Jackdaw Savior + Loyal Retainers + Phyrexian Altar

Jackdaw Savior
Loyal Retainers
Phyrexian Altar

Requires
Jackdaw Savior must be on the battlefield. Loyal Retainers must be in the graveyard. Phyrexian Altar must be on the battlefield.
Steps
  1. During your precombat main phase, activate Phyrexian Altar by sacrificing the legendary creature with flying, adding one mana of any color.
  2. When the creature dies, Jackdaw Savior triggers, returning Loyal Retainers from your graveyard to the battlefield.
  3. Activate Loyal Retainers by sacrificing it, returning the legendary creature with flying from your graveyard to the battlefield.
  4. Repeat.
Results
Infinite LTB. Infinite ETB. Infinite colored mana. Infinite sacrifice triggers. Infinite death triggers.

Ao, the Dawn Sky
1.42% of 706 decks 10 decks
Saffi Eriksdotter
0.95% of 527 decks 5 decks
High Synergy Cards
Renegade Rallier
100% of 5 decks +100% synergy
Eldritch Evolution
100% of 5 decks +98% synergy
Ashnod's Altar
100% of 17 decks +92% synergy
Elvish Mystic
100% of 5 decks +92% synergy
Birds of Paradise
100% of 5 decks +88% synergy
Fecundity
80% of 5 decks +80% synergy
Birthing Pod
80% of 5 decks +79% synergy
Eladamri's Call
80% of 5 decks +77% synergy
Avacyn's Pilgrim
80% of 5 decks +77% synergy
Recruiter of the Guard
76% of 17 decks +75% synergy
Top Cards
Worldly Tutor
80% of 5 decks +73% synergy
Llanowar Elves
80% of 5 decks +70% synergy
Eternal Witness
80% of 5 decks +70% synergy
Altar of Dementia
76% of 17 decks +74% synergy
Enlightened Tutor
76% of 17 decks +68% synergy
Esper Sentinel
76% of 17 decks +67% synergy
Witch Enchanter
71% of 17 decks +66% synergy
Land Tax
65% of 17 decks +62% synergy
Angelic Renewal
59% of 17 decks +59% synergy
Oswald Fiddlebender
59% of 17 decks +58% synergy
Creatures
Fyndhorn Elves
60% of 5 decks +54% synergy
Sakura-Tribe Elder
60% of 5 decks +51% synergy
Skyclave Apparition
59% of 17 decks +57% synergy
Weathered Wayfarer
59% of 17 decks +57% synergy
Ranger-Captain of Eos
59% of 17 decks +57% synergy
Archivist of Oghma
59% of 17 decks +56% synergy
Academy Rector
53% of 17 decks +53% synergy
Cathar Commando
53% of 17 decks +51% synergy
Walking Ballista
53% of 17 decks +50% synergy
Grand Abolisher
53% of 17 decks +49% synergy
Deep Gnome Terramancer
47% of 17 decks +46% synergy
Karmic Guide
47% of 17 decks +45% synergy
Drannith Magistrate
47% of 17 decks +44% synergy
Loran of the Third Path
41% of 17 decks +38% synergy
Martyred Rusalka
35% of 17 decks +35% synergy
Samwise the Stouthearted
35% of 17 decks +35% synergy
Reveillark
35% of 17 decks +34% synergy
Stoneforge Mystic
35% of 17 decks +34% synergy
Aven Interrupter
35% of 17 decks +34% synergy
Dauntless Dismantler
35% of 17 decks +33% synergy
Sun Titan
35% of 17 decks +30% synergy
Solemn Simulacrum
35% of 17 decks +21% synergy
Salvage Scout
29% of 17 decks +29% synergy
Extraction Specialist
29% of 17 decks +29% synergy
Solitude
29% of 17 decks +29% synergy
Luminous Broodmoth
29% of 17 decks +28% synergy
Archon of Emeria
29% of 17 decks +28% synergy
Serra Ascendant
29% of 17 decks +28% synergy
Aven Mindcensor
29% of 17 decks +27% synergy
Mistmoon Griffin
24% of 17 decks +23% synergy
Pulsemage Advocate
24% of 17 decks +23% synergy
Bounty Agent
24% of 17 decks +23% synergy
Doorkeeper Thrull
24% of 17 decks +23% synergy
Redemption Choir
24% of 17 decks +23% synergy
Ethersworn Canonist
24% of 17 decks +23% synergy
Moon-Blessed Cleric
24% of 17 decks +23% synergy
Emeria Shepherd
24% of 17 decks +22% synergy
Ornithopter of Paradise
24% of 17 decks +19% synergy
Ambitious Farmhand
18% of 17 decks +18% synergy
Adarkar Valkyrie
18% of 17 decks +17% synergy
Spirit of the Labyrinth
18% of 17 decks +17% synergy
Preston, the Vanisher
18% of 17 decks +17% synergy
Knight of the White Orchid
18% of 17 decks +15% synergy
Mother of Runes
18% of 17 decks +14% synergy
Instants
Path to Exile
59% of 17 decks +38% synergy
