Xolatoyac, the Smiling Flood (Commander) - 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
Sodden Verdure
33%inclusion1 decks3 decks
25%synergy
Rain-Slicked Copse
33%inclusion1 decks3 decks
29%synergy
Wistfulness
33%inclusion1 decks3 decks
31%synergy
Loch Mare
33%inclusion1 decks3 decks
33%synergy
High Synergy Cards
Hakbal of the Surging Soul
88%inclusion61 decks69 decks
84%synergy
Cold-Eyed Selkie
93%inclusion64 decks69 decks
81%synergy
Master of the Pearl Trident
88%inclusion61 decks69 decks
78%synergy
Kumena, Tyrant of Orazca
78%inclusion54 decks69 decks
71%synergy
Svyelun of Sea and Sky
77%inclusion53 decks69 decks
68%synergy
Stonybrook Banneret
75%inclusion52 decks69 decks
67%synergy
Singer of Swift Rivers
74%inclusion51 decks69 decks
67%synergy
Deeproot Elite
71%inclusion49 decks69 decks
63%synergy
Emperor Mihail II
71%inclusion49 decks69 decks
62%synergy
Aquitect's Will
61%inclusion42 decks69 decks
59%synergy
Top Cards
Herald of Secret Streams
68%inclusion47 decks69 decks
54%synergy
Merrow Reejerey
67%inclusion46 decks69 decks
58%synergy
Seafloor Oracle
64%inclusion44 decks69 decks
56%synergy
Deeproot Pilgrimage
61%inclusion42 decks69 decks
53%synergy
Deeproot Waters
61%inclusion42 decks69 decks
52%synergy
Kopala, Warden of Waves
59%inclusion41 decks69 decks
51%synergy
Merfolk Sovereign
59%inclusion41 decks69 decks
51%synergy
Tatyova, Benthic Druid
58%inclusion40 decks69 decks
27%synergy
Vorel of the Hull Clade
58%inclusion40 decks69 decks
50%synergy
Counterspell
58%inclusion40 decks69 decks
8%synergy
Game Changers
Cyclonic Rift
20%inclusion14 decks69 decks
-5%synergy
Rhystic Study
16%inclusion11 decks69 decks
-5%synergy
Seedborn Muse
10%inclusion7 decks69 decks
-6%synergy
Worldly Tutor
7.2%inclusion5 decks69 decks
-7%synergy
Creatures
Eluge, the Shoreless Sea
57%inclusion23 decks40 decks
56%synergy
Stormtide Leviathan
55%inclusion38 decks69 decks
49%synergy
Lord of Atlantis
55%inclusion38 decks69 decks
49%synergy
Kiora's Follower
51%inclusion35 decks69 decks
36%synergy
Mist Dancer
51%inclusion35 decks69 decks
44%synergy
Starwinder
50%inclusion3 decks6 decks
43%synergy
Prime Speaker Zegana
49%inclusion34 decks69 decks
39%synergy
Vodalian Hexcatcher
46%inclusion32 decks69 decks
40%synergy
Merfolk Skydiver
45%inclusion31 decks69 decks
39%synergy
Tishana, Voice of Thunder
43%inclusion30 decks69 decks
38%synergy
Harbinger of the Seas
43%inclusion22 decks51 decks
39%synergy
Arixmethes, Slumbering Isle
42%inclusion29 decks69 decks
28%synergy
The Flood of Mars
42%inclusion29 decks69 decks
41%synergy
Nicanzil, Current Conductor
41%inclusion28 decks69 decks
33%synergy
Merrow Harbinger
39%inclusion27 decks69 decks
37%synergy
Zegana, Utopian Speaker
38%inclusion26 decks69 decks
30%synergy
Merfolk Mistbinder
38%inclusion26 decks69 decks
31%synergy
Chasm Skulker
35%inclusion24 decks69 decks
28%synergy
Metallic Mimic
32%inclusion22 decks69 decks
27%synergy
Tributary Instructor
32%inclusion22 decks69 decks
28%synergy
Master Biomancer
32%inclusion22 decks69 decks
25%synergy
Forgotten Ancient
30%inclusion21 decks69 decks
23%synergy
Murkfiend Liege
29%inclusion20 decks69 decks
14%synergy
Tishana's Tidebinder
