Training Grounds + Umbral Mantle + Arixmethes, Slumbering Isle

Training Grounds
Umbral Mantle
Arixmethes, Slumbering Isle
Requires
Training Grounds must be on the battlefield. Umbral Mantle must be on the battlefield. Arixmethes, Slumbering Isle must be on the battlefield.
Steps
  1. Activate Arixmethes by tapping it, adding .
  2. Activate Arixmethes by paying 1 and untapping it, giving it +2/+2 until end of turn.
  3. Repeat.
Results
Infinite colored mana. Infinitely large Arixmethes until end of turn.
New Commanders
Loot, the Pathfinder
0.04% of 2421 decks 1 decks
Top Commanders
Arixmethes, Slumbering Isle
0.22% of 4032 decks 9 decks
Kydele, Chosen of Kruphix // Thrasios, Triton Hero
2.17% of 414 decks 9 decks
The Pride of Hull Clade
0.21% of 2793 decks 6 decks
Kinnan, Bonder Prodigy
0.04% of 13752 decks 5 decks
Kenrith, the Returned King
0.02% of 23725 decks 4 decks
Experiment Kraj
0.25% of 1192 decks 3 decks
Zaxara, the Exemplary
0.02% of 13579 decks 3 decks
Gretchen Titchwillow
0.10% of 958 decks 1 decks
Archelos, Lagoon Mystic
0.03% of 3558 decks 1 decks
Kenessos, Priest of Thassa
0.03% of 3747 decks 1 decks
Alena, Kessig Trapper // Thrasios, Triton Hero
1.33% of 75 decks 1 decks
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Kodama of the East Tree // Thrasios, Triton Hero
0.35% of 284 decks 1 decks
New Cards
Pyrewood Gearhulk
50% of 2 decks +49% synergy
Redshift, Rocketeer Chief
50% of 2 decks +49% synergy
Sab-Sunen, Luxa Embodied
9% of 11 decks +8% synergy
Caelorna, Coral Tyrant
9% of 11 decks +9% synergy
High Synergy Cards
Agatha of the Vile Cauldron
100% of 4 decks +99% synergy
Freed from the Real
69% of 45 decks +67% synergy
Biomancer's Familiar
62% of 45 decks +60% synergy
Pemmin's Aura
53% of 45 decks +52% synergy
Staff of Domination
53% of 45 decks +52% synergy
Gyre Engineer
49% of 45 decks +48% synergy
Kiora's Follower
44% of 45 decks +39% synergy
Incubation Druid
36% of 45 decks +31% synergy
Loot, Exuberant Explorer
33% of 15 decks +29% synergy
Dramatic Reversal
33% of 45 decks +28% synergy
Top Cards
Counterspell
53% of 45 decks +11% synergy
Birds of Paradise
47% of 45 decks +19% synergy
Rampant Growth
47% of 45 decks +12% synergy
Growth Spiral
40% of 45 decks +18% synergy
Kodama's Reach
40% of 45 decks +9% synergy
Cultivate
40% of 45 decks -5% synergy
Beast Within
38% of 45 decks +1% synergy
Hullbreaker Horror
33% of 45 decks +26% synergy
Bloom Tender
33% of 45 decks +26% synergy
Seedborn Muse
33% of 45 decks +25% synergy
Game Changers
Kinnan, Bonder Prodigy
44% of 45 decks +40% synergy
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Demonic Tutor
38% of 8 decks +16% synergy
Mystical Tutor
24% of 45 decks +10% synergy
Thassa's Oracle
18% of 45 decks +11% synergy
Mana Vault
11% of 45 decks +5% synergy
Force of Will
11% of 45 decks +0% synergy
Ancient Tomb
9% of 45 decks -1% synergy
Grim Monolith
7% of 45 decks +5% synergy
Gaea's Cradle
7% of 45 decks +1% synergy
Chrome Mox
7% of 45 decks +0% synergy
Creatures
Faeburrow Elder
75% of 4 decks +64% synergy
Zaxara, the Exemplary
38% of 8 decks +36% synergy
Laboratory Maniac
29% of 45 decks +24% synergy
Koma, Cosmos Serpent
29% of 45 decks +24% synergy
Koma, World-Eater
27% of 15 decks +22% synergy
Vizier of Tumbling Sands
24% of 45 decks +23% synergy
Eternal Witness
24% of 45 decks +5% synergy
Voyaging Satyr
22% of 45 decks +22% synergy
Gyre Sage
22% of 45 decks +18% synergy
Selvala, Heart of the Wilds
22% of 45 decks +17% synergy
Fanatic of Rhonas
22% of 27 decks +16% synergy
Elvish Mystic
22% of 45 decks +5% synergy
Llanowar Elves
22% of 45 decks +1% synergy
