Marath, Will of the Wild + Agatha's Soul Cauldron + Wildwood Mentor + Ashnod's Altar
Marath, Will of the Wild
Agatha's Soul Cauldron
Wildwood Mentor
Ashnod's Altar
Requires
Marath, Will of the Wild must be in exile (exiled by Agatha's Soul Cauldron).
Agatha's Soul Cauldron must be on the battlefield.
Wildwood Mentor must be on the battlefield.
Ashnod's Altar must be on the battlefield.
Wildwood Mentor has at least one +1/+1 counter on it.
Mana needed: 
Steps
- Activate Wildwood Mentor using Marath's ability by paying and removing a +1/+1 counter from it, creating a 1/1 Elemental creature token.
- When the Elemental enters the battlefield, Wildwood Mentor's first ability triggers, putting a +1/+1 counter on itself.
- Activate Ashnod's Altar by sacrificing the Elemental, adding .
- Repeat.
- Once you have infinite mana, you may forego sacrificing the Elementals.
Results
Infinite colorless mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.
Marath, Will of the Wild
0.04% of 2413 decks
1 decks
Bruse Tarl, Boorish Herder // Reyhan, Last of the Abzan
0.33% of 302 decks
1 decks
Creatures
Tayam, Luminous Enigma
100% of 1 decks
+100% synergy
Necrotic Ooze
100% of 1 decks
+99% synergy
Aron, Benalia's Ruin
100% of 1 decks
+99% synergy
Karlov of the Ghost Council
100% of 1 decks
+99% synergy
Ob Nixilis, Captive Kingpin
100% of 1 decks
+99% synergy
Benevolent Hydra
100% of 2 decks
+98% synergy
Agatha of the Vile Cauldron
100% of 2 decks
+98% synergy
Fiend Artisan
100% of 1 decks
+97% synergy
Ojer Axonil, Deepest Might
100% of 1 decks
+97% synergy
Shalai and Hallar
100% of 2 decks
+96% synergy
Sovereign Okinec Ahau
100% of 1 decks
+95% synergy
Kami of Whispered Hopes
100% of 2 decks
+92% synergy
Kutzil, Malamet Exemplar
100% of 1 decks
+81% synergy
Esper Sentinel
100% of 2 decks
+79% synergy
Eternal Witness
100% of 2 decks
+79% synergy
Ignoble Hierarch
100% of 1 decks
+74% synergy
Birds of Paradise
100% of 2 decks
+73% synergy
Worldsoul Colossus
50% of 2 decks
+50% synergy
Midnight Guard
50% of 2 decks
+50% synergy
Order of Whiteclay
50% of 2 decks
+50% synergy
War Elemental
50% of 2 decks
+50% synergy
Othelm, Sigardian Outcast
50% of 2 decks
+50% synergy
Cryptic Trilobite
50% of 2 decks
+50% synergy
Crystalline Crawler
50% of 2 decks
+50% synergy
Spike Feeder
50% of 2 decks
+50% synergy
Triskelion
50% of 2 decks
+50% synergy
Bloodspore Thrinax
50% of 2 decks
+50% synergy
Gorilla Shaman
50% of 2 decks
+49% synergy
Ulasht, the Hate Seed
50% of 2 decks
+49% synergy
Voice of Resurgence
50% of 2 decks
+49% synergy
Accomplished Alchemist
50% of 2 decks
+49% synergy
Leafkin Avenger
50% of 2 decks
+49% synergy
Wayfaring Temple
50% of 2 decks
+49% synergy
Herd Baloth
50% of 2 decks
+49% synergy
Svella, Ice Shaper
50% of 2 decks
+49% synergy
Captivating Crew
50% of 2 decks
+49% synergy
Metallic Mimic
50% of 2 decks
+49% synergy
Ranging Raptors
50% of 2 decks
+48% synergy
Ripjaw Raptor
50% of 2 decks
+48% synergy
Dusk Legion Duelist
50% of 2 decks
+48% synergy
Fertilid
50% of 2 decks
+48% synergy
Hamza, Guardian of Arashin
50% of 2 decks
+48% synergy
Archangel of Thune
50% of 2 decks
+48% synergy
Grumgully, the Generous
50% of 2 decks
+48% synergy
Trostani, Selesnya's Voice
50% of 2 decks
+47% synergy
Abzan Falconer
50% of 2 decks
+47% synergy
Walking Ballista
50% of 2 decks
+47% synergy
Good-Fortune Unicorn
50% of 2 decks
+47% synergy
Zirda, the Dawnwaker
50% of 2 decks
+47% synergy
Arwen, Weaver of Hope
50% of 2 decks
+47% synergy
Instants
