Cogwork Assembler + Crystalline Crawler + Doubling Season + Cathars' Crusade
Cogwork Assembler
Crystalline Crawler
Doubling Season
Cathars' Crusade
Requires
Cogwork Assembler must be on the battlefield.
Crystalline Crawler must be on the battlefield.
Doubling Season must be on the battlefield.
Cathars' Crusade must be on the battlefield.
Mana needed: 
Steps
- Activate Cogwork Assembler by paying , creating two token copies of Crystalline Crawler with haste.
- Cathars' Crusade triggers twice, putting four +1/+1 counters on each creature you control.
- Activate the first activated abilities of any Crystalline Crawlers eight times by removing eight +1/+1 counters from them, adding eight mana of any color.
- Repeat.
Results
Infinite +1/+1 counters. Infinite colored mana. Infinite copies of artifacts. Infinite creature tokens with haste. Infinite ETB.
Shalai and Hallar
0.01% of 9085 decks
1 decks
Creatures
Hallar, the Firefletcher
100% of 1 decks
+100% synergy
Pentavus
100% of 1 decks
+100% synergy
Spawnsire of Ulamog
100% of 1 decks
+100% synergy
Walking Atlas
100% of 1 decks
+100% synergy
Stone-Seeder Hierophant
100% of 1 decks
+100% synergy
Marath, Will of the Wild
100% of 1 decks
+100% synergy
Ashaya, Soul of the Wild
100% of 1 decks
+99% synergy
Odric, Lunarch Marshal
100% of 1 decks
+99% synergy
Walking Ballista
100% of 1 decks
+98% synergy
Vigor
100% of 1 decks
+97% synergy
The Red Terror
100% of 1 decks
+97% synergy
Bright-Palm, Soul Awakener
100% of 1 decks
+96% synergy
Mikaeus, the Lunarch
100% of 1 decks
+96% synergy
Kalonian Hydra
100% of 1 decks
+96% synergy
Shalai, Voice of Plenty
100% of 1 decks
+95% synergy
Managorger Hydra
100% of 1 decks
+95% synergy
Tender Wildguide
100% of 1 decks
+94% synergy
Forgotten Ancient
100% of 1 decks
+94% synergy
Conclave Mentor
100% of 1 decks
+93% synergy
Gyre Sage
100% of 1 decks
+91% synergy
Avenger of Zendikar
100% of 1 decks
+91% synergy
Incubation Druid
100% of 1 decks
+90% synergy
Kutzil, Malamet Exemplar
100% of 1 decks
+77% synergy
Instants
Roiling Regrowth
100% of 1 decks
+96% synergy
Harrow
100% of 1 decks
+91% synergy
Inspiring Call
100% of 1 decks
+89% synergy
Swords to Plowshares
100% of 1 decks
+40% synergy
Sorceries
Nissa's Pilgrimage
100% of 1 decks
+99% synergy
Genesis Wave
100% of 1 decks
+99% synergy
Emeria's Call
100% of 1 decks
+99% synergy
Explosive Vegetation
100% of 1 decks
+96% synergy
Hour of Promise
100% of 1 decks
+95% synergy
Rootcast Apprenticeship
100% of 1 decks
+95% synergy
Rishkar's Expertise
100% of 1 decks
+84% synergy
Shamanic Revelation
100% of 1 decks
+83% synergy
Kodama's Reach
100% of 1 decks
+65% synergy
Rampant Growth
100% of 1 decks
+60% synergy
Farseek
100% of 1 decks
+50% synergy
Cultivate
100% of 1 decks
+46% synergy
Utility Artifacts
Mirror Gallery
100% of 1 decks
+100% synergy
Ashnod's Altar
100% of 1 decks
+94% synergy
Ozolith, the Shattered Spire
100% of 1 decks
+93% synergy
The Great Henge
100% of 1 decks
+86% synergy
Enchantments
Path of Discovery
100% of 1 decks
+99% synergy
Earthcraft
100% of 1 decks
+99% synergy
Communal Brewing
100% of 1 decks
+98% synergy
Asceticism
100% of 1 decks
+98% synergy
Zendikar Resurgent
100% of 1 decks
+98% synergy
Greater Good
100% of 1 decks
+96% synergy
Stocking the Pantry
100% of 1 decks
+96% synergy
Primal Vigor
100% of 1 decks
+96% synergy
Uncivil Unrest
100% of 1 decks
+94% synergy
All Will Be One
100% of 1 decks
+93% synergy
Innkeeper's Talent
100% of 1 decks
+92% synergy
Hardened Scales
100% of 1 decks
+91% synergy
Guardian Project
100% of 1 decks
+89% synergy
Beastmaster Ascension
100% of 1 decks
+88% synergy
Parallel Lives
100% of 1 decks
+88% synergy
Utility Lands
Rishadan Port
100% of 1 decks
+100% synergy
War Room
100% of 1 decks
+100% synergy
Bonders' Enclave
100% of 1 decks
+98% synergy
Sunhome, Fortress of the Legion
100% of 1 decks
+96% synergy
Temple of the False God
100% of 1 decks
+88% synergy
Kessig Wolf Run
100% of 1 decks
+82% synergy
Mosswort Bridge
100% of 1 decks
+81% synergy
Mana Artifacts
Chromatic Orrery
100% of 1 decks
+100% synergy
Sol Ring
100% of 1 decks
+16% synergy
Lands
Opal Palace
100% of 1 decks
+98% synergy
Inspiring Vantage
100% of 1 decks
+98% synergy
Reflecting Pool
100% of 1 decks
+94% synergy
Needleverge Pathway
100% of 1 decks
+93% synergy
Mana Confluence
100% of 1 decks
+93% synergy
Naya Panorama
100% of 1 decks
+92% synergy
Branchloft Pathway
100% of 1 decks
+91% synergy
Fabled Passage
100% of 1 decks
+89% synergy
Boros Garrison
100% of 1 decks
+86% synergy
Temple of Plenty
100% of 1 decks
+86% synergy
Sungrass Prairie
100% of 1 decks
+86% synergy
Gruul Turf
100% of 1 decks
+85% synergy
Selesnya Sanctuary
100% of 1 decks
+85% synergy
Myriad Landscape
100% of 1 decks
+84% synergy
Battlefield Forge
100% of 1 decks
+82% synergy
Terramorphic Expanse
100% of 1 decks
+77% synergy
Evolving Wilds
100% of 1 decks
+69% synergy
Sunpetal Grove
100% of 1 decks
+68% synergy
Path of Ancestry
100% of 1 decks
+66% synergy
Clifftop Retreat
100% of 1 decks
+66% synergy
Sacred Foundry
100% of 1 decks
+61% synergy
Temple Garden
100% of 1 decks
+57% synergy
Canopy Vista
100% of 1 decks
+51% synergy
Jungle Shrine
100% of 1 decks
+43% synergy
Command Tower
100% of 1 decks
+9% synergy