28%inclusion19 decks69 decks
22%synergy
Forerunner of the Heralds
28%inclusion19 decks69 decks
24%synergy
Colossal Whale
28%inclusion19 decks69 decks
27%synergy
Summon: Leviathan
25%inclusion2 decks8 decks
18%synergy
Deeproot Historian
23%inclusion16 decks69 decks
18%synergy
Streambed Aquitects
23%inclusion16 decks69 decks
23%synergy
Kami of Whispered Hopes
23%inclusion16 decks69 decks
16%synergy
Rishkar, Peema Renegade
23%inclusion16 decks69 decks
18%synergy
Realmwalker
22%inclusion15 decks69 decks
14%synergy
Inkwell Leviathan
22%inclusion15 decks69 decks
17%synergy
Evolution Sage
22%inclusion15 decks69 decks
12%synergy
Thada Adel, Acquisitor
20%inclusion14 decks69 decks
18%synergy
Deepfathom Echo
19%inclusion13 decks69 decks
15%synergy
Thieving Skydiver
19%inclusion13 decks69 decks
12%synergy
Tide Shaper
17%inclusion12 decks69 decks
15%synergy
Thassa, God of the Sea
17%inclusion12 decks69 decks
12%synergy
Ouroboroid
17%inclusion1 decks6 decks
13%synergy
Famished Worldsire
17%inclusion1 decks6 decks
15%synergy
Lullmage Mentor
16%inclusion11 decks69 decks
14%synergy
Benthic Biomancer
16%inclusion11 decks69 decks
10%synergy
Merfolk Spy
16%inclusion11 decks69 decks
16%synergy
Enclave Elite
13%inclusion9 decks69 decks
13%synergy
Rishadan Dockhand
13%inclusion9 decks69 decks
13%synergy
Rikku, Resourceful Guardian
13%inclusion1 decks8 decks
12%synergy
Sin, Unending Cataclysm
13%inclusion1 decks8 decks
9%synergy
Topography Tracker
12%inclusion8 decks69 decks
5%synergy
Loyal Guardian
12%inclusion8 decks69 decks
10%synergy
Instants
Beast Within
51%inclusion35 decks69 decks
1%synergy
Growth Spiral
49%inclusion34 decks69 decks
4%synergy
Inspiring Call
48%inclusion33 decks69 decks
34%synergy
Ripples of Potential
39%inclusion27 decks69 decks
29%synergy
Negate
38%inclusion26 decks69 decks
12%synergy
Quandrix Command
30%inclusion21 decks69 decks
25%synergy
Aetherize
29%inclusion20 decks69 decks
17%synergy
Rapid Hybridization
26%inclusion18 decks69 decks
0%synergy
Arcane Denial
26%inclusion18 decks69 decks
3%synergy
Ruinous Intrusion
23%inclusion16 decks69 decks
20%synergy
Mutational Advantage
19%inclusion13 decks67 decks
15%synergy
High Tide
19%inclusion13 decks69 decks
17%synergy
Heroic Intervention
17%inclusion12 decks69 decks
-13%synergy
Slip Out the Back
17%inclusion12 decks69 decks
14%synergy
Silkguard
16%inclusion11 decks69 decks
15%synergy
Pongify
14%inclusion10 decks69 decks
-10%synergy
Snakeskin Veil
13%inclusion9 decks69 decks
7%synergy
Heritage Reclamation
13%inclusion1 decks8 decks
11%synergy
Auroral Procession
13%inclusion1 decks8 decks
9%synergy
Lifestream's Blessing
13%inclusion1 decks8 decks
12%synergy
Piracy Charm
12%inclusion8 decks69 decks
12%synergy
Planar Genesis
10%inclusion5 decks49 decks
-1%synergy
Krosan Grip
10%inclusion7 decks69 decks
2%synergy
Nature's Claim
10%inclusion7 decks69 decks
0%synergy
Return to Nature
10%inclusion7 decks69 decks
5%synergy
Simic Charm
10%inclusion7 decks69 decks
2%synergy
Refute
9.1%inclusion2 decks22 decks
7%synergy
Defend the Rider
9.1%inclusion1 decks11 decks
8%synergy
Experimental Augury
8.7%inclusion6 decks69 decks
6%synergy
Fuel for the Cause
8.7%inclusion6 decks69 decks
