9 decks54 decks
15%synergy
Slip Out the Back
17%inclusion9 decks54 decks
13%synergy
Pongify
15%inclusion8 decks54 decks
-10%synergy
Piracy Charm
15%inclusion8 decks54 decks
15%synergy
Krosan Grip
13%inclusion7 decks54 decks
6%synergy
Nature's Claim
13%inclusion7 decks54 decks
4%synergy
Return to Nature
13%inclusion7 decks54 decks
8%synergy
Heritage Reclamation
13%inclusion1 decks8 decks
11%synergy
Auroral Procession
13%inclusion1 decks8 decks
9%synergy
Swan Song
11%inclusion6 decks54 decks
-8%synergy
Engulf the Shore
11%inclusion6 decks54 decks
9%synergy
Planar Genesis
10%inclusion5 decks48 decks
-1%synergy
Snakeskin Veil
9.3%inclusion5 decks54 decks
3%synergy
Archdruid's Charm
9.3%inclusion5 decks54 decks
3%synergy
Repulsive Mutation
9.3%inclusion5 decks54 decks
4%synergy
Simic Charm
9.3%inclusion5 decks54 decks
2%synergy
Unwind
9.3%inclusion5 decks54 decks
7%synergy
Rewind
9.3%inclusion5 decks54 decks
6%synergy
Refute
9.1%inclusion2 decks22 decks
7%synergy
Defend the Rider
9.1%inclusion1 decks11 decks
8%synergy
Frantic Search
7.4%inclusion4 decks54 decks
1%synergy
An Offer You Can't Refuse
7.4%inclusion4 decks54 decks
-16%synergy
Experimental Augury
7.4%inclusion4 decks54 decks
5%synergy
Fuel for the Cause
7.4%inclusion4 decks54 decks
7%synergy
Mana Drain
7.4%inclusion4 decks54 decks
-8%synergy
Planar Incision
7.4%inclusion4 decks54 decks
5%synergy
Flow of Knowledge
7.4%inclusion4 decks54 decks
7%synergy
Gift of the Viper
6.3%inclusion3 decks48 decks
4%synergy
Essence Capture
5.6%inclusion3 decks54 decks
4%synergy
Reject Imperfection
5.6%inclusion3 decks54 decks
5%synergy
Reality Shift
5.6%inclusion3 decks54 decks
-9%synergy
Cancel
5.6%inclusion3 decks54 decks
4%synergy
Resculpt
5.6%inclusion3 decks54 decks
0%synergy
Spell Pierce
5.6%inclusion3 decks54 decks
2%synergy
Cryptic Command
5.6%inclusion3 decks54 decks
4%synergy
March of Swirling Mist
5.6%inclusion3 decks54 decks
3%synergy
Long River's Pull
5.1%inclusion2 decks39 decks
2%synergy
Sorceries
Kodama's Reach
50%inclusion27 decks54 decks
14%synergy
Rampant Growth
50%inclusion27 decks54 decks
10%synergy
Wave Goodbye
48%inclusion26 decks54 decks
37%synergy
Cultivate
41%inclusion22 decks54 decks
-6%synergy
Explore
35%inclusion19 decks54 decks
15%synergy
Nature's Lore
20%inclusion11 decks54 decks
-11%synergy
Farseek
19%inclusion10 decks54 decks
-7%synergy
Distant Melody
15%inclusion8 decks54 decks
12%synergy
Tezzeret's Gambit
13%inclusion7 decks54 decks
9%synergy
Nature's Rhythm
13%inclusion1 decks8 decks
6%synergy
Three Visits
11%inclusion6 decks54 decks
-13%synergy
Unnatural Restoration
9.3%inclusion5 decks54 decks
7%synergy
Over the Edge
9.3%inclusion5 decks54 decks
8%synergy
Contentious Plan
9.3%inclusion5 decks54 decks
7%synergy
Skyshroud Claim
