Zirda, the Dawnwaker + Twilight Drover + Phyrexian Altar

Zirda, the Dawnwaker
Twilight Drover
Phyrexian Altar

Requires
Zirda, the Dawnwaker must be on the battlefield. Twilight Drover must be on the battlefield. Phyrexian Altar must be on the battlefield. Twilight Drover has at least one +1/+1 counter on it. Mana needed:
Steps
  1. Activate Twilight Drover by paying and removing a +1/+1 counter from it, creating two 1/1 Spirit creature tokens.
  2. Activate Phyrexian Altar by sacrificing a Spirit, adding .
  3. When the Spirit dies, Twilight Drover triggers, putting a +1/+1 counter on itself.
  4. Repeat.
Results
Infinite +1/+1 counters on Twilight Drover. Infinite colored mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Zirda, the Dawnwaker
0.64% of 1729 decks 11 decks
Quintorius, Loremaster
0.11% of 1790 decks 2 decks
Akim, the Soaring Wind
0.38% of 529 decks 2 decks
Tazri, Stalwart Survivor
0.06% of 1780 decks 1 decks
Jinnie Fay, Jetmir's Second
0.02% of 5300 decks 1 decks
Hofri Ghostforge
0.06% of 1781 decks 1 decks
High Synergy Cards
Staff of Domination
50% of 18 decks +48% synergy
Walking Ballista
44% of 18 decks +42% synergy
Burnished Hart
44% of 18 decks +40% synergy
Umbral Mantle
39% of 18 decks +38% synergy
Rings of Brighthearth
39% of 18 decks +37% synergy
Moonsilver Key
35% of 17 decks +34% synergy
Diviner's Wand
33% of 18 decks +33% synergy
Retrofitter Foundry
33% of 18 decks +33% synergy
Soulbright Flamekin
33% of 18 decks +33% synergy
Mondrak, Glory Dominus
42% of 12 decks +32% synergy
Top Cards
Basalt Monolith
67% of 18 decks +64% synergy
Lightning Greaves
56% of 18 decks +30% synergy
Swords to Plowshares
50% of 18 decks -13% synergy
Skullclamp
44% of 18 decks +32% synergy
Ashnod's Altar
39% of 18 decks +31% synergy
Smothering Tithe
39% of 18 decks +14% synergy
Generous Gift
39% of 18 decks +13% synergy
Chaos Warp
39% of 18 decks +7% synergy
Path to Exile
39% of 18 decks -7% synergy
Gemstone Array
33% of 18 decks +33% synergy
Creatures
Captivating Crew
33% of 18 decks +32% synergy
Eldrazi Displacer
33% of 18 decks +32% synergy
Blaring Recruiter
28% of 18 decks +28% synergy
Hateflayer
28% of 18 decks +28% synergy
Voltaic Construct
28% of 18 decks +28% synergy
Glory
28% of 18 decks +28% synergy
Jazal Goldmane
28% of 18 decks +26% synergy
Palladium Myr
28% of 18 decks +26% synergy
Heliod, Sun-Crowned
28% of 18 decks +24% synergy
Mentor of the Meek
28% of 18 decks +22% synergy
Dockside Extortionist
28% of 18 decks +15% synergy
Neyali, Suns' Vanguard
25% of 12 decks +21% synergy
Brash Taunter
24% of 17 decks +19% synergy
Patrol Signaler
22% of 18 decks +22% synergy
Pili-Pala
22% of 18 decks +22% synergy
Steel Hellkite
22% of 18 decks +20% synergy
Mirror Entity
22% of 18 decks +18% synergy
Atsushi, the Blazing Sky
19% of 16 decks +16% synergy
Priest of the Blessed Graf
18% of 17 decks +17% synergy
Drogskol Reinforcements
18% of 17 decks +17% synergy
Plargg, Dean of Chaos
18% of 17 decks +17% synergy
Welcoming Vampire
18% of 17 decks +12% synergy
Drannith Magistrate
18% of 17 decks +11% synergy
Esper Sentinel
18% of 17 decks -3% synergy
Prismite
17% of 18 decks +17% synergy
Master Trinketeer
17% of 18 decks +17% synergy
Spawnsire of Ulamog
17% of 18 decks +17% synergy
Myr Propagator
17% of 18 decks +16% synergy
Auriok Salvagers
17% of 18 decks +16% synergy
Oketra the True
17% of 18 decks +16% synergy
Hanged Executioner
17% of 18 decks +16% synergy
Heliod, God of the Sun
17% of 18 decks +15% synergy
Godo, Bandit Warlord
17% of 18 decks +15% synergy
Windborn Muse
17% of 18 decks +13% synergy
Selfless Spirit
17% of 18 decks +12% synergy
Foundry Inspector
17% of 18 decks +12% synergy
Purphoros, God of the Forge
17% of 18 decks +12% synergy
Grand Abolisher
17% of 18 decks +8% synergy
Sun Titan
17% of 18 decks +6% synergy
Instants
Enlightened Tutor
33% of 18 decks +16% synergy
Thrill of Possibility
22% of 18 decks +12% synergy
Deflecting Swat
