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 2346 decks 6 decks
Falco Spara, Pactweaver
0.04% of 4720 decks 2 decks
High Synergy Cards
Grumgully, the Generous
82% of 11 decks +81% synergy
Putrid Goblin
80% of 5 decks +80% synergy
Puppeteer Clique
80% of 5 decks +79% synergy
Goblin Bombardment
82% of 11 decks +79% synergy
Viscera Seer
80% of 5 decks +75% synergy
Top Cards
Kitchen Finks
71% of 7 decks +71% synergy
Good-Fortune Unicorn
71% of 7 decks +71% synergy
Renata, Called to the Hunt
62% of 16 decks +61% synergy
Master Biomancer
59% of 17 decks +58% synergy
Altar of Dementia
59% of 17 decks +56% synergy
Beast Within
59% of 17 decks +40% synergy
Cathars' Crusade
57% of 7 decks +54% synergy
Generous Gift
57% of 7 decks +45% synergy
Thermopod
55% of 11 decks +54% synergy
Rhythm of the Wild
55% of 11 decks +49% synergy
Creatures
Murderous Redcap
75% of 4 decks +75% synergy
Rendclaw Trow
60% of 5 decks +60% synergy
Woodfall Primus
53% of 17 decks +52% synergy
Bloodspore Thrinax
47% of 17 decks +47% synergy
River Kelpie
47% of 17 decks +47% synergy
Scuzzback Marauders
45% of 11 decks +45% synergy
Furystoke Giant
45% of 11 decks +45% synergy
Lesser Masticore
44% of 16 decks +44% synergy
Heartmender
43% of 7 decks +43% synergy
Kithkin Spellduster
43% of 7 decks +43% synergy
Safehold Elite
43% of 7 decks +43% synergy
Grazing Kelpie
41% of 17 decks +41% synergy
Arwen, Weaver of Hope
38% of 8 decks +36% synergy
Aerie Ouphes
35% of 17 decks +35% synergy
Melira, Sylvok Outcast
35% of 17 decks +35% synergy
Tyranid Prime
33% of 12 decks +33% synergy
Combine Guildmage
31% of 16 decks +31% synergy
Rishkar, Peema Renegade
29% of 17 decks +27% synergy
Llanowar Elves
29% of 17 decks +19% synergy
Birds of Paradise
29% of 17 decks +17% synergy
Animar, Soul of Elements
27% of 11 decks +27% synergy
Witty Roastmaster
27% of 11 decks +26% synergy
Purphoros, God of the Forge
27% of 11 decks +25% synergy
Termagant Swarm
25% of 12 decks +25% synergy
Trapjaw Kelpie
24% of 17 decks +24% synergy
Chasm Skulker
24% of 17 decks +22% synergy
Eternal Witness
24% of 17 decks +13% synergy
Evolution Sage
19% of 16 decks +15% synergy
Fathom Mage
18% of 17 decks +17% synergy
Mycoloth
18% of 17 decks +17% synergy
Devoted Druid
18% of 17 decks +16% synergy
Elvish Mystic
18% of 17 decks +9% synergy
Sakura-Tribe Elder
18% of 17 decks +9% synergy
Instants
Path to Exile
43% of 7 decks +22% synergy
Swords to Plowshares
43% of 7 decks +14% synergy
Chaos Warp
36% of 11 decks +21% synergy
Heroic Intervention
35% of 17 decks +21% synergy
Reality Shift
29% of 17 decks +25% synergy
Counterspell
29% of 17 decks +8% synergy
Artifact Mutation
27% of 11 decks +26% synergy
Growth Spiral
25% of 16 decks +20% synergy
An Offer You Can't Refuse
25% of 16 decks +15% synergy
Inspiring Call
24% of 17 decks +20% synergy
Cyclonic Rift
24% of 17 decks +10% synergy
Worldly Tutor
18% of 17 decks +11% synergy
Brainstorm
18% of 17 decks +7% synergy
Sorceries
Farseek
41% of 17 decks +25% synergy
Cultivate
41% of 17 decks +19% synergy
