Zameck Guildmage + Grazing Kelpie + Ashnod's Altar

Zameck Guildmage
Grazing Kelpie
Ashnod's Altar

Requires
Zameck Guildmage must be on the battlefield. Grazing Kelpie 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 Grazing Kelpie, adding .
  3. Grazing Kelpie 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
0.09% of 2319 decks 2 decks
Prime Speaker Vannifar
0.08% of 1293 decks 1 decks
Sliver Queen
0.07% of 1423 decks 1 decks
Kyodai, Soul of Kamigawa
0.05% of 1837 decks 1 decks
Falco Spara, Pactweaver
0.02% of 4725 decks 1 decks
Rashmi and Ragavan
0.02% of 4783 decks 1 decks
Yidris, Maelstrom Wielder
0.02% of 6458 decks 1 decks
Kenrith, the Returned King
0.00% of 20593 decks 1 decks
New Cards
Wear Down
100% of 1 decks +97% synergy
Stocking the Pantry
100% of 1 decks +97% synergy
Top Cards
Heartmender
100% of 4 decks +100% synergy
Scuzzback Marauders
100% of 7 decks +100% synergy
Rendclaw Trow
100% of 4 decks +100% synergy
Lingering Tormentor
100% of 4 decks +100% synergy
Safehold Elite
100% of 4 decks +100% synergy
Kitchen Finks
100% of 4 decks +100% synergy
Putrid Goblin
100% of 4 decks +100% synergy
Murderous Redcap
100% of 4 decks +100% synergy
Grumgully, the Generous
100% of 7 decks +99% synergy
Good-Fortune Unicorn
100% of 4 decks +99% synergy
Creatures
Restless Apparition
100% of 3 decks +100% synergy
Serum Visionary
100% of 1 decks +100% synergy
Puppeteer Clique
100% of 4 decks +99% synergy
Wastescape Battlemage
100% of 1 decks +99% synergy
Molten Gatekeeper
100% of 1 decks +97% synergy
Viscera Seer
100% of 4 decks +95% synergy
River Kelpie
89% of 9 decks +89% synergy
Woodfall Primus
89% of 9 decks +88% synergy
Glen Elendra Archmage
89% of 9 decks +88% synergy
Renata, Called to the Hunt
88% of 8 decks +86% synergy
Furystoke Giant
86% of 7 decks +86% synergy
Aerie Ouphes
78% of 9 decks +78% synergy
Gravelgill Axeshark
75% of 4 decks +75% synergy
Kithkin Spellduster
75% of 4 decks +75% synergy
Combine Guildmage
75% of 8 decks +75% synergy
Lesser Masticore
75% of 8 decks +75% synergy
Juniper Order Ranger
75% of 4 decks +75% synergy
Thermopod
71% of 7 decks +71% synergy
Trapjaw Kelpie
67% of 9 decks +67% synergy
Bloodspore Thrinax
67% of 9 decks +66% synergy
Serra Redeemer
67% of 3 decks +66% synergy
Master Biomancer
67% of 9 decks +66% synergy
Melira, Sylvok Outcast
56% of 9 decks +55% synergy
Twilight Shepherd
50% of 4 decks +50% synergy
Sanguinary Priest
50% of 2 decks +50% synergy
Arwen, Weaver of Hope
50% of 4 decks +48% synergy
Carrion Feeder
50% of 4 decks +47% synergy
Witty Roastmaster
43% of 7 decks +41% synergy
Tyranid Prime
40% of 5 decks +40% synergy
Zirda, the Dawnwaker
33% of 3 decks +33% synergy
Corpse Knight
33% of 3 decks +32% synergy
Cruel Celebrant
33% of 3 decks +31% synergy
Elas il-Kor, Sadistic Pilgrim
33% of 3 decks +31% synergy
Thunderblust
29% of 7 decks +28% synergy
Purphoros, God of the Forge
29% of 7 decks +26% synergy
Terror of the Peaks
29% of 7 decks +26% synergy
Devouring Swarm
25% of 4 decks +25% synergy
Vizier of Remedies
25% of 4 decks +25% synergy
Denry Klin, Editor in Chief
25% of 4 decks +25% synergy
Sadistic Hypnotist
25% of 4 decks +25% synergy
Bloodthrone Vampire
25% of 4 decks +25% synergy
Bloodflow Connoisseur
25% of 4 decks +25% synergy
Hex Parasite
25% of 4 decks +25% synergy
Judith, the Scourge Diva
25% of 4 decks +25% synergy
Vindictive Vampire
25% of 4 decks +24% synergy
Vega, the Watcher
25% of 4 decks +24% synergy
Luminous Broodmoth
25% of 4 decks +24% synergy
Poison-Tip Archer