9.3%inclusion5 decks54 decks
0%synergy
Ravenform
9.3%inclusion5 decks54 decks
5%synergy
Bala Ged Recovery
7.4%inclusion4 decks54 decks
-3%synergy
Tsunami
7.4%inclusion4 decks54 decks
7%synergy
Whelming Wave
7.4%inclusion4 decks54 decks
-4%synergy
Bygone Marvels
5.6%inclusion3 decks54 decks
3%synergy
Wash Out
5.6%inclusion3 decks54 decks
5%synergy
Curse of the Swine
5.6%inclusion3 decks54 decks
-5%synergy
Urban Evolution
5.6%inclusion3 decks54 decks
-4%synergy
Spectral Deluge
5.6%inclusion3 decks54 decks
5%synergy
Thirsting Roots
5.6%inclusion3 decks54 decks
4%synergy
Raise the Palisade
5.6%inclusion3 decks54 decks
-1%synergy
Utility Artifacts
Swiftfoot Boots
43%inclusion23 decks54 decks
18%synergy
Quicksilver Fountain
39%inclusion21 decks54 decks
38%synergy
Ozolith, the Shattered Spire
33%inclusion18 decks54 decks
27%synergy
Bident of Thassa
33%inclusion18 decks54 decks
26%synergy
Waterbending Scroll
20%inclusion1 decks5 decks
20%synergy
The Ozolith
15%inclusion8 decks54 decks
8%synergy
Vedalken Orrery
15%inclusion8 decks54 decks
14%synergy
Andúril, Narsil Reforged
15%inclusion8 decks54 decks
14%synergy
The Millennium Calendar
13%inclusion7 decks54 decks
11%synergy
Lightning Greaves
13%inclusion7 decks54 decks
-7%synergy
The Great Henge
11%inclusion6 decks54 decks
2%synergy
Vanquisher's Banner
9.3%inclusion5 decks54 decks
7%synergy
Herald's Horn
9.3%inclusion5 decks54 decks
5%synergy
Lux Cannon
9.3%inclusion5 decks54 decks
9%synergy
Maskwood Nexus
7.4%inclusion4 decks54 decks
4%synergy
Aether Vial
7.4%inclusion4 decks54 decks
7%synergy
Winter Orb
5.6%inclusion3 decks54 decks
5%synergy
Power Conduit
5.6%inclusion3 decks54 decks
5%synergy
Wayfarer's Bauble
5.6%inclusion3 decks54 decks
4%synergy
Agent's Toolkit
5.6%inclusion3 decks54 decks
5%synergy
Conduit of Worlds
5.6%inclusion3 decks54 decks
0%synergy
Sapphire Medallion
5.6%inclusion3 decks54 decks
2%synergy
Enchantments
Deeproot Waters
56%inclusion30 decks54 decks
47%synergy
Simic Ascendancy
50%inclusion27 decks54 decks
37%synergy
Carpet of Flowers
39%inclusion21 decks54 decks
36%synergy
Hardened Scales
39%inclusion21 decks54 decks
23%synergy
Kindred Discovery
37%inclusion20 decks54 decks
28%synergy
Branching Evolution
37%inclusion20 decks54 decks
25%synergy
Reflections of Littjara
28%inclusion15 decks54 decks
20%synergy
Fishliver Oil
24%inclusion13 decks54 decks
24%synergy
Unstoppable Plan
22%inclusion2 decks9 decks
20%synergy
Merrow Commerce
22%inclusion12 decks54 decks
18%synergy
Spreading Seas
22%inclusion12 decks54 decks
21%synergy
Leyline of Anticipation
20%inclusion11 decks54 decks
16%synergy
Tribute to the World Tree
19%inclusion10 decks54 decks
13%synergy
Impostor Syndrome
17%inclusion1 decks6 decks
15%synergy
The Sea Devils
15%inclusion8 decks54 decks
