Myr Propagator + Umbral Mantle + Ashnod's Altar + Training Grounds
Myr Propagator
Umbral Mantle
Ashnod's Altar
Training Grounds
Requires
Myr Propagator must be on the battlefield.
Umbral Mantle must be on the battlefield.
Ashnod's Altar must be on the battlefield.
Training Grounds must be on the battlefield.
Umbral Mantle attached to Myr Propagator.
Myr Propagator does not have summoning sickness.
Mana needed: 
Steps
- Activate Myr Propagator by paying and tapping it, creating a token copy of itself.
- Activate Ashnod's Altar by sacrificing the Myr Propagator token, adding .
- Activate Myr Propagator by paying and untapping it, giving itself +2/+2 until end of turn.
- Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinitely large Myr Propagator until end of turn. Infinite sacrifice triggers.
Tazri, Stalwart Survivor
0.06% of 1780 decks
1 decks
Idris, Soul of the TARDIS
1.54% of 65 decks
1 decks
Creatures
Patrol Signaler
100% of 1 decks
+100% synergy
Order of Whiteclay
100% of 1 decks
+100% synergy
Undercity Scrounger
100% of 1 decks
+100% synergy
Pili-Pala
100% of 2 decks
+100% synergy
Meria, Scholar of Antiquity
100% of 1 decks
+100% synergy
Raggadragga, Goreguts Boss
100% of 1 decks
+100% synergy
Twilight Drover
100% of 1 decks
+99% synergy
Ant Queen
100% of 1 decks
+99% synergy
Emmara, Soul of the Accord
100% of 1 decks
+99% synergy
Prize Pig
100% of 1 decks
+99% synergy
Eldrazi Displacer
100% of 1 decks
+98% synergy
Marneus Calgar
100% of 1 decks
+98% synergy
Agatha of the Vile Cauldron
100% of 1 decks
+98% synergy
Thrasios, Triton Hero
100% of 1 decks
+98% synergy
Biomancer's Familiar
100% of 1 decks
+97% synergy
Zirda, the Dawnwaker
100% of 1 decks
+97% synergy
Selvala, Explorer Returned
100% of 1 decks
+97% synergy
Galadriel, Light of Valinor
100% of 1 decks
+97% synergy
Emiel the Blessed
100% of 1 decks
+96% synergy
Kenrith, the Returned King
100% of 1 decks
+96% synergy
Likeness Looter
100% of 1 decks
+96% synergy
Carrion Feeder
100% of 1 decks
+95% synergy
Syr Konrad, the Grim
100% of 1 decks
+91% synergy
Zacama, Primal Calamity
100% of 1 decks
+91% synergy
Mondrak, Glory Dominus
100% of 1 decks
+91% synergy
Birds of Paradise
100% of 1 decks
+73% synergy
Farmstead Gleaner
50% of 2 decks
+50% synergy
Hateflayer
50% of 2 decks
+50% synergy
Pia and Kiran Nalaar
50% of 2 decks
+50% synergy
Realm-Scorcher Hellkite
50% of 2 decks
+50% synergy
Mycosynth Golem
50% of 2 decks
+50% synergy
Drafna, Founder of Lat-Nam
50% of 2 decks
+49% synergy
Circuit Mender
50% of 2 decks
+49% synergy
Karn, Legacy Reforged
50% of 2 decks
+49% synergy
Unctus, Grand Metatect
50% of 2 decks
+48% synergy
Combustible Gearhulk
50% of 2 decks
+47% synergy
Thought Monitor
50% of 2 decks
+47% synergy
Enthusiastic Mechanaut
50% of 2 decks
+46% synergy
Foundry Inspector
50% of 2 decks
+46% synergy
Etherium Sculptor
50% of 2 decks
+44% synergy
