Jackdaw Savior + Loyal Retainers + Ashnod's Altar

Jackdaw Savior
Loyal Retainers
Ashnod's Altar

Requires
Jackdaw Savior must be on the battlefield. Loyal Retainers must be in the graveyard. Ashnod's Altar must be on the battlefield.
Steps
  1. During your precombat main phase, activate Ashnod's Altar by sacrificing the legendary creature with flying, adding .
  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 sacrifice triggers. Infinite death triggers. Infinite colorless mana.

Ao, the Dawn Sky
1.84% of 706 decks 13 decks
Saffi Eriksdotter
1.14% of 527 decks 6 decks
High Synergy Cards
Renegade Rallier
100% of 6 decks +100% synergy
Eldritch Evolution
100% of 6 decks +98% synergy
Avacyn's Pilgrim
83% of 6 decks +80% synergy
Phyrexian Altar
81% of 21 decks +77% synergy
Elvish Mystic
83% of 6 decks +75% synergy
Recruiter of the Guard
76% of 21 decks +75% synergy
Llanowar Elves
83% of 6 decks +73% synergy
Eternal Witness
83% of 6 decks +73% synergy
Birds of Paradise
83% of 6 decks +71% synergy
Altar of Dementia
71% of 21 decks +69% synergy
Top Cards
Gutter Grime
67% of 6 decks +67% synergy
Pattern of Rebirth
67% of 6 decks +66% synergy
Fecundity
67% of 6 decks +66% synergy
Birthing Pod
67% of 6 decks +65% synergy
Greater Good
67% of 6 decks +64% synergy
Eladamri's Call
67% of 6 decks +64% synergy
Witch Enchanter
67% of 21 decks +62% synergy
Worldly Tutor
67% of 6 decks +60% synergy
Sakura-Tribe Elder
67% of 6 decks +58% synergy
Oswald Fiddlebender
62% of 21 decks +61% synergy
Creatures
Archivist of Oghma
62% of 21 decks +59% synergy
Esper Sentinel
62% of 21 decks +52% synergy
Skyclave Apparition
57% of 21 decks +56% synergy
Weathered Wayfarer
57% of 21 decks +56% synergy
Grand Abolisher
57% of 21 decks +53% synergy
Cathar Commando
52% of 21 decks +51% synergy
Wall of Blossoms
50% of 6 decks +49% synergy
Protean Hulk
50% of 6 decks +49% synergy
Devoted Druid
50% of 6 decks +49% synergy
Fyndhorn Elves
50% of 6 decks +44% synergy
Ranger-Captain of Eos
48% of 21 decks +45% synergy
Walking Ballista
48% of 21 decks +45% synergy
Academy Rector
43% of 21 decks +43% synergy
Deep Gnome Terramancer
43% of 21 decks +42% synergy
Aven Interrupter
43% of 21 decks +41% synergy
Karmic Guide
43% of 21 decks +41% synergy
Drannith Magistrate
43% of 21 decks +40% synergy
Loran of the Third Path
43% of 21 decks +40% synergy
Martyred Rusalka
38% of 21 decks +38% synergy
Luminous Broodmoth
38% of 21 decks +37% synergy
Samwise the Stouthearted
33% of 21 decks +33% synergy
Reveillark
33% of 21 decks +32% synergy
Stoneforge Mystic
33% of 21 decks +32% synergy
Archon of Emeria
33% of 21 decks +32% synergy
Dauntless Dismantler
33% of 21 decks +31% synergy
Aven Mindcensor
33% of 21 decks +31% synergy
Sun Titan
33% of 21 decks +28% synergy
Solemn Simulacrum
33% of 21 decks +19% synergy
Pulsemage Advocate
29% of 21 decks +29% synergy
Salvage Scout
29% of 21 decks +29% synergy
Extraction Specialist
29% of 21 decks +28% synergy
Doorkeeper Thrull
29% of 21 decks +28% synergy
Solitude
29% of 21 decks +28% synergy
Ethersworn Canonist
29% of 21 decks +28% synergy
Moon-Blessed Cleric
29% of 21 decks +28% synergy
Ornithopter of Paradise
29% of 21 decks +24% synergy
Mistmoon Griffin
24% of 21 decks +24% synergy
Redemption Choir
24% of 21 decks +23% synergy
Serra Ascendant
24% of 21 decks +22% synergy
Ambitious Farmhand
19% of 21 decks +19% synergy
Bounty Agent
19% of 21 decks +19% synergy
Spirit of the Labyrinth
19% of 21 decks +19% synergy
Preston, the Vanisher
19% of 21 decks +18% synergy
Emeria Shepherd
19% of 21 decks +18% synergy
Ornithopter
19% of 21 decks +17% synergy
Knight of the White Orchid
19% of 21 decks +16% synergy
Mother of Runes
19% of 21 decks +16% synergy
Lesser Masticore
14% of 21 decks +14% synergy
Market Gnome
14% of 21 decks +14% synergy
Adarkar Valkyrie
14% of 21 decks +14% synergy
Instants
Enlightened Tutor
62% of 21 decks +54% synergy
Path to Exile
62% of 21 decks +41% synergy
Swords to Plowshares
62% of 21 decks +33% synergy
Rite of Harmony
50% of 6 decks +49% synergy
Silence
48% of 21 decks +45% synergy
Razorgrass Ambush
38% of 21 decks +37% synergy
Flare of Fortitude
38% of 21 decks +35% synergy
Brought Back
33% of 21 decks +33% synergy
Teferi's Protection
33% of 21 decks +24% synergy
Faith's Reward
