Mikaeus, the Unhallowed + Mindless Automaton + Vorinclex, Monstrous Raider + Ashnod's Altar

Mikaeus, the Unhallowed
Mindless Automaton
Vorinclex, Monstrous Raider
Ashnod's Altar

Requires
Mikaeus, the Unhallowed must be on the battlefield. Mindless Automaton must be on the battlefield. Vorinclex, Monstrous Raider must be on the battlefield. Ashnod's Altar must be on the battlefield. Mindless Automaton has an even number of +1/+1 counters on it.
Steps
  1. Activate Mindless Automaton's second ability by removing two +1/+1 counters from it, causing you to draw a card.
  2. Repeat step 1 until Mindless Automaton has zero +1/+1 counters on it.
  3. Activate Ashnod's Altar by sacrificing Mindless Automaton, adding .
  4. Mindless Automaton dies, triggering its undying ability, returning it from your graveyard to the battlefield with a total of six +1/+1 counters on it.
  5. Repeat.
Results
Infinite card draw. Infinite draw triggers. Near-infinite colorless mana. Near-infinite death triggers. Near-infinite ETB. Near-infinite LTB. Near-infinite sacrifice triggers.

Reyhan, Last of the Abzan // Rograkh, Son of Rohgahh
0.22% of 457 decks 1 decks
Atraxa, Praetors' Voice
0.00% of 35211 decks 1 decks
Creatures
Triskelion
100% of 2 decks +100% synergy
Priest of Fell Rites
100% of 1 decks +98% synergy
Walking Ballista
100% of 2 decks +97% synergy
Heliod, Sun-Crowned
100% of 1 decks +97% synergy
Evolution Witness
100% of 1 decks +95% synergy
Bristly Bill, Spine Sower
100% of 1 decks +95% synergy
Dualcaster Mage
100% of 1 decks +95% synergy
Corpse Knight
100% of 1 decks +94% synergy
Kami of Whispered Hopes
100% of 1 decks +92% synergy
Viscera Seer
100% of 2 decks +91% synergy
Boa Constrictor
50% of 2 decks +50% synergy
Honored Hierarch
50% of 2 decks +50% synergy
Coretapper
50% of 2 decks +50% synergy
Witherbloom Pledgemage
50% of 2 decks +50% synergy
Crystalline Crawler
50% of 2 decks +50% synergy
Spike Feeder
50% of 2 decks +50% synergy
Necrotic Ooze
50% of 2 decks +49% synergy
Pir, Imaginative Rascal
50% of 2 decks +49% synergy
Oriq Loremage
50% of 2 decks +49% synergy
Fain, the Broker
50% of 2 decks +49% synergy
Sedgemoor Witch
50% of 2 decks +49% synergy
Benevolent Hydra
50% of 2 decks +48% synergy
Gyome, Master Chef
50% of 2 decks +48% synergy
Witherbloom Apprentice
50% of 2 decks +48% synergy
Woe Strider
50% of 2 decks +48% synergy
Vigor
50% of 2 decks +47% synergy
Devoted Druid
50% of 2 decks +47% synergy
Fauna Shaman
50% of 2 decks +47% synergy
Winding Constrictor
50% of 2 decks +46% synergy
Corpsejack Menace
50% of 2 decks +45% synergy
Elvish Mystic
50% of 2 decks +32% synergy
Birds of Paradise
50% of 2 decks +23% synergy
Instants
Fury Storm
100% of 1 decks +99% synergy
Steady Progress
100% of 1 decks +99% synergy
Forbidden Alchemy
100% of 1 decks +99% synergy
Thirst for Knowledge
100% of 1 decks +98% synergy
Fact or Fiction
100% of 1 decks +93% synergy
Frantic Search
100% of 1 decks +88% synergy
Worldly Tutor
100% of 2 decks +86% synergy
Deflecting Swat
100% of 1 decks +84% synergy
Enlightened Tutor
100% of 1 decks +82% synergy
Vampiric Tutor
100% of 2 decks +82% synergy
Anguished Unmaking
100% of 1 decks +76% synergy
Swords to Plowshares
100% of 1 decks +37% synergy
Reincarnation
50% of 2 decks +50% synergy
Fake Your Own Death
50% of 2 decks +49% synergy
Imp's Mischief
50% of 2 decks +47% synergy
Saw in Half
50% of 2 decks +47% synergy
Grisly Salvage
50% of 2 decks +45% synergy
Veil of Summer
50% of 2 decks +44% synergy
Entomb
50% of 2 decks +43% synergy
Sorceries
Refurbish
100% of 1 decks +100% synergy
Argivian Restoration
100% of 1 decks +100% synergy
Late to Dinner
100% of 1 decks +99% synergy
Careful Study
100% of 1 decks +99% synergy
Heat Shimmer
100% of 1 decks +99% synergy
Contentious Plan
100% of 1 decks +98% synergy
Twinflame
100% of 1 decks +97% synergy
Molten Duplication
100% of 1 decks +97% synergy
Tezzeret's Gambit
100% of 1 decks +96% synergy
Idyllic Tutor
100% of 1 decks +95% synergy
Sevinne's Reclamation
100% of 1 decks +93% synergy
Chain of Acid
50% of 2 decks +50% synergy
Chain of Smog
50% of 2 decks +49% synergy
Life // Death
50% of 2 decks +48% synergy
Unmarked Grave
50% of 2 decks +47% synergy
