Xolatoyac, the Smiling Flood (Commander) - Expensive Merfolk

Background image for Tricky Terrain Precon Upgrade Guide - Modern Horizons 3
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
Cold-Eyed Selkie
88%inclusion7 decks8 decks
75%synergy
Stormtide Leviathan
75%inclusion6 decks8 decks
69%synergy
Yavimaya, Cradle of Growth
88%inclusion7 decks8 decks
65%synergy
Aquitect's Will
63%inclusion5 decks8 decks
61%synergy
Merrow Harbinger
63%inclusion5 decks8 decks
60%synergy
Lord of Atlantis
63%inclusion5 decks8 decks
56%synergy
Kumena, Tyrant of Orazca
63%inclusion5 decks8 decks
56%synergy
Deeproot Elite
63%inclusion5 decks8 decks
55%synergy
Herald of Secret Streams
63%inclusion5 decks8 decks
48%synergy
Kiora's Follower
63%inclusion5 decks8 decks
48%synergy
Top Cards
Beast Within
75%inclusion6 decks8 decks
25%synergy
Tatyova, Benthic Druid
63%inclusion5 decks8 decks
31%synergy
Stonybrook Banneret
50%inclusion4 decks8 decks
41%synergy
Heroic Intervention
50%inclusion4 decks8 decks
20%synergy
Tishana's Tidebinder
50%inclusion4 decks8 decks
44%synergy
Prime Speaker Zegana
50%inclusion4 decks8 decks
40%synergy
Murkfiend Liege
50%inclusion4 decks8 decks
35%synergy
Hakbal of the Surging Soul
50%inclusion4 decks8 decks
46%synergy
Emperor Mihail II
50%inclusion4 decks8 decks
41%synergy
Svyelun of Sea and Sky
50%inclusion4 decks8 decks
41%synergy
Game Changers
Cyclonic Rift
63%inclusion5 decks8 decks
37%synergy
Seedborn Muse
25%inclusion2 decks8 decks
9%synergy
Thassa's Oracle
13%inclusion1 decks8 decks
7%synergy
The One Ring
13%inclusion1 decks8 decks
5%synergy
Rhystic Study
13%inclusion1 decks8 decks
-9%synergy
Gaea's Cradle
13%inclusion1 decks8 decks
5%synergy
Fierce Guardianship
13%inclusion1 decks8 decks
-5%synergy
Worldly Tutor
13%inclusion1 decks8 decks
-3%synergy
Creatures
Starwinder
100%inclusion3 decks3 decks
93%synergy
Summon: Leviathan
67%inclusion2 decks3 decks
59%synergy
Eluge, the Shoreless Sea
50%inclusion3 decks6 decks
48%synergy
Harbinger of the Seas
50%inclusion3 decks6 decks
46%synergy
Master of the Pearl Trident
50%inclusion4 decks8 decks
40%synergy
Arixmethes, Slumbering Isle
50%inclusion4 decks8 decks
37%synergy
Kopala, Warden of Waves
38%inclusion3 decks8 decks
29%synergy
Vorel of the Hull Clade
38%inclusion3 decks8 decks
29%synergy
Roaming Throne
38%inclusion3 decks8 decks
29%synergy
Vodalian Hexcatcher
38%inclusion3 decks8 decks
31%synergy
Tishana, Voice of Thunder
38%inclusion3 decks8 decks
32%synergy
The Flood of Mars
38%inclusion3 decks8 decks
37%synergy
Chasm Skulker
38%inclusion3 decks8 decks
31%synergy
Singer of Swift Rivers
38%inclusion3 decks8 decks
30%synergy
Tide Shaper
38%inclusion3 decks8 decks
36%synergy
Serpent of Yawning Depths
38%inclusion3 decks8 decks
31%synergy
Thieving Skydiver
38%inclusion3 decks8 decks
30%synergy
Seafloor Oracle
38%inclusion3 decks8 decks
30%synergy
Sin, Unending Cataclysm
33%inclusion1 decks3 decks
30%synergy
Famished Worldsire
33%inclusion1 decks3 decks
