Zameck Guildmage + Glen Elendra Archmage + Ashnod's Altar

Zameck Guildmage
Glen Elendra Archmage
Ashnod's Altar

Requires
Zameck Guildmage must be on the battlefield. Glen Elendra Archmage must be on the battlefield. Ashnod's Altar must be on the battlefield. Mana needed:
Steps
  1. Activate Zameck Guildmage's first ability by paying , causing each creature you control to enter the battlefield with an additional +1/+1 counter this turn.
  2. Activate Ashnod's Altar by sacrificing Glen Elendra Archmage, adding .
  3. Glen Elendra Archmage dies, triggering its persist ability, returning it from your graveyard to the battlefield with no -1/-1 counters due to Zameck Guildmage.
  4. Repeat from step 2.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

The Swarmlord
0.26% of 2319 decks 6 decks
Falco Spara, Pactweaver
0.04% of 4725 decks 2 decks
Kenrith, the Returned King
0.01% of 20593 decks 2 decks
High Synergy Cards
Putrid Goblin
83% of 6 decks +83% synergy
Grumgully, the Generous
83% of 12 decks +83% synergy
Puppeteer Clique
83% of 6 decks +83% synergy
Goblin Bombardment
83% of 12 decks +80% synergy
Murderous Redcap
80% of 5 decks +80% synergy
Viscera Seer
83% of 6 decks +78% synergy
Kitchen Finks
75% of 8 decks +75% synergy
Good-Fortune Unicorn
75% of 8 decks +74% synergy
Rendclaw Trow
67% of 6 decks +67% synergy
Renata, Called to the Hunt
65% of 17 decks +64% synergy
Top Cards
Cathars' Crusade
62% of 8 decks +60% synergy
Master Biomancer
61% of 18 decks +60% synergy
Altar of Dementia
61% of 18 decks +58% synergy
Woodfall Primus
56% of 18 decks +55% synergy
Phyrexian Altar
56% of 18 decks +51% synergy
Beast Within
56% of 18 decks +37% synergy
Heartmender
50% of 8 decks +50% synergy
Kithkin Spellduster
50% of 8 decks +50% synergy
Scuzzback Marauders
50% of 12 decks +50% synergy
Safehold Elite
50% of 8 decks +50% synergy
Creatures
Restless Apparition
60% of 5 decks +60% synergy
Lingering Tormentor
50% of 6 decks +50% synergy
Furystoke Giant
50% of 12 decks +50% synergy
Thermopod
50% of 12 decks +50% synergy
Bloodspore Thrinax
50% of 18 decks +50% synergy
River Kelpie
50% of 18 decks +50% synergy
Carrion Feeder
50% of 6 decks +47% synergy
Lesser Masticore
47% of 17 decks +47% synergy
Grazing Kelpie
44% of 18 decks +44% synergy
Aerie Ouphes
39% of 18 decks +39% synergy
Twilight Shepherd
38% of 8 decks +37% synergy
Juniper Order Ranger
38% of 8 decks +37% synergy
Arwen, Weaver of Hope
38% of 8 decks +36% synergy
Combine Guildmage
35% of 17 decks +35% synergy
Melira, Sylvok Outcast
33% of 18 decks +33% synergy
Tyranid Prime
33% of 12 decks +33% synergy
Witty Roastmaster
33% of 12 decks +32% synergy
Trapjaw Kelpie
28% of 18 decks +28% synergy
Rishkar, Peema Renegade
28% of 18 decks +26% synergy
Llanowar Elves
28% of 18 decks +18% synergy
Birds of Paradise
28% of 18 decks +15% synergy
Termagant Swarm
25% of 12 decks +25% synergy
Animar, Soul of Elements
25% of 12 decks +25% synergy
Purphoros, God of the Forge
25% of 12 decks +23% synergy
Chasm Skulker
22% of 18 decks +20% synergy
Eternal Witness
22% of 18 decks +12% synergy
Evolution Sage
18% of 17 decks +14% synergy
Fathom Mage
17% of 18 decks +16% synergy
Mycoloth
17% of 18 decks +16% synergy
Devoted Druid
17% of 18 decks +15% synergy
Metallic Mimic
17% of 18 decks +15% synergy
Elvish Mystic
17% of 18 decks +8% synergy
Sakura-Tribe Elder
17% of 18 decks +8% synergy
Instants
Generous Gift
50% of 8 decks +38% synergy
Path to Exile
38% of 8 decks +17% synergy
Swords to Plowshares
38% of 8 decks +9% synergy
Heroic Intervention
33% of 18 decks +20% synergy
Chaos Warp
33% of 12 decks +18% synergy
Reality Shift
28% of 18 decks +23% synergy
Counterspell
28% of 18 decks +7% synergy
Artifact Mutation
