Mikaeus, the Unhallowed + Retribution of the Ancients + Basal Sliver

Mikaeus, the Unhallowed
Retribution of the Ancients
Basal Sliver

Requires
Mikaeus, the Unhallowed must be on the battlefield. Retribution of the Ancients must be on the battlefield. Basal Sliver must be on the battlefield. Basal Sliver does not have a +1/+1 counter on it.
Steps
  1. Activate Basal Sliver by sacrificing it, adding .
  2. Basal Sliver dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Activate Retribution of the Ancients by paying and removing the +1/+1 counter from Basal Sliver, targeting any creature.
  4. Repeat.
Results
Infinite black mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Reduce any number of target creatures' toughness to zero.

Mikaeus, the Unhallowed
0.37% of 1337 decks 5 decks
Maga, Traitor to Mortals
0.50% of 200 decks 1 decks
Chainer, Dementia Master
0.06% of 1652 decks 1 decks
Sauron, the Necromancer
0.14% of 730 decks 1 decks
K'rrik, Son of Yawgmoth
0.01% of 13841 decks 1 decks
Marchesa, the Black Rose
0.01% of 9321 decks 1 decks
High Synergy Cards
Phyrexian Altar
90% of 10 decks +86% synergy
Blood Vassal
80% of 10 decks +80% synergy
Altar of Dementia
80% of 10 decks +77% synergy
Crypt Ghast
80% of 10 decks +75% synergy
Blood Pet
70% of 10 decks +69% synergy
Jet Medallion
70% of 10 decks +67% synergy
Putrid Goblin
60% of 10 decks +59% synergy
Dark Ritual
80% of 10 decks +58% synergy
Carrion Feeder
60% of 10 decks +55% synergy
Necropotence
60% of 10 decks +55% synergy
Top Cards
Ashnod's Altar
60% of 10 decks +52% synergy
Gray Merchant of Asphodel
60% of 10 decks +51% synergy
Viscera Seer
60% of 10 decks +51% synergy
Zulaport Cutthroat
60% of 10 decks +50% synergy
Blood Artist
60% of 10 decks +48% synergy
Sidisi, Undead Vizier
50% of 10 decks +48% synergy
Walking Ballista
50% of 10 decks +47% synergy
Culling the Weak
50% of 10 decks +46% synergy
Ayara, First of Locthwain
50% of 10 decks +46% synergy
Cabal Ritual
50% of 10 decks +45% synergy
Creatures
Thalakos Deceiver
100% of 1 decks +100% synergy
Flayer of the Hatebound
100% of 1 decks +99% synergy
Dack's Duplicate
100% of 1 decks +99% synergy
Reef Worm
100% of 1 decks +99% synergy
Rionya, Fire Dancer
100% of 1 decks +99% synergy
Grimgrin, Corpse-Born
100% of 1 decks +99% synergy
Sower of Temptation
100% of 1 decks +99% synergy
Thraximundar
100% of 1 decks +99% synergy
Scourge of the Throne
100% of 1 decks +98% synergy
The Scarab God
100% of 1 decks +98% synergy
Glen Elendra Archmage
100% of 1 decks +98% synergy
Dreamtide Whale
100% of 1 decks +96% synergy
Terror of the Peaks
100% of 1 decks +95% synergy
Spark Double
100% of 1 decks +93% synergy
Accursed Marauder
100% of 1 decks +91% synergy
Warren Soultrader
50% of 2 decks +43% synergy
Marionette Apprentice
50% of 2 decks +42% synergy
Tatterkite
40% of 10 decks +40% synergy
Lesser Masticore
40% of 10 decks +40% synergy
Cryptic Trilobite
40% of 10 decks +40% synergy