31%synergy
Zegana, Utopian Speaker
25%inclusion2 decks8 decks
17%synergy
Swift Warden
25%inclusion2 decks8 decks
24%synergy
Merfolk Sovereign
25%inclusion2 decks8 decks
16%synergy
Koma, World-Eater
25%inclusion1 decks4 decks
12%synergy
Deeproot Historian
25%inclusion2 decks8 decks
19%synergy
Nicanzil, Current Conductor
25%inclusion2 decks8 decks
17%synergy
Deepchannel Mentor
25%inclusion2 decks8 decks
24%synergy
Forerunner of the Heralds
25%inclusion2 decks8 decks
21%synergy
Seahunter
25%inclusion2 decks8 decks
23%synergy
Merfolk Skydiver
25%inclusion2 decks8 decks
19%synergy
Aesi, Tyrant of Gyre Strait
25%inclusion2 decks8 decks
8%synergy
Thassa, God of the Sea
25%inclusion2 decks8 decks
19%synergy
Merrow Reejerey
25%inclusion2 decks8 decks
16%synergy
Lullmage Mentor
25%inclusion2 decks8 decks
23%synergy
Thada Adel, Acquisitor
25%inclusion2 decks8 decks
23%synergy
Realmwalker
25%inclusion2 decks8 decks
18%synergy
Colossal Whale
25%inclusion2 decks8 decks
24%synergy
Hullbreaker Horror
25%inclusion2 decks8 decks
7%synergy
Inkwell Leviathan
25%inclusion2 decks8 decks
21%synergy
Empress Galina
25%inclusion2 decks8 decks
24%synergy
Spawning Kraken
25%inclusion2 decks8 decks
18%synergy
Wake Thrasher
25%inclusion2 decks8 decks
25%synergy
Omo, Queen of Vesuva
17%inclusion1 decks6 decks
16%synergy
Goldvein Hydra
17%inclusion1 decks6 decks
15%synergy
Overlord of the Hauntwoods
17%inclusion1 decks6 decks
14%synergy
Fanatic of Rhonas
17%inclusion1 decks6 decks
11%synergy
Eladamri, Korvecdal
17%inclusion1 decks6 decks
16%synergy
Railway Brawler
17%inclusion1 decks6 decks
15%synergy
Bristly Bill, Spine Sower
17%inclusion1 decks6 decks
11%synergy
Vaultborn Tyrant
17%inclusion1 decks6 decks
16%synergy
Instants
Growth Spiral
38%inclusion3 decks8 decks
-7%synergy
Ripples of Potential
38%inclusion3 decks8 decks
28%synergy
Inspiring Call
38%inclusion3 decks8 decks
24%synergy
Counterspell
38%inclusion3 decks8 decks
-12%synergy
Heritage Reclamation
33%inclusion1 decks3 decks
31%synergy
Lifestream's Blessing
33%inclusion1 decks3 decks
32%synergy
Seedship Impact
33%inclusion1 decks3 decks
33%synergy
Pongify
25%inclusion2 decks8 decks
0%synergy
Negate
25%inclusion2 decks8 decks
-1%synergy
Defend the Rider
25%inclusion1 decks4 decks
24%synergy
Reality Shift
25%inclusion2 decks8 decks
10%synergy
Mana Drain
25%inclusion2 decks8 decks
9%synergy
Aetherize
25%inclusion2 decks8 decks
13%synergy
Resculpt
25%inclusion2 decks8 decks
19%synergy
Swan Song
25%inclusion2 decks8 decks
6%synergy
Signature Slam
17%inclusion1 decks6 decks
16%synergy
Burst of Strength
13%inclusion1 decks8 decks
12%synergy
An Offer You Can't Refuse
13%inclusion1 decks8 decks
-11%synergy
Fog
13%inclusion1 decks8 decks
9%synergy
Dissolve
13%inclusion1 decks8 decks
11%synergy
Brainstorm
13%inclusion1 decks8 decks
-2%synergy
Archdruid's Charm
13%inclusion1 decks8 decks
6%synergy
Aetherspouts
13%inclusion1 decks8 decks
11%synergy
Ruinous Intrusion
