Felidar Guardian + Liliana, Death's Majesty + Phyrexian Altar

Felidar Guardian
Liliana, Death's Majesty
Phyrexian Altar

Requires
Felidar Guardian must be on the battlefield. Liliana, Death's Majesty must be on the battlefield. Phyrexian Altar must be on the battlefield. Liliana has at least four loyalty counters on it.
Steps
  1. Activate Phyrexian Altar by sacrificing Felidar Guardian, adding one mana of any color.
  2. Activate Liliana's second loyalty ability by removing three loyalty counters from it, returning Felidar Guardian from your graveyard to the battlefield.
  3. Felidar Guardian enters the battlefield, blinking Liliana.
  4. Repeat.
Results
Infinite colored mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Teysa Karlov
0.01% of 15216 decks 1 decks
Frodo, Sauron's Bane
0.03% of 3379 decks 1 decks
Abdel Adrian, Gorion's Ward // Agent of the Iron Throne
0.25% of 408 decks 1 decks
Queen Marchesa
0.01% of 12358 decks 1 decks
Teneb, the Harvester
0.13% of 790 decks 1 decks
Garth One-Eye
0.02% of 4123 decks 1 decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.03% of 3564 decks 1 decks
Jeska, Thrice Reborn // Tymna the Weaver
0.06% of 1549 decks 1 decks
Dihada, Binder of Wills
0.01% of 9579 decks 1 decks
Aryel, Knight of Windgrace
0.15% of 668 decks 1 decks
Sophina, Spearsage Deserter // Wernog, Rider's Chaplain
0.16% of 645 decks 1 decks
High Synergy Cards
Goblin Bombardment
100% of 6 decks +94% synergy
The One Ring
57% of 7 decks +48% synergy
Ashnod's Altar
55% of 11 decks +47% synergy
Viscera Seer
55% of 11 decks +45% synergy
The Meathook Massacre
45% of 11 decks +40% synergy
Smothering Tithe
64% of 11 decks +39% synergy
Animate Dead
45% of 11 decks +36% synergy
Urborg, Tomb of Yawgmoth
45% of 11 decks +36% synergy
Esper Sentinel
55% of 11 decks +34% synergy
Blood Artist
45% of 11 decks +34% synergy
Top Cards
Swords to Plowshares
91% of 11 decks +28% synergy
Enlightened Tutor
45% of 11 decks +28% synergy
Altar of Dementia
36% of 11 decks +34% synergy
Necromancy
36% of 11 decks +33% synergy
Liliana, Dreadhorde General
36% of 11 decks +33% synergy
Karmic Guide
36% of 11 decks +32% synergy
Sheoldred, the Apocalypse
36% of 11 decks +31% synergy
Diabolic Intent
36% of 11 decks +28% synergy
Zulaport Cutthroat
36% of 11 decks +26% synergy
Black Market Connections
36% of 11 decks +25% synergy
Creatures
Kiki-Jiki, Mirror Breaker
50% of 6 decks +46% synergy
Dockside Extortionist
50% of 6 decks +37% synergy
Orcish Bowmasters
43% of 7 decks +32% synergy
Elesh Norn, Mother of Machines
38% of 8 decks +32% synergy
Elas il-Kor, Sadistic Pilgrim
36% of 11 decks +25% synergy
Leonin Relic-Warder
27% of 11 decks +27% synergy
Fiend Hunter
27% of 11 decks +26% synergy
Tymna the Weaver
27% of 11 decks +26% synergy
Restoration Angel
27% of 11 decks +25% synergy
Lurrus of the Dream-Den
27% of 11 decks +24% synergy
Carrion Feeder
27% of 11 decks +22% synergy
Corpse Knight
27% of 11 decks +22% synergy
Archivist of Oghma
27% of 11 decks +21% synergy
Drannith Magistrate
27% of 11 decks +21% synergy
Opposition Agent
27% of 11 decks +20% synergy
Dauthi Voidwalker
27% of 11 decks +19% synergy
Sun Titan
27% of 11 decks +17% synergy
Instants
Pyroblast
50% of 6 decks +44% synergy
Vampiric Tutor
36% of 11 decks +18% synergy
Teferi's Protection
36% of 11 decks +16% synergy
Anguished Unmaking
36% of 11 decks +12% synergy
Path to Exile
36% of 11 decks -9% synergy
Village Rites
27% of 11 decks +17% synergy
Deadly Dispute
27% of 11 decks +16% synergy
Mortify
27% of 11 decks +15% synergy
Despark
27% of 11 decks +11% synergy
Sorceries
Faithless Looting
50% of 6 decks +33% synergy
Demonic Tutor
45% of 11 decks +23% synergy
Grim Tutor
36% of 11 decks +32% synergy
Imperial Seal
27% of 11 decks +21% synergy
Farewell
27% of 11 decks +14% synergy
Damn
27% of 11 decks +11% synergy
Utility Artifacts
Skullclamp
36% of 11 decks +24% synergy
Bolas's Citadel
27% of 11 decks +18% synergy
Enchantments
Kaya's Ghostform
27% of 11 decks +23% synergy
Bastion of Remembrance
27% of 11 decks +21% synergy
Phyrexian Arena
27% of 11 decks +13% synergy
Utility Lands
Bojuka Bog
36% of 11 decks +6% synergy
Castle Ardenvale
27% of 11 decks +22% synergy
Mana Artifacts
Sol Ring
91% of 11 decks +6% synergy
Arcane Signet
82% of 11 decks +10% synergy
Talisman of Conviction
50% of 6 decks +27% synergy
Talisman of Indulgence
50% of 6 decks +24% synergy
Mana Crypt
45% of 11 decks +36% synergy
Talisman of Hierarchy
45% of 11 decks +21% synergy
Orzhov Signet
45% of 11 decks +18% synergy
Fellwar Stone
27% of 11 decks +6% synergy
Lands
Sacred Foundry
100% of 6 decks +64% synergy
Blood Crypt
100% of 6 decks +61% synergy
Command Tower
91% of 11 decks +17% synergy
Spectator Seating
83% of 6 decks +58% synergy
Luxury Suite
83% of 6 decks +57% synergy
Savai Triome
83% of 6 decks +56% synergy
Marsh Flats
82% of 11 decks +70% synergy
Godless Shrine
82% of 11 decks +41% synergy
Vault of Champions
64% of 11 decks +38% synergy
Arid Mesa
55% of 11 decks +44% synergy
Isolated Chapel
55% of 11 decks +27% synergy
Clifftop Retreat
50% of 6 decks +22% synergy
Dragonskull Summit
50% of 6 decks +19% synergy
Bloodstained Mire
45% of 11 decks +35% synergy
Caves of Koilos
45% of 11 decks +17% synergy
Exotic Orchard
45% of 11 decks +10% synergy
Brightclimb Pathway
36% of 11 decks +26% synergy
Scalding Tarn
36% of 11 decks +25% synergy
Shattered Sanctum
36% of 11 decks +23% synergy
Reflecting Pool
27% of 11 decks +22% synergy
City of Brass
27% of 11 decks +19% synergy
Windswept Heath
27% of 11 decks +17% synergy
Fetid Heath
27% of 11 decks +17% synergy
Tainted Field
27% of 11 decks +14% synergy
Temple of Silence
27% of 11 decks +9% synergy