Chord of Calling
100% of 2 decks
+94% synergy
Inspiring Call
100% of 2 decks
+92% synergy
Eladamri's Call
100% of 2 decks
+89% synergy
Anguished Unmaking
100% of 1 decks
+76% synergy
Assassin's Trophy
100% of 1 decks
+70% synergy
Flawless Maneuver
50% of 2 decks
+40% synergy
Enlightened Tutor
50% of 2 decks
+32% synergy
Boros Charm
50% of 2 decks
+25% synergy
Heroic Intervention
50% of 2 decks
+20% synergy
Beast Within
50% of 2 decks
+11% synergy
Path to Exile
50% of 2 decks
+5% synergy
Swords to Plowshares
50% of 2 decks
-13% synergy
Sorceries
Green Sun's Zenith
100% of 2 decks
+94% synergy
Toxic Deluge
100% of 1 decks
+83% synergy
Nature's Lore
100% of 2 decks
+68% synergy
Damning Verdict
50% of 2 decks
+48% synergy
Skyshroud Claim
50% of 2 decks
+41% synergy
Shamanic Revelation
50% of 2 decks
+41% synergy
Three Visits
50% of 2 decks
+25% synergy
Farseek
50% of 2 decks
+16% synergy
Rampant Growth
50% of 2 decks
+15% synergy
Utility Artifacts
Basilisk Collar
50% of 2 decks
+47% synergy
The Ozolith
50% of 2 decks
+47% synergy
Ozolith, the Shattered Spire
50% of 2 decks
+44% synergy
Lightning Greaves
50% of 2 decks
+25% synergy
Enchantments
Rhythm of the Wild
100% of 2 decks
+77% synergy
Unbound Flourishing
50% of 2 decks
+49% synergy
Invigorating Hot Spring
50% of 2 decks
+47% synergy
Virtue of Loyalty
50% of 2 decks
+47% synergy
Primal Vigor
50% of 2 decks
+47% synergy
All Will Be One
50% of 2 decks
+47% synergy
Cathars' Crusade
50% of 2 decks
+44% synergy
Doubling Season
50% of 2 decks
+41% synergy
Hardened Scales
50% of 2 decks
+41% synergy
Aura Shards
50% of 2 decks
+41% synergy
Smothering Tithe
50% of 2 decks
+25% synergy
Planeswalkers
Grist, the Hunger Tide
100% of 1 decks
+96% synergy
Utility Lands
Inventors' Fair
50% of 2 decks
+46% synergy
Castle Garenbrig
50% of 2 decks
+45% synergy
Gavony Township
50% of 2 decks
+40% synergy
Mana Artifacts
Arcane Signet
50% of 2 decks
-22% synergy
Sol Ring
50% of 2 decks
-34% synergy
Lands
Shattered Sanctum
100% of 1 decks
+87% synergy
Deathcap Glade
100% of 1 decks
+86% synergy
Overgrown Farmland
100% of 2 decks
+84% synergy
Rockfall Vale
100% of 2 decks
+78% synergy
Llanowar Wastes
100% of 1 decks
+74% synergy
Savai Triome
100% of 1 decks
+73% synergy
Isolated Chapel
100% of 1 decks
+73% synergy
Woodland Cemetery
100% of 1 decks
+72% synergy
Indatha Triome
100% of 1 decks
+69% synergy
Ziatora's Proving Ground
100% of 1 decks
+68% synergy
Jetmir's Garden
100% of 2 decks
+67% synergy
Canopy Vista
100% of 2 decks
+64% synergy
Sacred Foundry
100% of 2 decks
+64% synergy
Cinder Glade
100% of 2 decks
+62% synergy
Temple Garden
100% of 2 decks
+59% synergy
Godless Shrine
100% of 1 decks
+59% synergy
Stomping Ground
100% of 2 decks
+59% synergy
Overgrown Tomb
100% of 1 decks
+57% synergy
Command Tower
100% of 2 decks
+26% synergy
Opal Palace
50% of 2 decks
+47% synergy
Sunbaked Canyon
50% of 2 decks
+45% synergy
Horizon Canopy
50% of 2 decks
+45% synergy
Fabled Passage
50% of 2 decks
+41% synergy
Wooded Foothills
50% of 2 decks
+40% synergy
Windswept Heath
50% of 2 decks
+40% synergy
Arid Mesa
50% of 2 decks
+39% synergy
Sundown Pass
50% of 2 decks
+35% synergy
Brushland
50% of 2 decks
+34% synergy
Karplusan Forest
50% of 2 decks
+33% synergy
Sunpetal Grove
50% of 2 decks
+27% synergy
Rootbound Crag
50% of 2 decks
+26% synergy
Bountiful Promenade
50% of 2 decks
+26% synergy
Spire Garden
50% of 2 decks
+26% synergy
Spectator Seating
50% of 2 decks
+25% synergy
Exotic Orchard
50% of 2 decks
+14% synergy