13%inclusion1 decks8 decks
10%synergy
Nature's Claim
13%inclusion1 decks8 decks
3%synergy
Silkguard
13%inclusion1 decks8 decks
11%synergy
Return to Nature
13%inclusion1 decks8 decks
7%synergy
Disallow
13%inclusion1 decks8 decks
11%synergy
Decree of Savagery
13%inclusion1 decks8 decks
12%synergy
Cryptic Command
13%inclusion1 decks8 decks
11%synergy
Arcane Denial
13%inclusion1 decks8 decks
-10%synergy
Change of Plans
13%inclusion1 decks8 decks
12%synergy
Kindred Summons
13%inclusion1 decks8 decks
12%synergy
Flow of Knowledge
13%inclusion1 decks8 decks
12%synergy
Tamiyo's Safekeeping
13%inclusion1 decks8 decks
7%synergy
Magical Hack
13%inclusion1 decks8 decks
12%synergy
Mind Bend
13%inclusion1 decks8 decks
12%synergy
March of Swirling Mist
13%inclusion1 decks8 decks
9%synergy
Piracy Charm
13%inclusion1 decks8 decks
12%synergy
Fertilid's Favor
13%inclusion1 decks8 decks
12%synergy
Evacuation
13%inclusion1 decks8 decks
8%synergy
Sorceries
Cultivate
50%inclusion4 decks8 decks
3%synergy
Wave Goodbye
38%inclusion3 decks8 decks
27%synergy
Kodama's Reach
38%inclusion3 decks8 decks
1%synergy
Farseek
38%inclusion3 decks8 decks
13%synergy
Nature's Lore
38%inclusion3 decks8 decks
7%synergy
Nature's Rhythm
33%inclusion1 decks3 decks
27%synergy
Three Visits
25%inclusion2 decks8 decks
2%synergy
Skyshroud Claim
25%inclusion2 decks8 decks
16%synergy
Last March of the Ents
25%inclusion2 decks8 decks
21%synergy
Disorienting Choice
25%inclusion1 decks4 decks
22%synergy
Whelming Wave
25%inclusion2 decks8 decks
14%synergy
Raise the Palisade
25%inclusion2 decks8 decks
19%synergy
Season of Gathering
17%inclusion1 decks6 decks
15%synergy
Inundate
13%inclusion1 decks8 decks
12%synergy
Traverse the Outlands
13%inclusion1 decks8 decks
9%synergy
Foresee
13%inclusion1 decks8 decks
12%synergy
Tamiyo's Epiphany
13%inclusion1 decks8 decks
12%synergy
Bygone Marvels
13%inclusion1 decks8 decks
10%synergy
Tempt with Discovery
13%inclusion1 decks8 decks
8%synergy
Commit // Memory
13%inclusion1 decks8 decks
11%synergy
Give // Take
13%inclusion1 decks8 decks
12%synergy
Harmonize
13%inclusion1 decks8 decks
7%synergy
Rampant Growth
13%inclusion1 decks8 decks
-28%synergy
Explosive Vegetation
13%inclusion1 decks8 decks
7%synergy
Concentrate
13%inclusion1 decks8 decks
12%synergy
Explore
13%inclusion1 decks8 decks
-8%synergy
River's Rebuke
13%inclusion1 decks8 decks
10%synergy
Shamanic Revelation
13%inclusion1 decks8 decks
7%synergy
Savor the Moment
13%inclusion1 decks8 decks
12%synergy
Sylvan Scrying
13%inclusion1 decks8 decks
7%synergy
Utility Artifacts
The Ozolith
38%inclusion3 decks8 decks
31%synergy
Maskwood Nexus
38%inclusion3 decks8 decks
35%synergy
Lightning Greaves
38%inclusion3 decks8 decks
16%synergy
Bident of Thassa
38%inclusion3 decks8 decks
30%synergy
Quicksilver Fountain
25%inclusion2 decks8 decks
24%synergy
Bow of Nylea
25%inclusion2 decks8 decks
24%synergy
Ozolith, the Shattered Spire
25%inclusion2 decks8 decks
19%synergy
The Great Henge
