Jackdaw Savior + Loyal Retainers + Altar of Dementia

Jackdaw Savior
Loyal Retainers
Altar of Dementia

Requires
Jackdaw Savior must be on the battlefield. Loyal Retainers must be in the graveyard. Altar of Dementia must be on the battlefield.
Steps
  1. During your precombat main phase, activate Altar of Dementia by sacrificing the legendary creature with flying.
  2. When the creature dies, Jackdaw Savior triggers, returning Loyal Retainers from your graveyard to the battlefield.
  3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
  4. Activate Loyal Retainers by sacrificing it, returning the legendary creature with flying from your graveyard to the battlefield.
  5. Repeat.
Results
Infinite LTB. Infinite ETB. Infinite sacrifice triggers. Infinite death triggers. Infinite mill. Infinite self-mill.

Ao, the Dawn Sky
1.27% of 706 decks 9 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 15 decks +92% synergy
Elvish Mystic
100% of 5 decks +92% synergy
Birds of Paradise
100% of 5 decks +88% synergy
Phyrexian Altar
87% of 15 decks +83% synergy
Fecundity
80% of 5 decks +80% synergy
Birthing Pod
80% of 5 decks +79% synergy
Recruiter of the Guard
80% of 15 decks +79% synergy
Eladamri's Call
80% of 5 decks +77% synergy
Top Cards
Avacyn's Pilgrim
80% of 5 decks +77% synergy
Worldly Tutor
80% of 5 decks +73% synergy
Llanowar Elves
80% of 5 decks +70% synergy
Eternal Witness
80% of 5 decks +70% synergy
Witch Enchanter
73% of 15 decks +69% synergy
Swords to Plowshares
73% of 15 decks +45% synergy
Oswald Fiddlebender
67% of 15 decks +66% synergy
Skyclave Apparition
67% of 15 decks +65% synergy
Archivist of Oghma
67% of 15 decks +64% synergy
Enlightened Tutor
67% of 15 decks +59% synergy
Creatures
Esper Sentinel
67% of 15 decks +57% synergy
Walking Ballista
60% of 15 decks +57% synergy
Fyndhorn Elves
60% of 5 decks +54% synergy
Sakura-Tribe Elder
60% of 5 decks +51% synergy
Weathered Wayfarer
53% of 15 decks +52% synergy
Cathar Commando
53% of 15 decks +52% synergy
Ranger-Captain of Eos
53% of 15 decks +51% synergy
Loran of the Third Path
53% of 15 decks +50% synergy
Grand Abolisher
53% of 15 decks +49% synergy
Academy Rector
47% of 15 decks +46% synergy
Aven Interrupter
47% of 15 decks +45% synergy
Karmic Guide
47% of 15 decks +44% synergy
Pulsemage Advocate
40% of 15 decks +40% synergy
Drannith Magistrate
40% of 15 decks +37% synergy
Extraction Specialist
33% of 15 decks +33% synergy
Samwise the Stouthearted
33% of 15 decks +33% synergy
Moon-Blessed Cleric
33% of 15 decks +32% synergy
Luminous Broodmoth
33% of 15 decks +32% synergy
Reveillark
33% of 15 decks +32% synergy
Deep Gnome Terramancer
33% of 15 decks +32% synergy
Ornithopter of Paradise
33% of 15 decks +29% synergy
Sun Titan
33% of 15 decks +28% synergy
Martyred Rusalka
27% of 15 decks +27% synergy
Mistmoon Griffin
27% of 15 decks +27% synergy
Salvage Scout
27% of 15 decks +27% synergy
Doorkeeper Thrull
27% of 15 decks +26% synergy
Redemption Choir
27% of 15 decks +26% synergy
Solitude
27% of 15 decks +26% synergy
Ethersworn Canonist
27% of 15 decks +26% synergy
Emeria Shepherd
27% of 15 decks +26% synergy
Stoneforge Mystic
27% of 15 decks +25% synergy
Archon of Emeria
27% of 15 decks +25% synergy
Dauntless Dismantler
27% of 15 decks +25% synergy
Serra Ascendant
27% of 15 decks +25% synergy
Aven Mindcensor
27% of 15 decks +24% synergy
Solemn Simulacrum
27% of 15 decks +13% synergy
Ambitious Farmhand
20% of 15 decks +20% synergy
Lesser Masticore
20% of 15 decks +20% synergy
Adarkar Valkyrie
20% of 15 decks +20% synergy
Bounty Agent
20% of 15 decks +20% synergy
Angel of Indemnity
20% of 15 decks +19% synergy
Ornithopter
20% of 15 decks +18% synergy