25% of 4 decks +24% synergy
Falkenrath Noble
25% of 4 decks +24% synergy
Surrak and Goreclaw
25% of 4 decks +23% synergy
Instants
Gift of the Viper
100% of 1 decks +97% synergy
Beast Within
56% of 9 decks +37% synergy
Demand Answers
50% of 2 decks +46% synergy
Generous Gift
50% of 4 decks +38% synergy
First Day of Class
43% of 7 decks +43% synergy
Chaos Warp
43% of 7 decks +27% synergy
Cauldron Haze
33% of 3 decks +33% synergy
Mythos of Nethroi
33% of 3 decks +33% synergy
Void Rend
33% of 3 decks +31% synergy
Rapid Hybridization
33% of 9 decks +29% synergy
Anguished Unmaking
33% of 3 decks +28% synergy
Brainstorm
33% of 9 decks +23% synergy
Heartless Act
25% of 4 decks +25% synergy
Sultai Charm
25% of 4 decks +24% synergy
Mortality Spear
25% of 4 decks +24% synergy
Deathsprout
25% of 4 decks +24% synergy
Demonic Consultation
25% of 4 decks +23% synergy
Tainted Pact
25% of 4 decks +23% synergy
Putrefy
25% of 4 decks +22% synergy
Infernal Grasp
25% of 4 decks +21% synergy
Growth Spiral
25% of 8 decks +20% synergy
Terminate
25% of 4 decks +20% synergy
Assassin's Trophy
25% of 4 decks +19% synergy
Path to Exile
25% of 4 decks +5% synergy
Swords to Plowshares
25% of 4 decks -4% synergy
Krosan Grip
22% of 9 decks +18% synergy
Reality Shift
22% of 9 decks +18% synergy
Pongify
22% of 9 decks +16% synergy
Cyclonic Rift
22% of 9 decks +8% synergy
Counterspell
22% of 9 decks +1% synergy
Dangerous Wager
14% of 7 decks +14% synergy
Temur Charm
14% of 7 decks +14% synergy
Bane's Contingency
14% of 7 decks +14% synergy
Manamorphose
14% of 7 decks +14% synergy
Wild Magic Surge
14% of 7 decks +13% synergy
Thrill of Possibility
14% of 7 decks +9% synergy
Deflecting Swat
14% of 7 decks +7% synergy
Blessed Respite
12% of 8 decks +12% synergy
Fierce Guardianship
12% of 8 decks +4% synergy
An Offer You Can't Refuse
12% of 8 decks +3% synergy
Pulse of the Grid
11% of 9 decks +11% synergy
Telling Time
11% of 9 decks +11% synergy
Dissolve
11% of 9 decks +11% synergy
Reclaim
11% of 9 decks +11% synergy
Essence Scatter
11% of 9 decks +11% synergy
Disdainful Stroke
11% of 9 decks +10% synergy
Cancel
11% of 9 decks +10% synergy
Impulse
11% of 9 decks +10% synergy
Mana Leak
11% of 9 decks +10% synergy
Fog
11% of 9 decks +10% synergy
Sorceries
Highway Robbery
50% of 2 decks +49% synergy
Witch's Mark
50% of 2 decks +49% synergy
Flare of Cultivation
50% of 2 decks +49% synergy
Cultivate
44% of 9 decks +23% synergy
Rite of Oblivion
33% of 3 decks +33% synergy
Farseek
33% of 9 decks +17% synergy
Rampant Growth
33% of 9 decks +17% synergy
Blasphemous Act
29% of 7 decks +12% synergy
Flesh Allergy
25% of 4 decks +25% synergy
Altar of Bone
25% of 4 decks +25% synergy
Spark Harvest
25% of 4 decks +25% synergy
Eaten Alive
25% of 4 decks +25% synergy
Doomskar
25% of 4 decks +24% synergy
Bone Shards
25% of 4 decks +24% synergy
Unearth
25% of 4 decks +23% synergy
Supreme Verdict
25% of 4 decks +22% synergy
Fabricate
22% of 9 decks +19% synergy
Nature's Lore
22% of 9 decks +7% synergy
Wild Guess
14% of 7 decks +14% synergy
Genesis Ultimatum
14% of 7 decks +14% synergy
Tormenting Voice
14% of 7 decks +13% synergy
Chain Reaction
14% of 7 decks +12% synergy
Gamble
14% of 7 decks +9% synergy
Faithless Looting
14% of 7 decks +6% synergy
Ravenform
12% of 8 decks +11% synergy
Bala Ged Recovery
12% of 8 decks +8% synergy
Into the North
11% of 9 decks +11% synergy
Ezuri's Predation
11% of 9 decks +10% synergy
Tempt with Discovery
11% of 9 decks +9% synergy
Eldritch Evolution
11% of 9 decks +9% synergy