19% of 21 decks +19% synergy
Generous Gift
19% of 21 decks +7% synergy
Calamity's Wake
14% of 21 decks +14% synergy
Angel's Grace
14% of 21 decks +13% synergy
Everybody Lives!
14% of 21 decks +13% synergy
Clever Concealment
14% of 21 decks +12% synergy
Sorceries
Altar of Bone
50% of 6 decks +50% synergy
Green Sun's Zenith
50% of 6 decks +47% synergy
Finale of Devastation
50% of 6 decks +46% synergy
Sevinne's Reclamation
43% of 21 decks +40% synergy
Farewell
19% of 21 decks +13% synergy
Starfall Invocation
14% of 21 decks +11% synergy
Austere Command
14% of 21 decks +8% synergy
Utility Artifacts
Nim Deathmantle
57% of 21 decks +56% synergy
Mirror of the Forebears
48% of 21 decks +47% synergy
Moonsilver Key
48% of 21 decks +46% synergy
Blasting Station
43% of 21 decks +42% synergy
Mirage Mirror
38% of 21 decks +36% synergy
The One Ring
38% of 21 decks +29% synergy
Skullclamp
38% of 21 decks +26% synergy
Portable Hole
29% of 21 decks +28% synergy
Blade of Selves
29% of 21 decks +27% synergy
Agatha's Soul Cauldron
29% of 21 decks +27% synergy
Vexing Bauble
24% of 21 decks +22% synergy
Lifeline
19% of 21 decks +19% synergy
Altar of the Brood
19% of 21 decks +18% synergy
Scroll Rack
19% of 21 decks +17% synergy
Pearl Medallion
19% of 21 decks +17% synergy
Relic Vial
14% of 21 decks +14% synergy
Dusk Rose Reliquary
14% of 21 decks +14% synergy
Weatherlight Compleated
14% of 21 decks +14% synergy
Gerrard's Hourglass Pendant
14% of 21 decks +14% synergy
Pithing Needle
14% of 21 decks +14% synergy
Spawning Pit
14% of 21 decks +14% synergy
Desecrated Tomb
14% of 21 decks +14% synergy
Trinisphere
14% of 21 decks +14% synergy
Pyre of Heroes
14% of 21 decks +14% synergy
Voltaic Key
14% of 21 decks +13% synergy
Manifold Key
14% of 21 decks +13% synergy
Oketra's Monument
14% of 21 decks +12% synergy
Enchantments
Angelic Renewal
57% of 21 decks +57% synergy
Gift of Immortality
57% of 21 decks +56% synergy
Land Tax
57% of 21 decks +54% synergy
Guardian Project
50% of 6 decks +46% synergy
Blind Obedience
38% of 21 decks +35% synergy
Smothering Tithe
38% of 21 decks +27% synergy
Enduring Renewal
29% of 21 decks +29% synergy
Static Prison
24% of 21 decks +23% synergy
Deafening Silence
24% of 21 decks +23% synergy
Darksteel Mutation
24% of 21 decks +21% synergy
Touch the Spirit Realm
19% of 21 decks +18% synergy
Martyr's Cause
14% of 21 decks +14% synergy
Fanatical Devotion
14% of 21 decks +14% synergy
Trouble in Pairs
14% of 21 decks +11% synergy
Ghostly Prison
14% of 21 decks +9% synergy
Utility Lands
High Market
67% of 21 decks +63% synergy
Urza's Saga
62% of 21 decks +55% synergy
Inventors' Fair
48% of 21 decks +44% synergy
Nykthos, Shrine to Nyx
48% of 21 decks +42% synergy
Command Beacon
43% of 21 decks +38% synergy
Ancient Tomb
38% of 21 decks +27% synergy
Emeria, the Sky Ruin
33% of 21 decks +32% synergy
Monumental Henge
33% of 21 decks +31% synergy
Eiganjo, Seat of the Empire
33% of 21 decks +29% synergy
War Room
33% of 21 decks +27% synergy
Hall of Heliod's Generosity
29% of 21 decks +26% synergy
Ancient Den
19% of 21 decks +16% synergy
City of Traitors
14% of 21 decks +13% synergy
Crystal Vein
14% of 21 decks +13% synergy
Mana Artifacts
Sol Ring
95% of 21 decks +11% synergy
Arcane Signet
71% of 21 decks -0% synergy
Mana Vault
38% of 21 decks +32% synergy
Mox Opal
33% of 21 decks +29% synergy
Chrome Mox
33% of 21 decks +27% synergy
Lotus Petal
33% of 21 decks +27% synergy
Mana Crypt
33% of 21 decks +23% synergy
Staff of Compleation
29% of 21 decks +27% synergy
Mox Diamond
29% of 21 decks +24% synergy
Lotus Bloom
24% of 21 decks +23% synergy
Grim Monolith
24% of 21 decks +22% synergy
Jeweled Lotus
24% of 21 decks +17% synergy
Fellwar Stone
24% of 21 decks +3% synergy
Paradise Mantle
14% of 21 decks +14% synergy
Sol Talisman
14% of 21 decks +13% synergy
Lands
Temple Garden
67% of 6 decks +58% synergy
Lazotep Quarry
52% of 21 decks +51% synergy
Bountiful Promenade
50% of 6 decks +45% synergy
Gemstone Caverns
29% of 21 decks +24% synergy
Cavern of Souls
29% of 21 decks +22% synergy
Talon Gates of Madara
24% of 21 decks +19% synergy
Myriad Landscape
24% of 21 decks +4% synergy
Command Tower
24% of 21 decks -50% synergy
Haven of the Spirit Dragon
19% of 21 decks +18% synergy
Windswept Heath
14% of 21 decks +4% synergy