25%inclusion2 decks8 decks
16%synergy
Andúril, Narsil Reforged
25%inclusion2 decks8 decks
25%synergy
Swiftfoot Boots
25%inclusion2 decks8 decks
-1%synergy
Adrestia
17%inclusion1 decks6 decks
17%synergy
Winter Orb
13%inclusion1 decks8 decks
12%synergy
Wayfarer's Bauble
13%inclusion1 decks8 decks
11%synergy
Mirror Box
13%inclusion1 decks8 decks
9%synergy
Mishra's Bauble
13%inclusion1 decks8 decks
12%synergy
Scroll Rack
13%inclusion1 decks8 decks
11%synergy
Helm of the Host
13%inclusion1 decks8 decks
7%synergy
Akroma's Memorial
13%inclusion1 decks8 decks
11%synergy
Urza's Incubator
13%inclusion1 decks8 decks
11%synergy
Herald's Horn
13%inclusion1 decks8 decks
9%synergy
Agatha's Soul Cauldron
13%inclusion1 decks8 decks
11%synergy
Aether Vial
13%inclusion1 decks8 decks
12%synergy
Vedalken Shackles
13%inclusion1 decks8 decks
12%synergy
Sandals of Abdallah
13%inclusion1 decks8 decks
12%synergy
Enchantments
Deeproot Waters
50%inclusion4 decks8 decks
41%synergy
Impostor Syndrome
50%inclusion1 decks2 decks
48%synergy
Deeproot Pilgrimage
38%inclusion3 decks8 decks
30%synergy
Court of Garenbrig
38%inclusion3 decks8 decks
35%synergy
Branching Evolution
38%inclusion3 decks8 decks
26%synergy
Merrow Commerce
38%inclusion3 decks8 decks
33%synergy
Growing Rites of Itlimoc
38%inclusion3 decks8 decks
32%synergy
Unstoppable Plan
33%inclusion1 decks3 decks
31%synergy
Sphere Grid
33%inclusion1 decks3 decks
30%synergy
Loading Zone
33%inclusion1 decks3 decks
31%synergy
Doubling Season
25%inclusion2 decks8 decks
15%synergy
Cryptolith Rite
25%inclusion2 decks8 decks
22%synergy
Simic Ascendancy
25%inclusion2 decks8 decks
12%synergy
Fishliver Oil
25%inclusion2 decks8 decks
25%synergy
Hadana's Climb
25%inclusion2 decks8 decks
21%synergy
Mirror Room // Fractured Realm
25%inclusion1 decks4 decks
24%synergy
Shadow of the Second Sun
17%inclusion1 decks6 decks
16%synergy
Innkeeper's Talent
17%inclusion1 decks6 decks
12%synergy
Kindred Discovery
13%inclusion1 decks8 decks
3%synergy
Endless Evil
13%inclusion1 decks8 decks
11%synergy
The Sea Devils
13%inclusion1 decks8 decks
12%synergy
Dormant Grove
13%inclusion1 decks8 decks
12%synergy
Assemble the Entmoot
13%inclusion1 decks8 decks
12%synergy
Parallel Thoughts
13%inclusion1 decks8 decks
12%synergy
Carpet of Flowers
13%inclusion1 decks8 decks
10%synergy
Wizard Class
13%inclusion1 decks8 decks
7%synergy
Mechanized Production
13%inclusion1 decks8 decks
11%synergy
Extravagant Replication
13%inclusion1 decks8 decks
10%synergy
Sandwurm Convergence
13%inclusion1 decks8 decks
10%synergy
Elven Chorus
13%inclusion1 decks8 decks
9%synergy
Case of the Trampled Garden
13%inclusion1 decks8 decks
12%synergy
Wilderness Reclamation
13%inclusion1 decks8 decks
4%synergy
Followed Footsteps
13%inclusion1 decks8 decks
12%synergy
Mirri's Guile
13%inclusion1 decks8 decks
12%synergy
Asceticism
13%inclusion1 decks8 decks
9%synergy
Nature's Will
13%inclusion1 decks8 decks
11%synergy
Leyline of Anticipation