22% of 18 decks +6% synergy
Teferi's Protection
22% of 18 decks +2% synergy
Boros Charm
22% of 18 decks -3% synergy
Lorehold Command
18% of 17 decks +17% synergy
Sorceries
Vandalblast
28% of 18 decks +11% synergy
Farewell
25% of 16 decks +12% synergy
Jaya's Immolating Inferno
22% of 18 decks +20% synergy
Sevinne's Reclamation
22% of 18 decks +15% synergy
Gamble
22% of 18 decks +12% synergy
Austere Command
22% of 18 decks +9% synergy
Blasphemous Act
22% of 18 decks -11% synergy
Crackle with Power
18% of 17 decks +15% synergy
Fireball
17% of 18 decks +16% synergy
Hour of Reckoning
17% of 18 decks +13% synergy
Idyllic Tutor
17% of 18 decks +12% synergy
Wheel of Fortune
17% of 18 decks +12% synergy
Faithless Looting
17% of 18 decks -0% synergy
Utility Artifacts
Dino DNA
33% of 9 decks +33% synergy
Wayfarer's Bauble
33% of 18 decks +23% synergy
Agatha's Soul Cauldron
30% of 10 decks +28% synergy
Mithril Coat
30% of 10 decks +24% synergy
Mirage Mirror
28% of 18 decks +26% synergy
Arcane Encyclopedia
22% of 18 decks +22% synergy
Sword of the Paruns
22% of 18 decks +22% synergy
Clock of Omens
22% of 18 decks +21% synergy
Swiftfoot Boots
22% of 18 decks -6% synergy
Lithoform Engine
18% of 17 decks +16% synergy
Thaumatic Compass
17% of 18 decks +16% synergy
Krark-Clan Ironworks
17% of 18 decks +16% synergy
Illusionist's Bracers
17% of 18 decks +15% synergy
Sword of Feast and Famine
17% of 18 decks +14% synergy
Helm of the Host
17% of 18 decks +13% synergy
Sensei's Divining Top
17% of 18 decks +11% synergy
Enchantments
Sacred Mesa
28% of 18 decks +28% synergy
Luminarch Ascension
28% of 18 decks +26% synergy
Aggravated Assault
28% of 18 decks +24% synergy
Ghostly Prison
28% of 18 decks +16% synergy
Gerrard's Battle Cry
22% of 18 decks +22% synergy
Impact Tremors
22% of 18 decks +13% synergy
Mobilization
17% of 18 decks +16% synergy
Spirit Bonds
17% of 18 decks +16% synergy
Dawn of Hope
17% of 18 decks +15% synergy
Darksteel Mutation
17% of 18 decks +11% synergy
Goblin Bombardment
17% of 18 decks +10% synergy
Planeswalkers
Nahiri, the Harbinger
17% of 18 decks +16% synergy
Utility Lands
War Room
29% of 17 decks +23% synergy
Urza's Saga
29% of 17 decks +22% synergy
Treasure Vault
24% of 17 decks +21% synergy
Blast Zone
22% of 18 decks +21% synergy
Inventors' Fair
22% of 18 decks +18% synergy
Castle Ardenvale
22% of 18 decks +17% synergy
Ancient Tomb
22% of 18 decks +12% synergy
Kher Keep
17% of 18 decks +14% synergy
Sunhome, Fortress of the Legion
17% of 18 decks +11% synergy
Mana Artifacts
Sol Ring
78% of 18 decks -7% synergy
Arcane Signet
72% of 18 decks +0% synergy
Fellwar Stone
50% of 18 decks +29% synergy
Talisman of Conviction
39% of 18 decks +16% synergy
Boros Signet
39% of 18 decks +15% synergy
Paradise Mantle
28% of 18 decks +27% synergy
Jeweled Lotus
24% of 17 decks +17% synergy
Grim Monolith
22% of 18 decks +20% synergy
Thran Dynamo
22% of 18 decks +17% synergy
Lotus Petal
22% of 18 decks +15% synergy
Mana Crypt
22% of 18 decks +13% synergy
Commander's Sphere
17% of 18 decks +1% synergy
Lands
Steam Vents
100% of 3 decks +61% synergy
Command Tower
94% of 18 decks +21% synergy
Clifftop Retreat
56% of 18 decks +27% synergy
Sacred Foundry
56% of 18 decks +19% synergy
Spectator Seating
41% of 17 decks +16% synergy
Arid Mesa
39% of 18 decks +28% synergy
Battlefield Forge
39% of 18 decks +13% synergy
Boros Garrison
33% of 18 decks +18% synergy
Exotic Orchard
33% of 18 decks -2% synergy
Furycalm Snarl
29% of 17 decks +17% synergy
Fabled Passage
28% of 18 decks +19% synergy
Rugged Prairie
28% of 18 decks +17% synergy
Temple of Triumph
28% of 18 decks +11% synergy
Prismatic Vista
22% of 18 decks +17% synergy
Mana Confluence
22% of 18 decks +15% synergy
City of Brass
22% of 18 decks +14% synergy
Myriad Landscape
22% of 18 decks +2% synergy
Needleverge Pathway
18% of 17 decks +8% synergy
Sundown Pass
18% of 17 decks +2% synergy
Plateau
17% of 18 decks +4% synergy