25% of 12 decks +24% synergy
Growth Spiral
24% of 17 decks +19% synergy
An Offer You Can't Refuse
24% of 17 decks +14% synergy
Inspiring Call
22% of 18 decks +19% synergy
Cyclonic Rift
22% of 18 decks +8% synergy
Worldly Tutor
17% of 18 decks +10% synergy
Brainstorm
17% of 18 decks +6% synergy
Sorceries
Farseek
39% of 18 decks +23% synergy
Cultivate
39% of 18 decks +17% synergy
Rampant Growth
33% of 18 decks +17% synergy
Blasphemous Act
33% of 12 decks +17% synergy
Bala Ged Recovery
24% of 17 decks +19% synergy
Three Visits
22% of 18 decks +11% synergy
Nature's Lore
22% of 18 decks +7% synergy
Kodama's Reach
22% of 18 decks +7% synergy
Fabricate
17% of 18 decks +14% synergy
Utility Artifacts
Blasting Station
50% of 18 decks +49% synergy
The Great Henge
41% of 17 decks +36% synergy
Spawning Pit
28% of 18 decks +27% synergy
Cauldron of Souls
28% of 18 decks +27% synergy
Birthing Pod
28% of 18 decks +27% synergy
Skullclamp
22% of 18 decks +10% synergy
Enchantments
Rhythm of the Wild
50% of 12 decks +45% synergy
Master Chef
40% of 15 decks +39% synergy
Tribute to the World Tree
38% of 8 decks +33% synergy
Impact Tremors
33% of 12 decks +29% synergy
Rhystic Study
28% of 18 decks +14% synergy
Temur Ascendancy
25% of 12 decks +23% synergy
Fecundity
22% of 18 decks +22% synergy
Greater Good
22% of 18 decks +20% synergy
Path of Discovery
17% of 18 decks +16% synergy
Evolutionary Leap
17% of 18 decks +16% synergy
Cryptolith Rite
17% of 18 decks +15% synergy
Utility Lands
Yavimaya, Cradle of Growth
24% of 17 decks +14% synergy
Otawara, Soaring City
18% of 17 decks +9% synergy
Dryad Arbor
17% of 18 decks +15% synergy
High Market
17% of 18 decks +13% synergy
Ancient Tomb
17% of 18 decks +6% synergy
Mana Artifacts
Sol Ring
78% of 18 decks -7% synergy
Arcane Signet
71% of 17 decks -1% synergy
Simic Signet
33% of 18 decks +30% synergy
Gruul Signet
25% of 12 decks +22% synergy
Fellwar Stone
17% of 18 decks -4% synergy
Lands
Command Tower
89% of 18 decks +15% synergy
Temple Garden
75% of 8 decks +66% synergy
Hallowed Fountain
75% of 8 decks +66% synergy
Breeding Pool
61% of 18 decks +52% synergy
The World Tree
60% of 5 decks +58% synergy
Sacred Foundry
60% of 5 decks +52% synergy
Blood Crypt
60% of 5 decks +51% synergy
Godless Shrine
60% of 5 decks +51% synergy
Stomping Ground
58% of 12 decks +49% synergy
Ketria Triome
50% of 12 decks +46% synergy
Spara's Headquarters
50% of 8 decks +46% synergy
Steam Vents
50% of 12 decks +41% synergy
Overgrown Tomb
50% of 6 decks +41% synergy
Watery Grave
50% of 6 decks +40% synergy
Misty Rainforest
50% of 18 decks +38% synergy
Scalding Tarn
44% of 18 decks +33% synergy
Exotic Orchard
44% of 18 decks +9% synergy
Frontier Bivouac
42% of 12 decks +39% synergy
Wooded Foothills
39% of 18 decks +29% synergy
Savannah
38% of 8 decks +35% synergy
Tundra
38% of 8 decks +34% synergy
Cinder Glade
33% of 12 decks +25% synergy
Flooded Strand
33% of 18 decks +23% synergy
Yavimaya Coast
28% of 18 decks +22% synergy
Windswept Heath
28% of 18 decks +17% synergy
Evolving Wilds
28% of 18 decks +7% synergy
Rootbound Crag
25% of 12 decks +20% synergy
Dreamroot Cascade
24% of 17 decks +19% synergy
Hinterland Harbor
22% of 18 decks +16% synergy
City of Brass
22% of 18 decks +14% synergy
Arid Mesa
22% of 18 decks +11% synergy
Polluted Delta
22% of 18 decks +11% synergy
Marsh Flats
22% of 18 decks +11% synergy
Verdant Catacombs
22% of 18 decks +11% synergy
Terramorphic Expanse
22% of 18 decks +7% synergy
Prismatic Vista
18% of 17 decks +12% synergy
Rejuvenating Springs
18% of 17 decks +11% synergy
Fabled Passage
18% of 17 decks +8% synergy
Tropical Island
17% of 18 decks +14% synergy
Bloodstained Mire
17% of 18 decks +6% synergy