Twenty-Toed Toad
22% of 23 decks +19% synergy
Omen Hawker
20% of 45 decks +19% synergy
Marvin, Murderous Mimic
20% of 20 decks +18% synergy
Ilysian Caryatid
20% of 45 decks +18% synergy
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Aesi, Tyrant of Gyre Strait
20% of 45 decks +14% synergy
Tatyova, Benthic Druid
20% of 45 decks +8% synergy
Bedrock Tortoise
19% of 37 decks +18% synergy
Ley Weaver
18% of 45 decks +18% synergy
Charix, the Raging Isle
18% of 45 decks +17% synergy
Spawning Kraken
18% of 45 decks +17% synergy
Nezahal, Primal Tide
18% of 45 decks +14% synergy
Nyxbloom Ancient
18% of 45 decks +14% synergy
Murkfiend Liege
18% of 45 decks +14% synergy
Hydroid Krasis
18% of 45 decks +13% synergy
Sanctum Weaver
18% of 45 decks +12% synergy
Arbor Elf
18% of 45 decks +12% synergy
Lotus Cobra
18% of 45 decks +10% synergy
Fyndhorn Elves
18% of 45 decks +6% synergy
Hope Tender
16% of 45 decks +15% synergy
Vigean Graftmage
16% of 45 decks +15% synergy
Argothian Elder
16% of 45 decks +15% synergy
Arcanis the Omnipotent
16% of 45 decks +14% synergy
Sylvan Caryatid
16% of 45 decks +14% synergy
Maraleaf Pixie
16% of 45 decks +14% synergy
Scourge of Fleets
16% of 45 decks +14% synergy
Devoted Druid
16% of 45 decks +13% synergy
Peregrine Drake
16% of 45 decks +12% synergy
Uro, Titan of Nature's Wrath
16% of 45 decks +11% synergy
Kami of Whispered Hopes
16% of 45 decks +9% synergy
Enduring Vitality
15% of 20 decks +8% synergy
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Benthic Anomaly
15% of 27 decks +14% synergy
Ioreth of the Healing House
14% of 42 decks +13% synergy
Xolatoyac, the Smiling Flood
14% of 37 decks +12% synergy
Knacksaw Clique
13% of 45 decks +13% synergy
Horseshoe Crab
13% of 45 decks +13% synergy
Walking Bulwark
13% of 45 decks +13% synergy
Krosan Restorer
13% of 45 decks +13% synergy
Instants
Pongify
29% of 45 decks +17% synergy
Negate
29% of 45 decks +6% synergy
Planar Genesis
26% of 27 decks +21% synergy
Blue Sun's Zenith
24% of 45 decks +22% synergy
Brainstorm
24% of 45 decks +5% synergy
Cyclonic Rift
24% of 45 decks -2% synergy
An Offer You Can't Refuse
22% of 45 decks +1% synergy
Heroic Intervention
22% of 45 decks -8% synergy
Rapid Hybridization
18% of 45 decks +9% synergy
Worldly Tutor
18% of 45 decks +4% synergy
Arcane Denial
18% of 45 decks -2% synergy
Brainsurge
15% of 27 decks +13% synergy
Reality Shift
13% of 45 decks +5% synergy
Fierce Guardianship
13% of 45 decks -5% synergy
Pull from Tomorrow
11% of 45 decks +8% synergy
Simic Charm
11% of 45 decks +8% synergy
Nature's Claim
11% of 45 decks +3% synergy
Frantic Search
11% of 45 decks -2% synergy
Double Major
9% of 45 decks +6% synergy
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Force of Negation
9% of 45 decks +0% synergy
Mana Drain
9% of 45 decks -6% synergy
Repulsive Mutation
9% of 34 decks +6% synergy
Long-Term Plans
7% of 45 decks +6% synergy
Stroke of Genius
7% of 45 decks +6% synergy
Voidslime
7% of 45 decks +5% synergy
Spell Pierce
7% of 45 decks +3% synergy
Dispel
7% of 45 decks +2% synergy
Resculpt
7% of 45 decks +2% synergy
Muddle the Mixture
7% of 45 decks +2% synergy
Noxious Revival
7% of 45 decks +1% synergy
Return to Nature
7% of 45 decks +1% synergy
Aetherize
7% of 45 decks +1% synergy
Pact of Negation
7% of 45 decks -1% synergy
Return of the Wildspeaker
7% of 45 decks -6% synergy
Swan Song
7% of 45 decks -10% synergy
Sorceries
Villainous Wealth
38% of 8 decks +29% synergy
Nature's Lore
33% of 45 decks +2% synergy
Farseek
27% of 45 decks -8% synergy
Whelming Wave
20% of 45 decks +18% synergy
Finale of Devastation