Blasphemous Act
36% of 11 decks +20% synergy
Rampant Growth
35% of 17 decks +19% synergy
Bala Ged Recovery
25% of 16 decks +21% synergy
Kodama's Reach
24% of 17 decks +8% synergy
Fabricate
18% of 17 decks +15% synergy
Three Visits
18% of 17 decks +6% synergy
Nature's Lore
18% of 17 decks +3% synergy
Utility Artifacts
Phyrexian Altar
53% of 17 decks +49% synergy
Blasting Station
47% of 17 decks +46% synergy
The Great Henge
38% of 16 decks +33% synergy
Spawning Pit
29% of 17 decks +29% synergy
Cauldron of Souls
29% of 17 decks +29% synergy
Birthing Pod
29% of 17 decks +28% synergy
Skullclamp
24% of 17 decks +11% synergy
Enchantments
Tribute to the World Tree
38% of 8 decks +33% synergy
Master Chef
36% of 14 decks +35% synergy
Rhystic Study
29% of 17 decks +16% synergy
Temur Ascendancy
27% of 11 decks +26% synergy
Impact Tremors
27% of 11 decks +23% synergy
Fecundity
24% of 17 decks +23% synergy
Greater Good
24% of 17 decks +21% synergy
Path of Discovery
18% of 17 decks +17% synergy
Evolutionary Leap
18% of 17 decks +17% synergy
Cryptolith Rite
18% of 17 decks +16% synergy
Utility Lands
Otawara, Soaring City
19% of 16 decks +10% synergy
Yavimaya, Cradle of Growth
19% of 16 decks +9% synergy
Dryad Arbor
18% of 17 decks +16% synergy
High Market
18% of 17 decks +14% synergy
Ancient Tomb
18% of 17 decks +7% synergy
Mana Artifacts
Sol Ring
76% of 17 decks -8% synergy
Arcane Signet
69% of 16 decks -3% synergy
Simic Signet
29% of 17 decks +26% synergy
Fellwar Stone
18% of 17 decks -3% synergy
Lands
Command Tower
94% of 17 decks +20% synergy
The World Tree
75% of 4 decks +73% synergy
Temple Garden
71% of 7 decks +63% synergy
Hallowed Fountain
71% of 7 decks +62% synergy
Breeding Pool
59% of 17 decks +50% synergy
Spara's Headquarters
57% of 7 decks +53% synergy
Ketria Triome
55% of 11 decks +51% synergy
Stomping Ground
55% of 11 decks +45% synergy
Misty Rainforest
47% of 17 decks +35% synergy
Exotic Orchard
47% of 17 decks +12% synergy
Frontier Bivouac
45% of 11 decks +42% synergy
Steam Vents
45% of 11 decks +36% synergy
Savannah
43% of 7 decks +40% synergy
Tundra
43% of 7 decks +40% synergy
Scalding Tarn
41% of 17 decks +30% synergy
Cinder Glade
36% of 11 decks +28% synergy
Wooded Foothills
35% of 17 decks +25% synergy
Yavimaya Coast
29% of 17 decks +24% synergy
Flooded Strand
29% of 17 decks +19% synergy
Evolving Wilds
29% of 17 decks +8% synergy
Rootbound Crag
27% of 11 decks +22% synergy
Dreamroot Cascade
25% of 16 decks +21% synergy
Hinterland Harbor
24% of 17 decks +18% synergy
City of Brass
24% of 17 decks +15% synergy
Windswept Heath
24% of 17 decks +13% synergy
Terramorphic Expanse
24% of 17 decks +8% synergy
Prismatic Vista
19% of 16 decks +13% synergy
Rejuvenating Springs
19% of 16 decks +12% synergy
Fabled Passage
19% of 16 decks +10% synergy
Tropical Island
18% of 17 decks +15% synergy
Arid Mesa
18% of 17 decks +7% synergy
Polluted Delta
18% of 17 decks +7% synergy
Marsh Flats
18% of 17 decks +6% synergy
Verdant Catacombs
18% of 17 decks +6% synergy