Plague Belcher
40% of 10 decks +39% synergy
Master of Dark Rites
40% of 5 decks +38% synergy
Gravecrawler
40% of 10 decks +37% synergy
Yawgmoth, Thran Physician
40% of 10 decks +36% synergy
Chainbreaker
30% of 10 decks +30% synergy
Wingrattle Scarecrow
30% of 10 decks +30% synergy
Triskelion
30% of 10 decks +30% synergy
Pitiless Plunderer
30% of 10 decks +22% synergy
Feral Ghoul
29% of 7 decks +27% synergy
Hunted Bonebrute
25% of 4 decks +24% synergy
Orcish Bowmasters
22% of 9 decks +11% synergy
Spincrusher
20% of 10 decks +20% synergy
Lingering Tormentor
20% of 10 decks +20% synergy
Basal Thrull
20% of 10 decks +20% synergy
Crystalline Crawler
20% of 10 decks +20% synergy
Dimir House Guard
20% of 10 decks +19% synergy
Magus of the Coffers
20% of 10 decks +19% synergy
Skeleton Crew
20% of 5 decks +19% synergy
Nirkana Revenant
20% of 10 decks +18% synergy
Woe Strider
20% of 10 decks +18% synergy
Grim Haruspex
20% of 10 decks +16% synergy
Massacre Wurm
20% of 10 decks +16% synergy
Syr Konrad, the Grim
20% of 10 decks +11% synergy
Solemn Simulacrum
20% of 10 decks +6% synergy
Bloodletter of Aclazotz
17% of 6 decks +11% synergy
Scampire
11% of 9 decks +11% synergy
Cirith Ungol Patrol
11% of 9 decks +11% synergy
Gollum, Scheming Guide
11% of 9 decks +11% synergy
Gorbag of Minas Morgul
11% of 9 decks +11% synergy
Gríma Wormtongue
11% of 9 decks +11% synergy
Instants
Cyclonic Rift
100% of 1 decks +72% synergy
Counterspell
100% of 1 decks +57% synergy
Fell the Profane
50% of 2 decks +38% synergy
Vampiric Tutor
50% of 10 decks +32% synergy
Entomb
40% of 10 decks +33% synergy
Imp's Mischief
30% of 10 decks +27% synergy
Deadly Rollick
30% of 10 decks +19% synergy
Deadly Dispute
30% of 10 decks +19% synergy
Saw in Half
22% of 9 decks +19% synergy
Corrupted Conviction
22% of 9 decks +17% synergy
Sacrifice
20% of 10 decks +19% synergy
Altar's Reap
20% of 10 decks +19% synergy
Village Rites
20% of 10 decks +10% synergy
Not Dead After All
12% of 8 decks +9% synergy
Isildur's Fateful Strike
11% of 9 decks +11% synergy
Nasty End
11% of 9 decks +9% synergy
Corpse Dance
10% of 10 decks +10% synergy
Darkblast
10% of 10 decks +10% synergy
Succumb to Temptation
10% of 10 decks +10% synergy
Cremate
10% of 10 decks +10% synergy
Malicious Affliction
10% of 10 decks +10% synergy
Shred Memory
10% of 10 decks +10% synergy
Rain of Filth
10% of 10 decks +9% synergy
Reckoner's Bargain
10% of 10 decks +9% synergy
Stinging Study
10% of 10 decks +9% synergy
Sudden Spoiling
10% of 10 decks +8% synergy
Dismember
10% of 10 decks +7% synergy
Ad Nauseam
10% of 10 decks +7% synergy
Plumb the Forbidden
10% of 10 decks +7% synergy
Defile
10% of 10 decks +7% synergy
Tragic Slip
10% of 10 decks +6% synergy
Infernal Grasp
10% of 10 decks +2% synergy
Malakir Rebirth
10% of 10 decks +2% synergy
Sorceries
Bribery
100% of 1 decks +99% synergy
Demonic Tutor
80% of 10 decks +58% synergy
Feed the Swarm
50% of 10 decks +32% synergy
Bubbling Muck