13%inclusion1 decks8 decks
8%synergy
Helix Pinnacle
13%inclusion1 decks8 decks
11%synergy
Hardened Scales
13%inclusion1 decks8 decks
-2%synergy
Stasis
13%inclusion1 decks8 decks
12%synergy
Court of Vantress
13%inclusion1 decks8 decks
12%synergy
Spreading Seas
13%inclusion1 decks8 decks
12%synergy
Reflections of Littjara
13%inclusion1 decks8 decks
5%synergy
Primal Vigor
13%inclusion1 decks8 decks
9%synergy
Defense of the Heart
13%inclusion1 decks8 decks
10%synergy
Primeval Bounty
13%inclusion1 decks8 decks
11%synergy
Kumena's Awakening
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
25%inclusion2 decks8 decks
24%synergy
Kiora, Behemoth Beckoner
25%inclusion2 decks8 decks
19%synergy
Nissa, Who Shakes the World
25%inclusion2 decks8 decks
21%synergy
Kiora, Master of the Depths
13%inclusion1 decks8 decks
10%synergy
Jace, Wielder of Mysteries
13%inclusion1 decks8 decks
8%synergy
Oko, Thief of Crowns
13%inclusion1 decks8 decks
5%synergy
Utility Lands
Reliquary Tower
63%inclusion5 decks8 decks
13%synergy
Mystic Sanctuary
38%inclusion3 decks8 decks
25%synergy
Alchemist's Refuge
38%inclusion3 decks8 decks
20%synergy
Nykthos, Shrine to Nyx
38%inclusion3 decks8 decks
35%synergy
Boseiju, Who Endures
38%inclusion3 decks8 decks
15%synergy
Nesting Grounds
38%inclusion3 decks8 decks
34%synergy
Otawara, Soaring City
38%inclusion3 decks8 decks
19%synergy
Rogue's Passage
38%inclusion3 decks8 decks
16%synergy
Three Tree City
33%inclusion2 decks6 decks
28%synergy
Novijen, Heart of Progress
25%inclusion2 decks8 decks
21%synergy
Minamo, School at Water's Edge
13%inclusion1 decks8 decks
6%synergy
Rivendell
13%inclusion1 decks8 decks
7%synergy
Hickory Woodlot
13%inclusion1 decks8 decks
12%synergy
Tyrite Sanctum
13%inclusion1 decks8 decks
11%synergy
Blast Zone
13%inclusion1 decks8 decks
10%synergy
Coral Atoll
13%inclusion1 decks8 decks
10%synergy
Halimar Depths
13%inclusion1 decks8 decks
9%synergy
Scavenger Grounds
13%inclusion1 decks8 decks
8%synergy
Trenzalore Clocktower
13%inclusion1 decks8 decks
12%synergy
Mutavault
13%inclusion1 decks8 decks
11%synergy
Mosswort Bridge
13%inclusion1 decks8 decks
-5%synergy
Diamond City
13%inclusion1 decks8 decks
12%synergy
Llanowar Reborn
13%inclusion1 decks8 decks
7%synergy
Karn's Bastion
13%inclusion1 decks8 decks
1%synergy
Khalni Garden
13%inclusion1 decks8 decks
11%synergy
Temple of the False God
13%inclusion1 decks8 decks
-3%synergy
Urborg, Tomb of Yawgmoth
13%inclusion1 decks8 decks
12%synergy
Castle Garenbrig
13%inclusion1 decks8 decks
8%synergy
Saprazzan Skerry
13%inclusion1 decks8 decks
12%synergy
Oran-Rief, the Vastwood
13%inclusion1 decks8 decks
8%synergy
Mana Artifacts
Sol Ring
88%inclusion7 decks8 decks
7%synergy
Arcane Signet
38%inclusion3 decks8 decks
-25%synergy
Everflowing Chalice
25%inclusion2 decks8 decks
21%synergy
Aetheric Amplifier
25%inclusion1 decks4 decks
24%synergy
Thought Vessel
25%inclusion2 decks8 decks
5%synergy
Moss Diamond
13%inclusion1 decks8 decks