Instants
Path to Exile
60% of 15 decks +39% synergy
Razorgrass Ambush
47% of 15 decks +45% synergy
Silence
47% of 15 decks +44% synergy
Flare of Fortitude
40% of 15 decks +37% synergy
Brought Back
33% of 15 decks +33% synergy
Teferi's Protection
33% of 15 decks +24% synergy
Faith's Reward
20% of 15 decks +20% synergy
Everybody Lives!
20% of 15 decks +19% 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
47% of 15 decks +43% synergy
Austere Command
20% of 15 decks +14% synergy
Farewell
20% of 15 decks +14% synergy
Utility Artifacts
Moonsilver Key
60% of 15 decks +58% synergy
Mirror of the Forebears
53% of 15 decks +53% synergy
Blasting Station
53% of 15 decks +53% synergy
Nim Deathmantle
53% of 15 decks +53% synergy
Portable Hole
40% of 15 decks +40% synergy
Mirage Mirror
40% of 15 decks +38% synergy
The One Ring
33% of 15 decks +24% synergy
Altar of the Brood
27% of 15 decks +25% synergy
Blade of Selves
27% of 15 decks +25% synergy
Agatha's Soul Cauldron
27% of 15 decks +25% synergy
Skullclamp
27% of 15 decks +14% synergy
Trinisphere
20% of 15 decks +19% synergy
Pyre of Heroes
20% of 15 decks +19% synergy
Voltaic Key
20% of 15 decks +19% synergy
Manifold Key
20% of 15 decks +18% synergy
Scroll Rack
20% of 15 decks +18% synergy
Vexing Bauble
20% of 15 decks +18% synergy
Enchantments
Gutter Grime
60% of 5 decks +60% synergy
Angelic Renewal
60% of 15 decks +60% synergy
Pattern of Rebirth
60% of 5 decks +60% synergy
Greater Good
60% of 5 decks +58% synergy
Land Tax
53% of 15 decks +50% synergy
Gift of Immortality
47% of 15 decks +46% synergy
Blind Obedience
40% of 15 decks +37% synergy
Enduring Renewal
33% of 15 decks +33% synergy
Smothering Tithe
33% of 15 decks +22% synergy
Static Prison
27% of 15 decks +26% synergy
Deafening Silence
27% of 15 decks +25% synergy
Darksteel Mutation
27% of 15 decks +24% synergy
Fanatical Devotion
20% of 15 decks +20% synergy
Touch the Spirit Realm
20% of 15 decks +19% synergy
Trouble in Pairs
20% of 15 decks +17% synergy
Utility Lands
High Market
67% of 15 decks +63% synergy
Inventors' Fair
53% of 15 decks +49% synergy
Urza's Saga
53% of 15 decks +46% synergy
Eiganjo, Seat of the Empire
40% of 15 decks +36% synergy
Command Beacon
40% of 15 decks +35% synergy
Nykthos, Shrine to Nyx
40% of 15 decks +34% synergy
Ancient Tomb
40% of 15 decks +29% synergy
Monumental Henge
33% of 15 decks +31% synergy
Hall of Heliod's Generosity
33% of 15 decks +30% synergy
War Room
33% of 15 decks +27% synergy
Emeria, the Sky Ruin
27% of 15 decks +25% synergy
Ancient Den
27% of 15 decks +24% synergy
City of Traitors
20% of 15 decks +19% synergy
Crystal Vein
20% of 15 decks +19% synergy
Mana Artifacts
Sol Ring
100% of 15 decks +15% synergy
Arcane Signet
73% of 15 decks +2% synergy
Mana Vault
40% of 15 decks +34% synergy
Chrome Mox
40% of 15 decks +34% synergy
Lotus Petal
40% of 15 decks +33% synergy
Mana Crypt
40% of 15 decks +30% synergy
Mox Diamond
33% of 15 decks +29% synergy
Mox Opal
33% of 15 decks +29% synergy
Staff of Compleation
27% of 15 decks +25% synergy
Grim Monolith
27% of 15 decks +25% synergy
Fellwar Stone
27% of 15 decks +6% synergy
Lotus Bloom
20% of 15 decks +19% synergy
Paradise Mantle
20% of 15 decks +19% synergy
Jeweled Lotus
20% of 15 decks +13% synergy
Lands
Temple Garden
80% of 5 decks +71% synergy
Bountiful Promenade
60% of 5 decks +55% synergy
Lazotep Quarry
47% of 15 decks +45% synergy
Gemstone Caverns
33% of 15 decks +28% synergy
Cavern of Souls
33% of 15 decks +27% synergy
Talon Gates of Madara
27% of 15 decks +22% synergy
Haven of the Spirit Dragon
20% of 15 decks +19% synergy
Windswept Heath
20% of 15 decks +10% synergy
Command Tower
20% of 15 decks -54% synergy