Solemn Simulacrum
50% of 2 decks
+36% synergy
Instants
Legolas's Quick Reflexes
100% of 1 decks
+97% synergy
Clever Concealment
100% of 1 decks
+95% synergy
Teferi's Protection
100% of 1 decks
+80% synergy
Heroic Intervention
100% of 1 decks
+70% synergy
Whir of Invention
50% of 2 decks
+47% synergy
Fierce Guardianship
50% of 2 decks
+32% synergy
Arcane Denial
50% of 2 decks
+30% synergy
Sorceries
Three Visits
100% of 1 decks
+75% synergy
Kodama's Reach
100% of 1 decks
+68% synergy
Nature's Lore
100% of 1 decks
+68% synergy
Farseek
100% of 1 decks
+66% synergy
Echo Storm
50% of 2 decks
+50% synergy
Flood of Tears
50% of 2 decks
+49% synergy
Reshape
50% of 2 decks
+48% synergy
Crackle with Power
50% of 2 decks
+48% synergy
Fabricate
50% of 2 decks
+44% synergy
Blasphemous Act
50% of 2 decks
+16% synergy
Utility Artifacts
Heartstone
100% of 2 decks
+99% synergy
Lightning Greaves
100% of 2 decks
+75% synergy
Myr Matrix
50% of 2 decks
+50% synergy
Decoction Module
50% of 2 decks
+50% synergy
Retrofitter Foundry
50% of 2 decks
+50% synergy
Rotating Fireplace
50% of 2 decks
+50% synergy
Aetherworks Marvel
50% of 2 decks
+50% synergy
Gonti's Aether Heart
50% of 2 decks
+50% synergy
Blasting Station
50% of 2 decks
+49% synergy
Grinding Station
50% of 2 decks
+49% synergy
Lembas
50% of 2 decks
+49% synergy
Nim Deathmantle
50% of 2 decks
+49% synergy
Mirrorworks
50% of 2 decks
+49% synergy
Spine of Ish Sah
50% of 2 decks
+49% synergy
Contagion Engine
50% of 2 decks
+49% synergy
Krark-Clan Ironworks
50% of 2 decks
+49% synergy
Battlemage's Bracers
50% of 2 decks
+49% synergy
Illusionist's Bracers
50% of 2 decks
+49% synergy
Contagion Clasp
50% of 2 decks
+49% synergy
Horn of Gondor
50% of 2 decks
+49% synergy
Lithoform Engine
50% of 2 decks
+48% synergy
Agatha's Soul Cauldron
50% of 2 decks
+48% synergy
Forsaken Monument
50% of 2 decks
+48% synergy
Imposter Mech
50% of 2 decks
+48% synergy
Cloud Key
50% of 2 decks
+48% synergy
Strionic Resonator
50% of 2 decks
+47% synergy
Phyrexian Altar
50% of 2 decks
+46% synergy
Panharmonicon
50% of 2 decks
+46% synergy
The One Ring
50% of 2 decks
+41% synergy
Swiftfoot Boots
50% of 2 decks
+22% synergy
Enchantments
Concordant Crossroads
100% of 1 decks
+97% synergy
Elven Chorus
100% of 1 decks
+95% synergy
The Meathook Massacre
100% of 1 decks
+95% synergy
Leyline of the Guildpact
100% of 1 decks
+76% synergy
The Brothers' War
50% of 2 decks
+50% synergy
Mana Echoes
50% of 2 decks
+49% synergy
Pemmin's Aura
50% of 2 decks
+49% synergy
Freed from the Real
50% of 2 decks
+48% synergy
Virtue of Knowledge
50% of 2 decks
+47% synergy
Storm the Vault
50% of 2 decks
+47% synergy
Rising of the Day
50% of 2 decks
+44% synergy
Planeswalkers
Grist, the Hunger Tide
100% of 1 decks
+96% synergy
Tyvar, Jubilant Brawler
100% of 1 decks
+95% synergy
Utility Lands
Arcane Lighthouse
50% of 2 decks