11%synergy
Commander's Sphere
13%inclusion1 decks8 decks
4%synergy
Replicating Ring
13%inclusion1 decks8 decks
11%synergy
Sky Diamond
13%inclusion1 decks8 decks
11%synergy
Simic Signet
13%inclusion1 decks8 decks
-19%synergy
Basalt Monolith
13%inclusion1 decks8 decks
6%synergy
Talisman of Curiosity
13%inclusion1 decks8 decks
-9%synergy
Chromatic Orrery
13%inclusion1 decks8 decks
12%synergy
Gilded Lotus
13%inclusion1 decks8 decks
11%synergy
Thran Dynamo
13%inclusion1 decks8 decks
10%synergy
Worn Powerstone
13%inclusion1 decks8 decks
12%synergy
Mind Stone
13%inclusion1 decks8 decks
8%synergy
Lands
Island
100%inclusion8 decks8 decks
5%synergy
Command Tower
88%inclusion7 decks8 decks
2%synergy
Forest
88%inclusion7 decks8 decks
-8%synergy
Dreamroot Cascade
88%inclusion7 decks8 decks
46%synergy
Breeding Pool
75%inclusion6 decks8 decks
29%synergy
Hinterland Harbor
75%inclusion6 decks8 decks
16%synergy
Misty Rainforest
63%inclusion5 decks8 decks
31%synergy
Yavimaya Coast
63%inclusion5 decks8 decks
10%synergy
Simic Growth Chamber
50%inclusion4 decks8 decks
2%synergy
Barkchannel Pathway
50%inclusion4 decks8 decks
30%synergy
Willowrush Verge
50%inclusion2 decks4 decks
34%synergy
Hedge Maze
50%inclusion4 decks8 decks
30%synergy
Rejuvenating Springs
50%inclusion4 decks8 decks
6%synergy
Flooded Grove
50%inclusion4 decks8 decks
9%synergy
Fabled Passage
38%inclusion3 decks8 decks
23%synergy
Vineglimmer Snarl
38%inclusion3 decks8 decks
-1%synergy
Tropical Island
38%inclusion3 decks8 decks
23%synergy
Cavern of Souls
38%inclusion3 decks8 decks
32%synergy
Prismatic Vista
25%inclusion2 decks8 decks
18%synergy
Vivid Creek
25%inclusion2 decks8 decks
23%synergy
Overflowing Basin
25%inclusion2 decks8 decks
6%synergy
Botanical Sanctum
25%inclusion2 decks8 decks
12%synergy
Evolving Wilds
25%inclusion2 decks8 decks
0%synergy
Path of Ancestry
25%inclusion2 decks8 decks
8%synergy
Vivid Grove
25%inclusion2 decks8 decks
23%synergy
Terramorphic Expanse
13%inclusion1 decks8 decks
-7%synergy
Myriad Landscape
13%inclusion1 decks8 decks
-9%synergy
Exotic Orchard
13%inclusion1 decks8 decks
-11%synergy
Windswept Heath
13%inclusion1 decks8 decks
2%synergy
Tangled Islet
13%inclusion1 decks8 decks
-4%synergy
Unclaimed Territory
13%inclusion1 decks8 decks
5%synergy
Wooded Foothills
13%inclusion1 decks8 decks
3%synergy
Verdant Catacombs
13%inclusion1 decks8 decks
3%synergy
Thriving Isle
13%inclusion1 decks8 decks
11%synergy
Waterlogged Grove
13%inclusion1 decks8 decks
-8%synergy
Secluded Courtyard
13%inclusion1 decks8 decks
5%synergy
Temple of Mystery
13%inclusion1 decks8 decks
-26%synergy
Demolition Field
13%inclusion1 decks8 decks
10%synergy
Plaza of Heroes
13%inclusion1 decks8 decks
11%synergy
Thriving Grove
13%inclusion1 decks8 decks
11%synergy
Opal Palace
13%inclusion1 decks8 decks
10%synergy
Scalding Tarn
13%inclusion1 decks8 decks
3%synergy
Polluted Delta
13%inclusion1 decks8 decks
2%synergy
Flooded Strand
13%inclusion1 decks8 decks
1%synergy