18% of 45 decks +10% synergy
Windfall
18% of 45 decks +5% synergy
Three Visits
18% of 45 decks -7% synergy
Traverse the Outlands
13% of 45 decks +11% synergy
Fabricate
13% of 45 decks +8% synergy
Rishkar's Expertise
13% of 45 decks +3% synergy
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Ponder
13% of 45 decks +1% synergy
Bridgeworks Battle
11% of 27 decks +7% synergy
Explore
11% of 45 decks +2% synergy
Last March of the Ents
10% of 42 decks +6% synergy
Body of Research
9% of 45 decks +8% synergy
Animist's Awakening
9% of 45 decks +8% synergy
Finale of Revelation
9% of 45 decks +7% synergy
Sea Gate Restoration
9% of 45 decks +4% synergy
Overwhelming Stampede
9% of 45 decks +3% synergy
Bala Ged Recovery
9% of 45 decks +0% synergy
Preordain
9% of 45 decks -1% synergy
Tunnel Vision
7% of 45 decks +7% synergy
Green Sun's Twilight
7% of 45 decks +5% synergy
Tooth and Nail
7% of 45 decks +5% synergy
Awaken the Woods
7% of 45 decks +4% synergy
Urban Evolution
7% of 45 decks +3% synergy
Serum Visions
7% of 45 decks +3% synergy
Eldritch Evolution
7% of 45 decks +2% synergy
Green Sun's Zenith
7% of 45 decks +1% synergy
Utility Artifacts
Swiftfoot Boots
29% of 45 decks +1% synergy
Lightning Greaves
24% of 45 decks -1% synergy
Isochron Scepter
22% of 45 decks +20% synergy
Thousand-Year Elixir
18% of 45 decks +16% synergy
Rings of Brighthearth
16% of 45 decks +14% synergy
Sword of the Paruns
13% of 45 decks +13% synergy
Sensei's Divining Top
13% of 45 decks +8% synergy
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Agatha's Soul Cauldron
12% of 40 decks +11% synergy
Illusionist's Bracers
11% of 45 decks +10% synergy
Heartstone
9% of 45 decks +8% synergy
Grafted Exoskeleton
9% of 45 decks +8% synergy
Fireshrieker
9% of 45 decks +7% synergy
Venser's Journal
7% of 45 decks +6% synergy
Conduit of Worlds
7% of 45 decks +1% synergy
Commander's Sphere
7% of 45 decks -8% synergy
Enchantments
Kozilek's Unsealing
22% of 27 decks +21% synergy
Utopia Sprawl
22% of 45 decks +14% synergy
Mystic Remora
22% of 45 decks +5% synergy
Rhystic Study
20% of 45 decks -7% synergy
Mana Reflection
18% of 45 decks +16% synergy
Ominous Seas
18% of 45 decks +15% synergy
Garruk's Uprising
18% of 45 decks +2% synergy
Retreat to Coralhelm
16% of 45 decks +13% synergy
Leyline of Anticipation
16% of 45 decks +11% synergy
Intruder Alarm
13% of 45 decks +11% synergy
Cryptolith Rite
13% of 45 decks +10% synergy
Teferi's Ageless Insight
13% of 45 decks +8% synergy
Monstrous Vortex
11% of 27 decks +9% synergy
Fertile Ground
11% of 45 decks +7% synergy
Wizard Class
11% of 45 decks +7% synergy
Simic Ascendancy
11% of 45 decks +5% synergy
Exploration
11% of 45 decks +3% synergy
Guardian Project
11% of 45 decks +3% synergy
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Leyline of Abundance
9% of 45 decks +7% synergy
Wilderness Reclamation
9% of 45 decks +5% synergy
Sylvan Library
9% of 45 decks -2% synergy
Wild Growth
9% of 45 decks -2% synergy
Elven Chorus
7% of 42 decks +4% synergy
Power Artifact
7% of 45 decks +6% synergy
Market Festival
7% of 45 decks +6% synergy
Treefolk Umbra
7% of 45 decks +6% synergy
Quest for Ula's Temple
7% of 45 decks +6% synergy
Assault Formation
7% of 45 decks +6% synergy
Burgeoning
7% of 45 decks +3% synergy
Aqueous Form
7% of 45 decks +3% synergy
Greater Good
7% of 45 decks +2% synergy
Unnatural Growth
7% of 45 decks +1% synergy
Kenrith's Transformation
7% of 45 decks +1% synergy
Propaganda
7% of 45 decks -5% synergy
Planeswalkers
Jace, Wielder of Mysteries
24% of 45 decks +21% synergy
Kiora, Behemoth Beckoner
16% of 45 decks +12% synergy