+49% synergy
Field of Ruin
50% of 2 decks
+48% synergy
Inventors' Fair
50% of 2 decks
+46% synergy
Minamo, School at Water's Edge
50% of 2 decks
+46% synergy
Command Beacon
50% of 2 decks
+45% synergy
Academy Ruins
50% of 2 decks
+45% synergy
Karn's Bastion
50% of 2 decks
+45% synergy
Urza's Saga
50% of 2 decks
+43% synergy
Rogue's Passage
50% of 2 decks
+31% synergy
Mana Artifacts
Sol Ring
100% of 2 decks
+16% synergy
Slagstone Refinery
50% of 2 decks
+50% synergy
Empowered Autogenerator
50% of 2 decks
+50% synergy
Blinkmoth Urn
50% of 2 decks
+50% synergy
Paradise Mantle
50% of 2 decks
+49% synergy
Astral Cornucopia
50% of 2 decks
+49% synergy
Staff of Compleation
50% of 2 decks
+48% synergy
Chromatic Orrery
50% of 2 decks
+48% synergy
Basalt Monolith
50% of 2 decks
+47% synergy
Mox Opal
50% of 2 decks
+46% synergy
Everflowing Chalice
50% of 2 decks
+45% synergy
Fellwar Stone
50% of 2 decks
+29% synergy
Arcane Signet
50% of 2 decks
-22% synergy
Lands
Hengegate Pathway
100% of 1 decks
+92% synergy
Branchloft Pathway
100% of 1 decks
+92% synergy
Needleverge Pathway
100% of 1 decks
+91% synergy
Blightstep Pathway
100% of 1 decks
+90% synergy
Clearwater Pathway
100% of 1 decks
+90% synergy
Wooded Foothills
100% of 2 decks
+90% synergy
Bloodstained Mire
100% of 2 decks
+90% synergy
Sacred Foundry
100% of 1 decks
+64% synergy
Steam Vents
100% of 2 decks
+61% synergy
Temple Garden
100% of 1 decks
+59% synergy
Godless Shrine
100% of 1 decks
+59% synergy
Watery Grave
100% of 1 decks
+59% synergy
Hallowed Fountain
100% of 1 decks
+59% synergy
Breeding Pool
100% of 1 decks
+59% synergy
Stomping Ground
100% of 1 decks
+59% synergy
Overgrown Tomb
100% of 1 decks
+57% synergy
Command Tower
100% of 2 decks
+26% synergy
Aether Hub
50% of 2 decks
+50% synergy
Ancient Ziggurat
50% of 2 decks
+50% synergy
Hall of Tagsin
50% of 2 decks
+49% synergy
Power Depot
50% of 2 decks
+49% synergy
Spire of Industry
50% of 2 decks
+47% synergy
Demolition Field
50% of 2 decks
+47% synergy
Plaza of Heroes
50% of 2 decks
+47% synergy
Secluded Courtyard
50% of 2 decks
+45% synergy
Gemstone Caverns
50% of 2 decks
+45% synergy
Unclaimed Territory
50% of 2 decks
+45% synergy
Reflecting Pool
50% of 2 decks
+45% synergy
Prismatic Vista
50% of 2 decks
+44% synergy
Cavern of Souls
50% of 2 decks
+43% synergy
Riverglide Pathway
50% of 2 decks
+41% synergy
Fabled Passage
50% of 2 decks
+41% synergy
Windswept Heath
50% of 2 decks
+40% synergy
Arid Mesa
50% of 2 decks
+39% synergy
Scalding Tarn
50% of 2 decks
+39% synergy
Polluted Delta
50% of 2 decks
+39% synergy
Verdant Catacombs
50% of 2 decks
+39% synergy
Misty Rainforest
50% of 2 decks
+38% synergy
Volcanic Island
50% of 2 decks
+36% synergy
Stormcarved Coast
50% of 2 decks
+33% synergy
Shivan Reef
50% of 2 decks
+23% synergy
Training Center
50% of 2 decks
+22% synergy
Exotic Orchard
50% of 2 decks
+14% synergy