Serum Visions
11% of 9 decks +9% synergy
Skyshroud Claim
11% of 9 decks +7% synergy
Preordain
11% of 9 decks +6% synergy
Ponder
11% of 9 decks +5% synergy
Three Visits
11% of 9 decks -1% synergy
Kodama's Reach
11% of 9 decks -4% synergy
Utility Artifacts
Altar of Dementia
78% of 9 decks +75% synergy
Phyrexian Altar
67% of 9 decks +62% synergy
Blasting Station
56% of 9 decks +55% synergy
The Great Henge
38% of 8 decks +33% synergy
Spawning Pit
33% of 9 decks +33% synergy
Birthing Pod
33% of 9 decks +32% synergy
Ozolith, the Shattered Spire
25% of 4 decks +22% synergy
Conduit of Worlds
25% of 4 decks +22% synergy
Altar of the Brood
22% of 9 decks +21% synergy
Life Chisel
11% of 9 decks +11% synergy
Lightning Coils
11% of 9 decks +11% synergy
Demonmail Hauberk
11% of 9 decks +11% synergy
Grafted Wargear
11% of 9 decks +11% synergy
Sword of the Paruns
11% of 9 decks +11% synergy
Animation Module
11% of 9 decks +11% synergy
Batterskull
11% of 9 decks +11% synergy
Cauldron of Souls
11% of 9 decks +11% synergy
Codex Shredder
11% of 9 decks +10% synergy
Thornbite Staff
11% of 9 decks +10% synergy
Bow of Nylea
11% of 9 decks +10% synergy
Elixir of Immortality
11% of 9 decks +9% synergy
Thousand-Year Elixir
11% of 9 decks +9% synergy
Whispersilk Cloak
11% of 9 decks +7% synergy
Skullclamp
11% of 9 decks -2% synergy
Lightning Greaves
11% of 9 decks -14% synergy
Enchantments
Goblin Bombardment
100% of 7 decks +97% synergy
Cathars' Crusade
75% of 4 decks +72% synergy
Master Chef
71% of 7 decks +71% synergy
Impact Tremors
57% of 7 decks +53% synergy
Thran Vigil
50% of 2 decks +50% synergy
Solemnity
50% of 4 decks +50% synergy
The Meathook Massacre
50% of 4 decks +47% synergy
Bastion of Remembrance
50% of 4 decks +47% synergy
Tribute to the World Tree
50% of 4 decks +46% synergy
Rhythm of the Wild
43% of 7 decks +38% synergy
Life Insurance
33% of 3 decks +33% synergy
Makeshift Munitions
29% of 7 decks +28% synergy
Outpost Siege
29% of 7 decks +27% synergy
Kardur's Vicious Return
25% of 4 decks +25% synergy
Carnival of Souls
25% of 4 decks +25% synergy
Martyr's Cause
25% of 4 decks +25% synergy
Fanatical Devotion
25% of 4 decks +25% synergy
Haunted One
25% of 4 decks +24% synergy
Smothering Tithe
25% of 4 decks +13% synergy
Evolutionary Leap
22% of 9 decks +21% synergy
Greater Good
22% of 9 decks +20% synergy
Weaponize the Monsters
14% of 7 decks +14% synergy
Shivan Harvest
14% of 7 decks +14% synergy
Barrage of Expendables
14% of 7 decks +14% synergy
Pandemonium
14% of 7 decks +14% synergy
Temur Ascendancy
14% of 7 decks +13% synergy
Warstorm Surge
14% of 7 decks +12% synergy
Underworld Breach
14% of 7 decks +11% synergy
Garruk's Uprising
12% of 8 decks +6% synergy
Illusory Gains
11% of 9 decks +11% synergy
Faces of the Past
11% of 9 decks +11% synergy
Perilous Forays
11% of 9 decks +11% synergy
Path of Discovery
11% of 9 decks +11% synergy
Fecundity
11% of 9 decks +11% synergy
Abundant Growth
11% of 9 decks +10% synergy
Intruder Alarm
11% of 9 decks +10% synergy
Training Grounds
11% of 9 decks +10% synergy
Thopter Spy Network
11% of 9 decks +9% synergy
Wild Growth
11% of 9 decks +6% synergy
Sylvan Library
11% of 9 decks +5% synergy
Mystic Remora
11% of 9 decks +2% synergy
Rhystic Study
11% of 9 decks -3% synergy
Planeswalkers
Arlinn, the Pack's Hope
29% of 7 decks +28% synergy
Utility Lands
Cactus Preserve
50% of 2 decks +49% synergy
Eiganjo, Seat of the Empire
25% of 4 decks +21% synergy
Yavimaya, Cradle of Growth
25% of 8 decks +16% synergy
Dryad Arbor