8%synergy
Archdruid's Charm
8.7%inclusion6 decks69 decks
3%synergy
Mana Drain
8.7%inclusion6 decks69 decks
-7%synergy
Swan Song
8.7%inclusion6 decks69 decks
-10%synergy
Engulf the Shore
8.7%inclusion6 decks69 decks
7%synergy
Planar Incision
8.7%inclusion6 decks69 decks
6%synergy
Rewind
8.7%inclusion6 decks69 decks
6%synergy
An Offer You Can't Refuse
7.2%inclusion5 decks69 decks
-16%synergy
March of Swirling Mist
7.2%inclusion5 decks69 decks
4%synergy
Unwind
7.2%inclusion5 decks69 decks
5%synergy
Gift of the Viper
6.1%inclusion3 decks49 decks
4%synergy
Essence Capture
5.8%inclusion4 decks69 decks
5%synergy
Frantic Search
5.8%inclusion4 decks69 decks
0%synergy
Reject Imperfection
5.8%inclusion4 decks69 decks
5%synergy
Resculpt
5.8%inclusion4 decks69 decks
0%synergy
Flow of Knowledge
5.8%inclusion4 decks69 decks
5%synergy
Repulsive Mutation
5.8%inclusion4 decks69 decks
1%synergy
River Heralds' Boon
5.8%inclusion4 decks69 decks
6%synergy
Reality Shift
5.8%inclusion4 decks69 decks
-9%synergy
Cryptic Command
5.8%inclusion4 decks69 decks
4%synergy
Long River's Pull
5.0%inclusion2 decks40 decks
1%synergy
Sorceries
Wave Goodbye
51%inclusion35 decks69 decks
40%synergy
Kodama's Reach
48%inclusion33 decks69 decks
12%synergy
Rampant Growth
46%inclusion32 decks69 decks
5%synergy
Cultivate
41%inclusion28 decks69 decks
-7%synergy
Explore
36%inclusion25 decks69 decks
16%synergy
Farseek
19%inclusion13 decks69 decks
-7%synergy
Nature's Lore
17%inclusion12 decks69 decks
-13%synergy
Distant Melody
14%inclusion10 decks69 decks
11%synergy
Nature's Rhythm
13%inclusion1 decks8 decks
7%synergy
Unnatural Restoration
12%inclusion8 decks69 decks
9%synergy
Tezzeret's Gambit
12%inclusion8 decks69 decks
8%synergy
Three Visits
10%inclusion7 decks69 decks
-13%synergy
Over the Edge
10%inclusion7 decks69 decks
9%synergy
Contentious Plan
8.7%inclusion6 decks69 decks
6%synergy
Bygone Marvels
8.7%inclusion6 decks69 decks
6%synergy
Curse of the Swine
8.7%inclusion6 decks69 decks
-2%synergy
Ravenform
8.7%inclusion6 decks69 decks
4%synergy
Raise the Palisade
8.7%inclusion6 decks69 decks
2%synergy
Skyshroud Claim
7.2%inclusion5 decks69 decks
-2%synergy
Thirsting Roots
7.2%inclusion5 decks69 decks
5%synergy
Bala Ged Recovery
5.8%inclusion4 decks69 decks
-4%synergy
Whelming Wave
5.8%inclusion4 decks69 decks
-6%synergy
Tsunami
5.8%inclusion4 decks69 decks
6%synergy
Utility Artifacts
Swiftfoot Boots
46%inclusion32 decks69 decks
21%synergy
Ozolith, the Shattered Spire
35%inclusion24 decks69 decks
28%synergy
Bident of Thassa
33%inclusion23 decks69 decks
26%synergy
Quicksilver Fountain
32%inclusion22 decks69 decks
31%synergy
Waterbending Scroll
20%inclusion1 decks5 decks
20%synergy
The Ozolith
16%inclusion11 decks69 decks
10%synergy
Lightning Greaves
16%inclusion11 decks69 decks
-4%synergy
Vedalken Orrery
14%inclusion10 decks69 decks
13%synergy
The Millennium Calendar
12%inclusion8 decks69 decks
10%synergy
The Great Henge
12%inclusion8 decks69 decks
2%synergy
Andúril, Narsil Reforged
12%inclusion8 decks69 decks
11%synergy
Vanquisher's Banner
10%inclusion7 decks69 decks
8%synergy
Herald's Horn
8.7%inclusion6 decks69 decks
5%synergy
Maskwood Nexus
