Enduring Renewal + Crystalline Crawler + Ashnod's Altar

Enduring Renewal
Crystalline Crawler
Ashnod's Altar

Requires
Enduring Renewal must be on the battlefield. Crystalline Crawler must be in hand. Ashnod's Altar must be on the battlefield. Mana needed: 4 in four different colors
Steps
  1. Cast Crystalline Crawler by paying 4 in four different colors, causing Crystalline Crawler to enter the battlefield with four +1/+1 counters on it.
  2. Activate Crystalline Crawler's first ability four times by removing four +1/+1 counters from it, adding 4 in four different colors.
  3. Activate Ashnod's Altar by sacrificing Crystalline Crawler, adding .
  4. When Crystalline Crawler dies, Enduring Renewal triggers, returning Crystalline Crawler from your graveyard to your hand.
  5. Repeat.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.

Rosie Cotton of South Lane
0.98% of 204 decks 2 decks
Zabaz, the Glimmerwasp
0.09% of 2118 decks 2 decks
Zacama, Primal Calamity
0.05% of 3890 decks 2 decks
Alela, Artful Provocateur
0.01% of 12134 decks 1 decks
Heliod, Sun-Crowned
0.03% of 3523 decks 1 decks
Elesh Norn, Mother of Machines
0.01% of 7377 decks 1 decks
Tayam, Luminous Enigma
0.02% of 5725 decks 1 decks
Lae'zel, Vlaakith's Champion // Master Chef
0.04% of 2258 decks 1 decks
Brenard, Ginger Sculptor
0.01% of 7525 decks 1 decks
Atraxa, Praetors' Voice
0.00% of 35211 decks 1 decks
High Synergy Cards
Phyrexian Altar
69% of 13 decks +65% synergy
Cathars' Crusade
62% of 13 decks +56% synergy
Triskelion
54% of 13 decks +53% synergy
Krark-Clan Ironworks
54% of 13 decks +53% synergy
Walking Ballista
54% of 13 decks +51% synergy
Animation Module
46% of 13 decks +46% synergy
Blasting Station
46% of 13 decks +46% synergy
Myr Retriever
46% of 13 decks +44% synergy
Heliod, Sun-Crowned
46% of 13 decks +43% synergy
Workhorse
38% of 13 decks +38% synergy
Top Cards
Enlightened Tutor
46% of 13 decks +28% synergy
Hangarback Walker
38% of 13 decks +38% synergy
Scrap Trawler
38% of 13 decks +36% synergy
Altar of Dementia
38% of 13 decks +36% synergy
Anointed Procession
38% of 13 decks +30% synergy
Esper Sentinel
38% of 13 decks +18% synergy
Swords to Plowshares
38% of 13 decks -24% synergy
Mondrak, Glory Dominus
36% of 11 decks +27% synergy
Triskelavus
31% of 13 decks +31% synergy
Cryptic Trilobite
31% of 13 decks +31% synergy
Creatures
Syr Ginger, the Meal Ender
50% of 6 decks +49% synergy
Conclave Mentor
50% of 6 decks +46% synergy
Phyrexian Walker
31% of 13 decks +30% synergy
Memnite
31% of 13 decks +30% synergy
Oswald Fiddlebender
31% of 13 decks +29% synergy
Ornithopter
31% of 13 decks +29% synergy
Teshar, Ancestor's Apostle
31% of 13 decks +28% synergy
Mentor of the Meek
31% of 13 decks +25% synergy
Thopter Squadron
23% of 13 decks +23% synergy
Pentavus
23% of 13 decks +23% synergy
Arcbound Crusher
23% of 13 decks +23% synergy
Scrapyard Recombiner
23% of 13 decks +23% synergy
Arcbound Mouser
23% of 13 decks +23% synergy
Shield Sphere
23% of 13 decks +23% synergy
Arcbound Ravager
23% of 13 decks +23% synergy
Ranger of Eos
23% of 13 decks +23% synergy
Basri's Lieutenant
23% of 13 decks +22% synergy
Recruiter of the Guard
23% of 13 decks +20% synergy
Foundry Inspector
23% of 13 decks +19% synergy
Ranger-Captain of Eos
23% of 13 decks +18% synergy
Instants
Flawless Maneuver
23% of 13 decks +13% synergy
Path to Exile
23% of 13 decks -22% synergy
Sorceries
Idyllic Tutor
31% of 13 decks +26% synergy
Utility Artifacts
The Ozolith
31% of 13 decks +27% synergy
Oketra's Monument
23% of 13 decks +21% synergy
Skullclamp
23% of 13 decks +11% synergy
Enchantments
Doubling Season
50% of 6 decks +41% synergy
Light of Promise
23% of 13 decks +22% synergy
Smothering Tithe
23% of 13 decks -2% synergy
Utility Lands
Urza's Saga
38% of 13 decks +31% synergy
Darksteel Citadel
31% of 13 decks +27% synergy
Inventors' Fair
23% of 13 decks +19% synergy
Ancient Den
23% of 13 decks +18% synergy
Ancient Tomb
23% of 13 decks +13% synergy
Mana Artifacts
Sol Ring
77% of 13 decks -8% synergy
Arcane Signet
38% of 13 decks -34% synergy
Everflowing Chalice
23% of 13 decks +18% synergy
Lands
Godless Shrine
100% of 3 decks +59% synergy
Bountiful Promenade
50% of 6 decks +26% synergy
Command Tower
38% of 13 decks -35% synergy