22% of 9 decks +20% synergy
Urza's Saga
12% of 8 decks +5% synergy
Otawara, Soaring City
12% of 8 decks +4% synergy
Boseiju, Who Endures
12% of 8 decks +3% synergy
Wirewood Lodge
11% of 9 decks +10% synergy
Alchemist's Refuge
11% of 9 decks +10% synergy
Minamo, School at Water's Edge
11% of 9 decks +9% synergy
High Market
11% of 9 decks +8% synergy
Urborg, Tomb of Yawgmoth
11% of 9 decks +1% synergy
Ancient Tomb
11% of 9 decks +1% synergy
Mana Artifacts
Sol Ring
89% of 9 decks +4% synergy
Arcane Signet
88% of 8 decks +16% synergy
Simic Signet
44% of 9 decks +41% synergy
Fellwar Stone
33% of 9 decks +12% synergy
Gruul Signet
29% of 7 decks +26% synergy
Talisman of Unity
25% of 4 decks +23% synergy
Selesnya Signet
25% of 4 decks +23% synergy
Talisman of Curiosity
25% of 8 decks +22% synergy
Golgari Signet
25% of 4 decks +22% synergy
Talisman of Progress
25% of 4 decks +20% synergy
Chromatic Lantern
22% of 9 decks +13% synergy
Commander's Sphere
22% of 9 decks +6% synergy
Mind Stone
22% of 9 decks +5% synergy
Talisman of Impulse
14% of 7 decks +12% synergy
Talisman of Creativity
14% of 7 decks +8% synergy
Izzet Signet
14% of 7 decks +8% synergy
Jeweled Lotus
12% of 8 decks +5% synergy
Mox Diamond
11% of 9 decks +7% synergy
Mana Vault
11% of 9 decks +5% synergy
Chrome Mox
11% of 9 decks +5% synergy
Mana Crypt
11% of 9 decks +0% synergy
Thought Vessel
11% of 9 decks -5% synergy
Lands
Command Tower
89% of 9 decks +15% synergy
Misty Rainforest
78% of 9 decks +66% synergy
Temple Garden
75% of 4 decks +66% synergy
Hallowed Fountain
75% of 4 decks +66% synergy
Sacred Foundry
67% of 3 decks +58% synergy
Breeding Pool
67% of 9 decks +57% synergy
Godless Shrine
67% of 3 decks +57% synergy
Steam Vents
57% of 7 decks +48% synergy
Stomping Ground
57% of 7 decks +48% synergy
Wooded Foothills
56% of 9 decks +46% synergy
Scalding Tarn
56% of 9 decks +44% synergy
Exotic Orchard
56% of 9 decks +20% synergy
Savannah
50% of 4 decks +47% synergy
Tundra
50% of 4 decks +47% synergy
Ziatora's Proving Ground
50% of 4 decks +47% synergy
Xander's Lounge
50% of 4 decks +47% synergy
Zagoth Triome
50% of 4 decks +47% synergy
Spara's Headquarters
50% of 4 decks +46% synergy
Blood Crypt
50% of 4 decks +41% synergy
Overgrown Tomb
50% of 4 decks +41% synergy
Watery Grave
50% of 4 decks +40% synergy
Windswept Heath
44% of 9 decks +34% synergy
Flooded Strand
44% of 9 decks +34% synergy
Ketria Triome
43% of 7 decks +39% synergy
Prismatic Vista
38% of 8 decks +32% synergy
The World Tree
33% of 3 decks +31% synergy
Plateau
33% of 3 decks +31% synergy
Raugrin Triome
33% of 3 decks +30% synergy
Scrubland
33% of 3 decks +30% synergy
Savai Triome
33% of 3 decks +30% synergy
Indatha Triome
33% of 3 decks +30% synergy
Raffine's Tower
33% of 3 decks +30% synergy
Jetmir's Garden
33% of 3 decks +29% synergy
Yavimaya Coast
33% of 9 decks +28% synergy
City of Brass
33% of 9 decks +25% synergy
Bloodstained Mire
33% of 9 decks +23% synergy
Arid Mesa
33% of 9 decks +23% synergy
Polluted Delta
33% of 9 decks +22% synergy
Marsh Flats
33% of 9 decks +22% synergy
Verdant Catacombs
33% of 9 decks +22% synergy
Path of Ancestry
33% of 9 decks +13% synergy
Savage Lands
25% of 4 decks +23% synergy
Bayou
25% of 4 decks +22% synergy
Opulent Palace
25% of 4 decks +22% synergy
Badlands
25% of 4 decks +22% synergy
Brushland
25% of 4 decks +22% synergy
Port Town
25% of 4 decks +22% synergy
Underground Sea
25% of 4 decks +21% synergy
Adarkar Wastes
25% of 4 decks +21% synergy
Crumbling Necropolis
25% of 4 decks +21% synergy