7.2%inclusion5 decks69 decks
4%synergy
Lux Cannon
7.2%inclusion5 decks69 decks
6%synergy
Aether Vial
7.2%inclusion5 decks69 decks
7%synergy
Sapphire Medallion
5.8%inclusion4 decks69 decks
2%synergy
Agent's Toolkit
5.8%inclusion4 decks69 decks
5%synergy
Enchantments
Simic Ascendancy
49%inclusion34 decks69 decks
36%synergy
Kindred Discovery
42%inclusion29 decks69 decks
32%synergy
Hardened Scales
39%inclusion27 decks69 decks
24%synergy
Branching Evolution
38%inclusion26 decks69 decks
26%synergy
Carpet of Flowers
35%inclusion24 decks69 decks
32%synergy
Reflections of Littjara
33%inclusion23 decks69 decks
26%synergy
Merrow Commerce
25%inclusion17 decks69 decks
20%synergy
Spreading Seas
25%inclusion17 decks69 decks
24%synergy
Leyline of Anticipation
23%inclusion16 decks69 decks
19%synergy
Unstoppable Plan
22%inclusion2 decks9 decks
20%synergy
Tribute to the World Tree
20%inclusion14 decks69 decks
14%synergy
Fishliver Oil
19%inclusion13 decks69 decks
19%synergy
Loading Zone
17%inclusion1 decks6 decks
15%synergy
Impostor Syndrome
17%inclusion1 decks6 decks
15%synergy
Innkeeper's Talent
15%inclusion6 decks40 decks
10%synergy
The Sea Devils
13%inclusion9 decks69 decks
13%synergy
Bred for the Hunt
13%inclusion9 decks69 decks
8%synergy
Sphere Grid
13%inclusion1 decks8 decks
9%synergy
Hadana's Climb
12%inclusion8 decks69 decks
8%synergy
Growing Rites of Itlimoc
10%inclusion7 decks69 decks
4%synergy
Wild Growth
10%inclusion7 decks69 decks
1%synergy
Choke
8.7%inclusion6 decks69 decks
9%synergy
Court of Garenbrig
8.7%inclusion6 decks69 decks
6%synergy
Curiosity
8.7%inclusion6 decks69 decks
7%synergy
Primal Empathy
8.7%inclusion6 decks69 decks
6%synergy
Bounty of the Luxa
8.7%inclusion6 decks69 decks
8%synergy
Stasis
8.7%inclusion6 decks69 decks
9%synergy
Fertile Ground
8.7%inclusion6 decks69 decks
7%synergy
Doubling Season
7.2%inclusion5 decks69 decks
-2%synergy
Inexorable Tide
7.2%inclusion5 decks69 decks
4%synergy
Path of Discovery
7.2%inclusion5 decks69 decks
5%synergy
Propaganda
7.2%inclusion5 decks69 decks
0%synergy
Wilderness Reclamation
7.2%inclusion5 decks69 decks
-2%synergy
Overgrowth
7.2%inclusion5 decks69 decks
6%synergy
Utopia Sprawl
5.8%inclusion4 decks69 decks
-1%synergy
Dawn's Reflection
5.8%inclusion4 decks69 decks
5%synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
12%inclusion8 decks69 decks
10%synergy
Utility Lands
Reliquary Tower
54%inclusion37 decks69 decks
4%synergy
Karn's Bastion
43%inclusion30 decks69 decks
32%synergy
Alchemist's Refuge
42%inclusion29 decks69 decks
25%synergy
Llanowar Reborn
39%inclusion27 decks69 decks
34%synergy
Rogue's Passage
38%inclusion26 decks69 decks
16%synergy
Nesting Grounds
29%inclusion20 decks69 decks
25%synergy
Mosswort Bridge
26%inclusion18 decks69 decks
8%synergy
Mystic Sanctuary
22%inclusion15 decks69 decks
9%synergy
Novijen, Heart of Progress
22%inclusion15 decks69 decks
17%synergy
Yavimaya, Cradle of Growth
20%inclusion14 decks69 decks
-1%synergy
Blast Zone
19%inclusion13 decks69 decks
16%synergy
Trenzalore Clocktower
19%inclusion13 decks69 decks
18%synergy
Temple of the False God
19%inclusion13 decks69 decks
3%synergy
Oran-Rief, the Vastwood
19%inclusion13 decks69 decks