Dread Return
50% of 2 decks +45% synergy
Buried Alive
50% of 2 decks +44% synergy
Finale of Devastation
50% of 2 decks +42% synergy
Sign in Blood
50% of 2 decks +40% synergy
Victimize
50% of 2 decks +38% synergy
Reanimate
50% of 2 decks +34% synergy
Demonic Tutor
50% of 2 decks +28% synergy
Utility Artifacts
Phyrexian Altar
100% of 2 decks +96% synergy
Ozolith, the Shattered Spire
100% of 1 decks +94% synergy
Darksteel Reactor
50% of 2 decks +50% synergy
Voltaic Key
50% of 2 decks +49% synergy
Mind's Eye
50% of 2 decks +49% synergy
Umbral Mantle
50% of 2 decks +49% synergy
Portal to Phyrexia
50% of 2 decks +48% synergy
Altar of Dementia
50% of 2 decks +47% synergy
Wishclaw Talisman
50% of 2 decks +45% synergy
Swiftfoot Boots
50% of 2 decks +22% synergy
Enchantments
Hunting Grounds
100% of 1 decks +99% synergy
Gratuitous Violence
100% of 1 decks +98% synergy
Uncivil Unrest
100% of 1 decks +98% synergy
Dictate of the Twin Gods
100% of 1 decks +98% synergy
As Foretold
100% of 1 decks +98% synergy
Inexorable Tide
100% of 1 decks +97% synergy
Fiery Emancipation
100% of 1 decks +96% synergy
City on Fire
100% of 1 decks +95% synergy
Innkeeper's Talent
100% of 1 decks +91% synergy
Smothering Tithe
100% of 1 decks +75% synergy
Rhystic Study
100% of 1 decks +72% synergy
Thran Vigil
50% of 2 decks +49% synergy
Unspeakable Symbol
50% of 2 decks +49% synergy
Fight Rigging
50% of 2 decks +49% synergy
Master Chef
50% of 2 decks +48% synergy
Primal Vigor
50% of 2 decks +47% synergy
Branching Evolution
50% of 2 decks +45% synergy
Necropotence
50% of 2 decks +45% synergy
Doubling Season
50% of 2 decks +41% synergy
Hardened Scales
50% of 2 decks +41% synergy
Planeswalkers
Teferi, Who Slows the Sunset
100% of 1 decks +98% synergy
Oko, Thief of Crowns
100% of 1 decks +94% synergy
Garruk, Unleashed
50% of 2 decks +49% synergy
Utility Lands
Karn's Bastion
50% of 2 decks +45% synergy
Urza's Saga
50% of 2 decks +43% synergy
Mana Artifacts
Arcane Signet
100% of 2 decks +28% synergy
Sol Ring
100% of 2 decks +16% synergy
Tablet of Compleation
50% of 2 decks +50% synergy
Empowered Autogenerator
50% of 2 decks +50% synergy
Astral Cornucopia
50% of 2 decks +49% synergy
Chromatic Orrery
50% of 2 decks +48% synergy
Mox Amber
50% of 2 decks +46% synergy
Everflowing Chalice
50% of 2 decks +45% synergy
Chrome Mox
50% of 2 decks +44% synergy
Lotus Petal
50% of 2 decks +43% synergy
Mana Crypt
50% of 2 decks +41% synergy
Lands
Grove of the Burnwillows
100% of 1 decks +98% synergy
Fire-Lit Thicket
100% of 1 decks +95% synergy
Blackcleave Cliffs
100% of 1 decks +95% synergy
Graven Cairns
100% of 1 decks +92% synergy
Windswept Heath
100% of 2 decks +90% synergy
Marsh Flats
100% of 2 decks +89% synergy
Verdant Catacombs
100% of 2 decks +89% synergy
Savannah
100% of 1 decks +87% synergy
Taiga
100% of 1 decks +87% synergy
Badlands
100% of 1 decks +86% synergy
Bayou
100% of 2 decks +86% synergy
Scrubland
100% of 1 decks +86% synergy
Tundra
100% of 1 decks +86% synergy
Tropical Island
100% of 1 decks +86% synergy
Underground Sea
100% of 1 decks +86% synergy
Haunted Ridge
100% of 1 decks +84% synergy
Karplusan Forest
100% of 1 decks +83% synergy
Sulfurous Springs
100% of 1 decks +80% synergy
Spire Garden
100% of 1 decks +76% synergy
Ziatora's Proving Ground
100% of 1 decks +68% synergy
Smoldering Marsh
100% of 1 decks +68% synergy
Cinder Glade
100% of 1 decks +62% synergy
Blood Crypt
100% of 1 decks +61% synergy
Stomping Ground
100% of 1 decks +59% synergy
Command Tower
100% of 2 decks +26% synergy
Blooming Marsh
50% of 2 decks +46% synergy
Gemstone Caverns
50% of 2 decks +45% synergy
Woodland Chasm
50% of 2 decks +45% synergy
Mana Confluence
50% of 2 decks +43% synergy
City of Brass
50% of 2 decks +42% synergy
Twilight Mire
50% of 2 decks +40% synergy
Wooded Foothills
50% of 2 decks +40% synergy
Bloodstained Mire
50% of 2 decks +40% synergy
Flooded Strand
50% of 2 decks +39% synergy
Polluted Delta
50% of 2 decks +39% synergy
Misty Rainforest
50% of 2 decks +38% synergy
Llanowar Wastes
50% of 2 decks +24% synergy
Undergrowth Stadium
50% of 2 decks +24% synergy
Exotic Orchard
50% of 2 decks +14% synergy
Overgrown Tomb
50% of 2 decks +7% synergy