Swords to Plowshares
59% of 17 decks +30% synergy
Silence
47% of 17 decks +44% synergy
Teferi's Protection
41% of 17 decks +32% synergy
Brought Back
35% of 17 decks +35% synergy
Razorgrass Ambush
35% of 17 decks +34% synergy
Flare of Fortitude
35% of 17 decks +32% synergy
Faith's Reward
18% of 17 decks +17% synergy
Everybody Lives!
18% of 17 decks +16% synergy
Clever Concealment
18% of 17 decks +16% synergy
Generous Gift
18% of 17 decks +6% synergy
Sorceries
Altar of Bone
60% of 5 decks +60% synergy
Green Sun's Zenith
60% of 5 decks +57% synergy
Finale of Devastation
60% of 5 decks +56% synergy
Sevinne's Reclamation
35% of 17 decks +32% synergy
Farewell
24% of 17 decks +17% synergy
Starfall Invocation
18% of 17 decks +15% synergy
Austere Command
18% of 17 decks +12% synergy
Utility Artifacts
Nim Deathmantle
53% of 17 decks +52% synergy
Mirror of the Forebears
47% of 17 decks +47% synergy
Moonsilver Key
47% of 17 decks +46% synergy
The One Ring
47% of 17 decks +38% synergy
Blasting Station
41% of 17 decks +41% synergy
Mirage Mirror
35% of 17 decks +34% synergy
Agatha's Soul Cauldron
35% of 17 decks +34% synergy
Skullclamp
35% of 17 decks +23% synergy
Portable Hole
29% of 17 decks +29% synergy
Altar of the Brood
24% of 17 decks +22% synergy
Scroll Rack
24% of 17 decks +22% synergy
Vexing Bauble
24% of 17 decks +22% synergy
Lifeline
18% of 17 decks +18% synergy
Relic Vial
18% of 17 decks +17% synergy
Pithing Needle
18% of 17 decks +17% synergy
Trinisphere
18% of 17 decks +17% synergy
Voltaic Key
18% of 17 decks +17% synergy
Blade of Selves
18% of 17 decks +16% synergy
Manifold Key
18% of 17 decks +16% synergy
Pearl Medallion
18% of 17 decks +16% synergy
Enchantments
Gutter Grime
60% of 5 decks +60% synergy
Pattern of Rebirth
60% of 5 decks +60% synergy
Greater Good
60% of 5 decks +58% synergy
Gift of Immortality
53% of 17 decks +52% synergy
Smothering Tithe
47% of 17 decks +35% synergy
Blind Obedience
41% of 17 decks +38% synergy
Darksteel Mutation
29% of 17 decks +27% synergy
Enduring Renewal
24% of 17 decks +23% synergy
Deafening Silence
24% of 17 decks +22% synergy
Fanatical Devotion
18% of 17 decks +17% synergy
Static Prison
18% of 17 decks +17% synergy
Trouble in Pairs
18% of 17 decks +14% synergy
Ghostly Prison
18% of 17 decks +12% synergy
Utility Lands
Urza's Saga
71% of 17 decks +63% synergy
High Market
65% of 17 decks +61% synergy
Inventors' Fair
53% of 17 decks +49% synergy
Nykthos, Shrine to Nyx
53% of 17 decks +47% synergy
Command Beacon
47% of 17 decks +42% synergy
Ancient Tomb
47% of 17 decks +36% synergy
Monumental Henge
41% of 17 decks +39% synergy
Eiganjo, Seat of the Empire
41% of 17 decks +37% synergy
Emeria, the Sky Ruin
35% of 17 decks +34% synergy
Hall of Heliod's Generosity
35% of 17 decks +32% synergy
War Room
29% of 17 decks +23% synergy
Ancient Den
24% of 17 decks +21% synergy
City of Traitors
18% of 17 decks +17% synergy
Mana Artifacts
Sol Ring
100% of 17 decks +15% synergy
Arcane Signet
71% of 17 decks -1% synergy
Mana Vault
47% of 17 decks +41% synergy
Mox Opal
41% of 17 decks +37% synergy
Chrome Mox
41% of 17 decks +35% synergy
Lotus Petal
41% of 17 decks +34% synergy
Mana Crypt
41% of 17 decks +31% synergy
Mox Diamond
35% of 17 decks +31% synergy
Staff of Compleation
29% of 17 decks +28% synergy
Grim Monolith
29% of 17 decks +27% synergy
Jeweled Lotus
29% of 17 decks +22% synergy
Paradise Mantle
18% of 17 decks +17% synergy
Fellwar Stone
18% of 17 decks -3% synergy
Lands
Temple Garden
80% of 5 decks +71% synergy
Bountiful Promenade
60% of 5 decks +55% synergy
Lazotep Quarry
53% of 17 decks +51% synergy
Gemstone Caverns
35% of 17 decks +30% synergy
Cavern of Souls
35% of 17 decks +29% synergy
Talon Gates of Madara
29% of 17 decks +25% synergy
Myriad Landscape
24% of 17 decks +4% synergy
Command Tower
24% of 17 decks -50% synergy
Haven of the Spirit Dragon
18% of 17 decks +16% synergy
Windswept Heath
18% of 17 decks +7% synergy