14%synergy
Drannith Ruins
14%inclusion10 decks69 decks
14%synergy
Three Tree City
13%inclusion5 decks40 decks
7%synergy
Tyrite Sanctum
10%inclusion7 decks69 decks
9%synergy
Otawara, Soaring City
8.7%inclusion6 decks69 decks
-10%synergy
Boseiju, Who Endures
7.2%inclusion5 decks69 decks
-15%synergy
Mana Artifacts
Sol Ring
74%inclusion51 decks69 decks
-6%synergy
Arcane Signet
64%inclusion44 decks69 decks
1%synergy
Simic Signet
39%inclusion27 decks69 decks
7%synergy
Thought Vessel
29%inclusion20 decks69 decks
9%synergy
Everflowing Chalice
28%inclusion19 decks69 decks
23%synergy
Midnight Clock
20%inclusion14 decks69 decks
18%synergy
Bender's Waterskin
17%inclusion1 decks6 decks
15%synergy
Replicating Ring
14%inclusion10 decks69 decks
13%synergy
Commander's Sphere
12%inclusion8 decks69 decks
4%synergy
Empowered Autogenerator
12%inclusion8 decks69 decks
11%synergy
Talisman of Curiosity
10%inclusion7 decks69 decks
-12%synergy
Aetheric Amplifier
9.1%inclusion1 decks11 decks
8%synergy
Lands
Island
99%inclusion68 decks69 decks
3%synergy
Forest
96%inclusion66 decks69 decks
0%synergy
Command Tower
90%inclusion62 decks69 decks
5%synergy
Hinterland Harbor
77%inclusion53 decks69 decks
17%synergy
Simic Growth Chamber
62%inclusion43 decks69 decks
14%synergy
Vineglimmer Snarl
52%inclusion36 decks69 decks
13%synergy
Temple of Mystery
48%inclusion33 decks69 decks
9%synergy
Dreamroot Cascade
42%inclusion29 decks69 decks
-1%synergy
Flooded Grove
41%inclusion28 decks69 decks
-1%synergy
Breeding Pool
39%inclusion27 decks69 decks
-7%synergy
Rejuvenating Springs
38%inclusion26 decks69 decks
-6%synergy
Unclaimed Territory
35%inclusion24 decks69 decks
28%synergy
Secluded Courtyard
35%inclusion24 decks69 decks
28%synergy
Path of Ancestry
35%inclusion24 decks69 decks
18%synergy
Yavimaya Coast
32%inclusion22 decks69 decks
-20%synergy
Myriad Landscape
30%inclusion21 decks69 decks
8%synergy
Vivid Creek
25%inclusion17 decks69 decks
23%synergy
Vivid Grove
23%inclusion16 decks69 decks
22%synergy
Misty Rainforest
19%inclusion13 decks69 decks
-12%synergy
Barkchannel Pathway
19%inclusion13 decks69 decks
-1%synergy
Exotic Orchard
17%inclusion12 decks69 decks
-6%synergy
Willowrush Verge
17%inclusion2 decks12 decks
0%synergy
Tangled Islet
16%inclusion11 decks69 decks
0%synergy
Tendo Ice Bridge
14%inclusion10 decks69 decks
14%synergy
Overflowing Basin
13%inclusion9 decks67 decks
-6%synergy
Terramorphic Expanse
13%inclusion9 decks69 decks
-7%synergy
Waterlogged Grove
13%inclusion9 decks69 decks
-7%synergy
Botanical Sanctum
12%inclusion8 decks69 decks
-1%synergy
Cavern of Souls
12%inclusion8 decks69 decks
6%synergy
Evolving Wilds
12%inclusion8 decks69 decks
-14%synergy
Hedge Maze
12%inclusion8 decks69 decks
-8%synergy
Thornwood Falls
10%inclusion7 decks69 decks
-8%synergy
Fabled Passage
8.7%inclusion6 decks69 decks
-6%synergy
Thriving Isle
7.2%inclusion5 decks69 decks
5%synergy
Littjara Mirrorlake
7.2%inclusion5 decks69 decks
3%synergy
Power Depot
5.8%inclusion4 decks69 decks
5%synergy
Reflecting Pool
5.8%inclusion4 decks69 decks
3%synergy
Rimewood Falls
5.8%inclusion4 decks69 decks
-3%synergy
Bala Ged Recovery
5.8%inclusion4 decks69 decks
-4%synergy