15%synergy
Hadana's Climb
13%inclusion7 decks54 decks
9%synergy
Bred for the Hunt
13%inclusion7 decks54 decks
8%synergy
Innkeeper's Talent
13%inclusion5 decks39 decks
8%synergy
Wild Growth
11%inclusion6 decks54 decks
2%synergy
Stasis
11%inclusion6 decks54 decks
11%synergy
Bounty of the Luxa
11%inclusion6 decks54 decks
10%synergy
Choke
9.3%inclusion5 decks54 decks
9%synergy
Court of Garenbrig
9.3%inclusion5 decks54 decks
7%synergy
Primal Empathy
9.3%inclusion5 decks54 decks
7%synergy
Wilderness Reclamation
9.3%inclusion5 decks54 decks
0%synergy
Growing Rites of Itlimoc
9.3%inclusion5 decks54 decks
4%synergy
Utopia Sprawl
7.4%inclusion4 decks54 decks
1%synergy
Doubling Season
7.4%inclusion4 decks54 decks
-3%synergy
Curiosity
7.4%inclusion4 decks54 decks
5%synergy
Inexorable Tide
7.4%inclusion4 decks54 decks
4%synergy
Path of Discovery
7.4%inclusion4 decks54 decks
5%synergy
Fertile Ground
7.4%inclusion4 decks54 decks
6%synergy
Overgrowth
7.4%inclusion4 decks54 decks
7%synergy
Dawn's Reflection
5.6%inclusion3 decks54 decks
5%synergy
Master Chef
5.6%inclusion3 decks54 decks
5%synergy
Mystic Remora
5.6%inclusion3 decks54 decks
-9%synergy
Propaganda
5.6%inclusion3 decks54 decks
-2%synergy
Freyalise's Winds
5.6%inclusion3 decks54 decks
5%synergy
Planeswalkers
Oko, Lorwyn Liege
25%inclusion1 decks4 decks
23%synergy
Jiang Yanggu, Wildcrafter
13%inclusion7 decks54 decks
12%synergy
Nissa, Voice of Zendikar
5.6%inclusion3 decks54 decks
4%synergy
Utility Lands
Reliquary Tower
48%inclusion26 decks54 decks
-1%synergy
Karn's Bastion
46%inclusion25 decks54 decks
35%synergy
Rogue's Passage
39%inclusion21 decks54 decks
17%synergy
Alchemist's Refuge
37%inclusion20 decks54 decks
19%synergy
Llanowar Reborn
37%inclusion20 decks54 decks
32%synergy
Nesting Grounds
33%inclusion18 decks54 decks
30%synergy
Mystic Sanctuary
26%inclusion14 decks54 decks
14%synergy
Mosswort Bridge
22%inclusion12 decks54 decks
5%synergy
Novijen, Heart of Progress
22%inclusion12 decks54 decks
18%synergy
Blast Zone
20%inclusion11 decks54 decks
18%synergy
Trenzalore Clocktower
20%inclusion11 decks54 decks
20%synergy
Yavimaya, Cradle of Growth
20%inclusion11 decks54 decks
-1%synergy
Oran-Rief, the Vastwood
19%inclusion10 decks54 decks
14%synergy
Temple of the False God
17%inclusion9 decks54 decks
1%synergy
Three Tree City
13%inclusion5 decks39 decks
8%synergy
Drannith Ruins
11%inclusion6 decks54 decks
11%synergy
Otawara, Soaring City
9.3%inclusion5 decks54 decks
-9%synergy
Tyrite Sanctum
7.4%inclusion4 decks54 decks
6%synergy
Boseiju, Who Endures
7.4%inclusion4 decks54 decks
-15%synergy
Mage-Ring Network
5.6%inclusion3 decks54 decks
5%synergy
The Monumental Facade
5.6%inclusion3 decks54 decks
5%synergy
Saprazzan Cove
5.6%inclusion3 decks54 decks
5%synergy