40% of 10 decks +39% synergy
Diabolic Intent
40% of 10 decks +31% synergy
Sign in Blood
40% of 10 decks +30% synergy
Toxic Deluge
40% of 10 decks +23% synergy
Insatiable Avarice
33% of 3 decks +28% synergy
Peer into the Abyss
30% of 10 decks +27% synergy
Night's Whisper
30% of 10 decks +21% synergy
Reanimate
30% of 10 decks +14% synergy
Persist
20% of 10 decks +18% synergy
Unearth
20% of 10 decks +17% synergy
Grim Tutor
20% of 10 decks +15% synergy
Living Death
20% of 10 decks +15% synergy
Imperial Seal
20% of 10 decks +14% synergy
Diabolic Tutor
20% of 10 decks +14% synergy
Emergency Weld
11% of 9 decks +11% synergy
Shadow of the Enemy
11% of 9 decks +11% synergy
Lash of the Balrog
11% of 9 decks +10% synergy
Claim the Precious
11% of 9 decks +9% synergy
Cruel Bargain
10% of 10 decks +10% synergy
Nightmare Void
10% of 10 decks +10% synergy
Dimir Machinations
10% of 10 decks +10% synergy
Cut of the Profits
10% of 10 decks +10% synergy
Illicit Shipment
10% of 10 decks +10% synergy
Plague of Vermin
10% of 10 decks +10% synergy
Languish
10% of 10 decks +9% synergy
Thoughtseize
10% of 10 decks +9% synergy
Ancient Craving
10% of 10 decks +9% synergy
Beseech the Queen
10% of 10 decks +9% synergy
Damnable Pact
10% of 10 decks +9% synergy
Bone Shards
10% of 10 decks +8% synergy
Final Parting
10% of 10 decks +8% synergy
Profane Tutor
10% of 10 decks +7% synergy
Agadeem's Awakening
10% of 10 decks +6% synergy
Torment of Hailfire
10% of 10 decks +5% synergy
Buried Alive
10% of 10 decks +4% synergy
Read the Bones
10% of 10 decks +2% synergy
Victimize
10% of 10 decks -2% synergy
Utility Artifacts
Blasting Station
40% of 10 decks +39% synergy
Lightning Greaves
40% of 10 decks +15% synergy
Maskwood Nexus
30% of 10 decks +27% synergy
Bolas's Citadel
30% of 10 decks +21% synergy
Agatha's Soul Cauldron
25% of 8 decks +23% synergy
Mithril Coat
22% of 9 decks +16% synergy
The One Ring
22% of 9 decks +13% synergy
Paleontologist's Pick-Axe
20% of 5 decks +20% synergy
Nim Deathmantle
20% of 10 decks +19% synergy
Defense Grid
20% of 10 decks +19% synergy
Skullclamp
20% of 10 decks +8% synergy
Andúril, Narsil Reforged
14% of 7 decks +13% synergy
Grond, the Gatebreaker
11% of 9 decks +11% synergy
Realmbreaker, the Invasion Tree
11% of 9 decks +10% synergy
Palantír of Orthanc
11% of 9 decks +9% synergy
Sword of the Paruns
10% of 10 decks +10% synergy
Power Conduit
10% of 10 decks +10% synergy
Desecrated Tomb
10% of 10 decks +10% synergy
Cauldron of Souls
10% of 10 decks +9% synergy
Thornbite Staff
10% of 10 decks +9% synergy
Altar of the Brood
10% of 10 decks +9% synergy
Staff of Domination
10% of 10 decks +8% synergy
Bontu's Monument
10% of 10 decks +8% synergy
Helm of the Host
10% of 10 decks +7% synergy
The Ozolith
10% of 10 decks +7% synergy
Shadowspear
10% of 10 decks +6% synergy
Aetherflux Reservoir
10% of 10 decks +6% synergy
Wishclaw Talisman
10% of 10 decks +5% synergy
Sensei's Divining Top
10% of 10 decks +4% synergy