Kiora, Master of the Depths
11% of 45 decks +10% synergy
Kiora, the Crashing Wave
7% of 45 decks +5% synergy
Teferi, Temporal Pilgrim
7% of 45 decks +5% synergy
Narset, Parter of Veils
7% of 45 decks +2% synergy
Utility Lands
Reliquary Tower
58% of 45 decks +28% synergy
Yavimaya, Cradle of Growth
31% of 45 decks +22% synergy
Alchemist's Refuge
27% of 45 decks +20% synergy
Boseiju, Who Endures
24% of 45 decks +6% synergy
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Temple of the False God
20% of 45 decks +10% synergy
Thespian's Stage
18% of 45 decks +15% synergy
Otawara, Soaring City
18% of 45 decks +1% synergy
Rogue's Passage
18% of 45 decks -2% synergy
Mystic Sanctuary
16% of 45 decks +4% synergy
Minamo, School at Water's Edge
13% of 45 decks +9% synergy
Lotus Field
11% of 45 decks +10% synergy
Access Tunnel
11% of 45 decks +9% synergy
Castle Vantress
11% of 45 decks +7% synergy
Shifting Woodland
11% of 27 decks +4% synergy
Coral Atoll
9% of 45 decks +8% synergy
Dark Depths
9% of 45 decks +8% synergy
Homeward Path
7% of 45 decks +5% synergy
Treasure Vault
7% of 45 decks +4% synergy
Command Beacon
7% of 45 decks +2% synergy
Oran-Rief, the Vastwood
7% of 45 decks +2% synergy
Mana Artifacts
Sol Ring
89% of 45 decks +5% synergy
Arcane Signet
53% of 45 decks -19% synergy
Basalt Monolith
33% of 45 decks +31% synergy
Thought Vessel
31% of 45 decks +14% synergy
Simic Signet
29% of 45 decks +15% synergy
Talisman of Curiosity
16% of 45 decks +3% synergy
Gilded Lotus
13% of 45 decks +10% synergy
Decanter of Endless Water
13% of 45 decks +9% synergy
Chromatic Orrery
11% of 45 decks +10% synergy
Fellwar Stone
11% of 45 decks -10% synergy
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Mox Amber
9% of 45 decks +5% synergy
Everflowing Chalice
9% of 45 decks +4% synergy
Paradise Mantle
7% of 45 decks +6% synergy
Machine God's Effigy
7% of 45 decks +5% synergy
Mana Crypt
7% of 45 decks +1% synergy
Lands
Command Tower
73% of 45 decks -1% synergy
Hinterland Harbor
67% of 45 decks +37% synergy
Simic Growth Chamber
51% of 45 decks +32% synergy
Breeding Pool
51% of 45 decks +11% synergy
Dimir Aqueduct
50% of 8 decks +33% synergy
Zagoth Triome
50% of 8 decks +20% synergy
Ketria Triome
50% of 6 decks +18% synergy
Watery Grave
50% of 8 decks +10% synergy
Dreamroot Cascade
47% of 45 decks +27% synergy
Yavimaya Coast
42% of 45 decks +15% synergy
Flooded Grove
40% of 45 decks +27% synergy
Rejuvenating Springs
40% of 45 decks +12% synergy
Golgari Rot Farm
38% of 8 decks +20% synergy
Overgrown Tomb
38% of 8 decks -4% synergy
Temple of Mystery
36% of 45 decks +18% synergy
Hedge Maze
35% of 34 decks +24% synergy
Vineglimmer Snarl
27% of 45 decks +16% synergy
Evolving Wilds
27% of 45 decks +6% synergy
Exotic Orchard
27% of 45 decks -9% synergy
Overflowing Basin
24% of 33 decks +16% synergy
Tangled Islet
22% of 45 decks +16% synergy
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Misty Rainforest
22% of 45 decks +11% synergy
Terramorphic Expanse
20% of 45 decks +4% synergy
Thornwood Falls
18% of 45 decks +10% synergy
Tropical Island
18% of 45 decks +4% synergy
Myriad Landscape
18% of 45 decks -1% synergy
Fabled Passage
16% of 45 decks +7% synergy
Escape Tunnel
15% of 34 decks +13% synergy
Botanical Sanctum
13% of 45 decks +9% synergy
Barkchannel Pathway
11% of 45 decks +3% synergy
Verdant Catacombs
9% of 45 decks -2% synergy
Polluted Delta
9% of 45 decks -3% synergy
Rimewood Falls
7% of 45 decks +2% synergy
Waterlogged Grove
7% of 45 decks -1% synergy
Windswept Heath
7% of 45 decks -4% synergy
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