Mana Artifacts
Sol Ring
76%inclusion41 decks54 decks
-4%synergy
Arcane Signet
63%inclusion34 decks54 decks
0%synergy
Simic Signet
41%inclusion22 decks54 decks
10%synergy
Everflowing Chalice
30%inclusion16 decks54 decks
26%synergy
Thought Vessel
28%inclusion15 decks54 decks
8%synergy
Midnight Clock
19%inclusion10 decks54 decks
17%synergy
Bender's Waterskin
17%inclusion1 decks6 decks
15%synergy
Replicating Ring
15%inclusion8 decks54 decks
13%synergy
Empowered Autogenerator
11%inclusion6 decks54 decks
11%synergy
Talisman of Curiosity
11%inclusion6 decks54 decks
-11%synergy
Commander's Sphere
7.4%inclusion4 decks54 decks
0%synergy
Lands
Island
98%inclusion53 decks54 decks
3%synergy
Forest
94%inclusion51 decks54 decks
-1%synergy
Command Tower
89%inclusion48 decks54 decks
4%synergy
Hinterland Harbor
72%inclusion39 decks54 decks
12%synergy
Simic Growth Chamber
63%inclusion34 decks54 decks
15%synergy
Temple of Mystery
50%inclusion27 decks54 decks
12%synergy
Vineglimmer Snarl
44%inclusion24 decks54 decks
6%synergy
Dreamroot Cascade
43%inclusion23 decks54 decks
-1%synergy
Flooded Grove
39%inclusion21 decks54 decks
-4%synergy
Breeding Pool
37%inclusion20 decks54 decks
-10%synergy
Rejuvenating Springs
35%inclusion19 decks54 decks
-8%synergy
Secluded Courtyard
30%inclusion16 decks54 decks
23%synergy
Myriad Landscape
28%inclusion15 decks54 decks
7%synergy
Yavimaya Coast
28%inclusion15 decks54 decks
-25%synergy
Path of Ancestry
28%inclusion15 decks54 decks
11%synergy
Vivid Creek
24%inclusion13 decks54 decks
23%synergy
Unclaimed Territory
24%inclusion13 decks54 decks
17%synergy
Vivid Grove
22%inclusion12 decks54 decks
21%synergy
Misty Rainforest
19%inclusion10 decks54 decks
-12%synergy
Exotic Orchard
19%inclusion10 decks54 decks
-5%synergy
Barkchannel Pathway
17%inclusion9 decks54 decks
-3%synergy
Terramorphic Expanse
15%inclusion8 decks54 decks
-5%synergy
Tendo Ice Bridge
15%inclusion8 decks54 decks
15%synergy
Evolving Wilds
15%inclusion8 decks54 decks
-10%synergy
Tangled Islet
13%inclusion7 decks54 decks
-3%synergy
Overflowing Basin
13%inclusion7 decks54 decks
-8%synergy
Waterlogged Grove
11%inclusion6 decks54 decks
-9%synergy
Botanical Sanctum
11%inclusion6 decks54 decks
-2%synergy
Cavern of Souls
11%inclusion6 decks54 decks
6%synergy
Thornwood Falls
11%inclusion6 decks54 decks
-6%synergy
Hedge Maze
9.3%inclusion5 decks54 decks
-10%synergy
Willowrush Verge
8.3%inclusion1 decks12 decks
-10%synergy
Fabled Passage
7.4%inclusion4 decks54 decks
-8%synergy
Thriving Isle
7.4%inclusion4 decks54 decks
5%synergy
Bala Ged Recovery
7.4%inclusion4 decks54 decks
-3%synergy
Littjara Mirrorlake
5.6%inclusion3 decks54 decks
2%synergy
Power Depot
5.6%inclusion3 decks54 decks
5%synergy
Rimewood Falls
5.6%inclusion3 decks54 decks
-3%synergy