Herald's Horn
10% of 10 decks +4% synergy
Swiftfoot Boots
10% of 10 decks -18% synergy
Enchantments
Elemental Mastery
100% of 1 decks +100% synergy
Military Intelligence
100% of 1 decks +99% synergy
Uncivil Unrest
100% of 1 decks +98% synergy
Sneak Attack
100% of 1 decks +98% synergy
Rhystic Study
100% of 1 decks +72% synergy
Black Market Connections
40% of 10 decks +29% synergy
Chthonian Nightmare
33% of 3 decks +30% synergy
Heartless Summoning
30% of 10 decks +29% synergy
Greed
30% of 10 decks +28% synergy
Bastion of Remembrance
30% of 10 decks +24% synergy
Animate Dead
30% of 10 decks +21% synergy
Phyrexian Arena
30% of 10 decks +15% synergy
Thran Vigil
22% of 9 decks +22% synergy
Fallen Ideal
20% of 10 decks +20% synergy
Dance of the Dead
20% of 10 decks +18% synergy
Necromancy
20% of 10 decks +17% synergy
Grave Pact
20% of 10 decks +16% synergy
Black Market
20% of 10 decks +15% synergy
The Meathook Massacre
20% of 10 decks +15% synergy
March from the Black Gate
11% of 9 decks +10% synergy
One Ring to Rule Them All
11% of 9 decks +9% synergy
Call of the Ring
11% of 9 decks +7% synergy
Vampirism
10% of 10 decks +10% synergy
Chainer's Torment
10% of 10 decks +10% synergy
Blood Funnel
10% of 10 decks +10% synergy
Tainted Aether
10% of 10 decks +10% synergy
Treacherous Blessing
10% of 10 decks +10% synergy
Contamination
10% of 10 decks +10% synergy
Unspeakable Symbol
10% of 10 decks +9% synergy
Conspiracy
10% of 10 decks +9% synergy
Font of Agonies
10% of 10 decks +9% synergy
Attrition
10% of 10 decks +9% synergy
Palace Siege
10% of 10 decks +9% synergy
Dark Prophecy
10% of 10 decks +9% synergy
Haunted One
10% of 10 decks +9% synergy
Open the Graves
10% of 10 decks +9% synergy
Underworld Dreams
10% of 10 decks +8% synergy
Agent of the Iron Throne
10% of 10 decks +7% synergy
Revel in Riches
10% of 10 decks +7% synergy
Kaya's Ghostform
10% of 10 decks +6% synergy
Bitterblossom
10% of 10 decks +6% synergy
Exquisite Blood
10% of 10 decks +5% synergy
Sanguine Bond
10% of 10 decks +4% synergy
Planeswalkers
Ob Nixilis, the Hate-Twisted
10% of 10 decks +9% synergy
Sorin Markov
10% of 10 decks +9% synergy
Liliana of the Dark Realms
10% of 10 decks +9% synergy
Liliana, Dreadhorde General
10% of 10 decks +6% synergy
Utility Lands
Shinka, the Bloodsoaked Keep
100% of 1 decks +98% synergy
Otawara, Soaring City
100% of 1 decks +83% synergy
Phyrexian Tower
60% of 10 decks +52% synergy
Urborg, Tomb of Yawgmoth
60% of 10 decks +50% synergy
Cabal Coffers
60% of 10 decks +49% synergy
Cabal Stronghold
50% of 10 decks +46% synergy
Spymaster's Vault
50% of 2 decks +46% synergy
Nykthos, Shrine to Nyx
50% of 10 decks +44% synergy
Ancient Tomb
40% of 10 decks +29% synergy
Lake of the Dead
30% of 10 decks +29% synergy
Urza's Saga
30% of 10 decks +23% synergy
Bojuka Bog
30% of 10 decks -0% synergy
Takenuma, Abandoned Mire
20% of 10 decks +9% synergy
Reliquary Tower
20% of 10 decks -9% synergy
Barad-dûr
11% of 9 decks +8% synergy
The Black Gate
11% of 9 decks +7% synergy
Unholy Grotto
10% of 10 decks +9% synergy
Crystal Vein
10% of 10 decks +9% synergy
Witch's Clinic
10% of 10 decks +9% synergy
Lotus Field
10% of 10 decks +9% synergy
Nesting Grounds
10% of 10 decks +9% synergy
Emergence Zone
10% of 10 decks +8% synergy
High Market
10% of 10 decks +7% synergy
Command Beacon
10% of 10 decks +5% synergy
Shizo, Death's Storehouse
10% of 10 decks +5% synergy
Mortuary Mire
10% of 10 decks +5% synergy
Karn's Bastion
10% of 10 decks +5% synergy
Castle Locthwain
10% of 10 decks +5% synergy
War Room
10% of 10 decks +4% synergy
Temple of the False God
10% of 10 decks +0% synergy
Mana Artifacts
Izzet Signet
100% of 1 decks +72% synergy
Rakdos Signet
100% of 1 decks +70% synergy
Dimir Signet
100% of 1 decks +70% synergy
Sol Ring
100% of 10 decks +16% synergy
Arcane Signet
70% of 10 decks -2% synergy
Lotus Petal
40% of 10 decks +33% synergy
Fellwar Stone
40% of 10 decks +19% synergy
Nyx Lotus
30% of 10 decks +29% synergy
Mana Vault
30% of 10 decks +24% synergy
Thought Vessel
30% of 10 decks +13% synergy
Throne of Eldraine
25% of 8 decks +22% synergy
Grim Monolith
20% of 10 decks +18% synergy
Gilded Lotus
20% of 10 decks +17% synergy
Thran Dynamo
20% of 10 decks +15% synergy
Jeweled Lotus
20% of 10 decks +14% synergy
Mana Crypt
20% of 10 decks +11% synergy
Mind Stone
20% of 10 decks +3% synergy
Altar of the Pantheon
10% of 10 decks +10% synergy
Extraplanar Lens
10% of 10 decks +9% synergy
Dreamstone Hedron
10% of 10 decks +9% synergy
Pristine Talisman
10% of 10 decks +9% synergy
Lion's Eye Diamond
10% of 10 decks +8% synergy
Springleaf Drum
10% of 10 decks +8% synergy
Caged Sun
10% of 10 decks +8% synergy
Basalt Monolith
10% of 10 decks +7% synergy
Hedron Archive
10% of 10 decks +7% synergy
Mox Diamond
10% of 10 decks +6% synergy
Mox Opal
10% of 10 decks +6% synergy
Chrome Mox
10% of 10 decks +4% synergy
Commander's Sphere
10% of 10 decks -5% synergy
Lands
Crypt of the Eternals
100% of 1 decks +99% synergy
Akoum Refuge
100% of 1 decks +97% synergy
Dismal Backwater
100% of 1 decks +93% synergy
Bloodfell Caves
100% of 1 decks +93% synergy
Mount Doom
100% of 1 decks +92% synergy
Badlands
100% of 1 decks +86% synergy
Morphic Pool
100% of 1 decks +74% synergy
Luxury Suite
100% of 1 decks +74% synergy
Training Center
100% of 1 decks +72% synergy
Blood Crypt
100% of 1 decks +61% synergy
Steam Vents
100% of 1 decks +61% synergy
Watery Grave
100% of 1 decks +59% synergy
Gemstone Caverns
20% of 10 decks +15% synergy
Cavern of Souls
20% of 10 decks +13% synergy
Path of Ancestry
20% of 10 decks -1% synergy
Prismatic Vista
10% of 10 decks +4% synergy
Mana Confluence
10% of 10 decks +3% synergy
Bloodstained Mire
10% of 10 decks -0% synergy
Verdant Catacombs
10% of 10 decks -1% synergy
Myriad Landscape
10% of 10 decks -10% synergy
Exotic Orchard
10% of 10 decks -26% synergy
Command Tower
10% of 10 decks -64% synergy