Workhorse + Nim Deathmantle + Ashnod's Altar

Workhorse
Nim Deathmantle
Ashnod's Altar

Requires
Workhorse must be on the battlefield. Nim Deathmantle must be on the battlefield. Ashnod's Altar must be on the battlefield. Nim Deathmantle attached to Workhorse.
Steps
  1. Activate Workhorse by removing four +1/+1 counters, adding .
  2. Activate Ashnod's Altar by sacrificing Workhorse, adding .
  3. Workhorse dies, triggering Nim Deathmantle, causing you to pay 4 to return Workhorse from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  4. Workhorse enters the battlefield with four +1/+1 counters on it.
  5. Repeat.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Grenzo, Dungeon Warden
7.03% of 3258 decks 229 decks
Imotekh the Stormlord
0.52% of 6487 decks 34 decks
New Cards
Barkform Harvester
92% of 13 decks +91% synergy
Top Cards
Murderous Redcap
91% of 241 decks +91% synergy
Unctus, Grand Metatect
80% of 5 decks +79% synergy
Kiki-Jiki, Mirror Breaker
79% of 256 decks +77% synergy
Viscera Seer
77% of 315 decks +72% synergy
Priest of Urabrask
76% of 256 decks +76% synergy
Siege-Gang Commander
76% of 256 decks +75% synergy
Skirk Prospector
74% of 256 decks +73% synergy
Zealous Conscripts
72% of 256 decks +71% synergy
Goblin Engineer
69% of 255 decks +67% synergy
Zulaport Cutthroat
68% of 314 decks +63% synergy
Creatures
Dauntless Dismantler
100% of 3 decks +98% synergy
Goblin Welder
66% of 256 decks +65% synergy
Pitiless Plunderer
65% of 314 decks +61% synergy
Sling-Gang Lieutenant
65% of 313 decks +65% synergy
Deathbringer Thoctar
63% of 241 decks +63% synergy
Hoverstone Pilgrim
63% of 105 decks +63% synergy
Tomb Trawler
62% of 64 decks +62% synergy
Gray Merchant of Asphodel
62% of 314 decks +58% synergy
Anger
62% of 256 decks +59% synergy
Emrakul's Hatcher
61% of 256 decks +60% synergy
Solemn Simulacrum
59% of 368 decks +45% synergy
Iron Myr
59% of 256 decks +57% synergy
Pawn of Ulamog
58% of 315 decks +57% synergy
Woe Strider
54% of 307 decks +53% synergy
Epitaph Golem
54% of 367 decks +54% synergy
Chainer, Nightmare Adept
54% of 240 decks +53% synergy
Leaden Myr
54% of 315 decks +53% synergy
Marionette Master
53% of 314 decks +51% synergy
Treasonous Ogre
52% of 256 decks +51% synergy
Lightning Crafter
51% of 256 decks +51% synergy
Palladium Myr
51% of 368 decks +49% synergy
Etherium Sculptor
50% of 22 decks +47% synergy
Imperial Recruiter
50% of 256 decks +47% synergy
Phyrexian Metamorph
50% of 22 decks +47% synergy
Eternal Witness
50% of 14 decks +40% synergy
Dockside Extortionist
49% of 255 decks +41% synergy
Meteor Golem
48% of 367 decks +46% synergy
Goblin Trashmaster
47% of 256 decks +47% synergy
Goblin Sharpshooter
47% of 256 decks +46% synergy
Boggart Trawler
46% of 28 decks +43% synergy
Junk Diver
46% of 368 decks +45% synergy
Pinnacle Monk
46% of 24 decks +41% synergy
Esper Sentinel
46% of 24 decks +36% synergy
Priest of Gix
45% of 315 decks +45% synergy
Crypt Ghast
44% of 314 decks +42% synergy
Plaguecrafter
43% of 313 decks +40% synergy
Puppeteer Clique
42% of 315 decks +41% synergy
Warren Soultrader
42% of 38 decks +38% synergy
Marionette Apprentice
42% of 38 decks +37% synergy
Duplicant
41% of 368 decks +40% synergy
Metallic Mimic
39% of 367 decks +38% synergy
Archivist of Oghma
39% of 18 decks +36% synergy
Mad Auntie
39% of 315 decks +39% synergy
Phyrexian Delver
38% of 315 decks +37% synergy
Goblin Matron
38% of 256 decks +36% synergy
Recruiter of the Guard
37% of 27 decks +36% synergy
Furystoke Giant
37% of 256 decks +37% synergy
Dimir House Guard
37% of 315 decks +36% synergy
Grand Architect
36% of 22 decks +36% synergy
Accursed Marauder
36% of 22 decks +30% synergy
Instants
Enlightened Tutor
67% of 27 decks +59% synergy
Valakut Awakening
58% of 244 decks +55% synergy
Mystical Tutor
45% of 22 decks +38% synergy
Whir of Invention
41% of 22 decks +39% synergy
Silence
41% of 27 decks +38% synergy
Swords to Plowshares
41% of 27 decks +12% synergy
Beast Within
36% of 14 decks +17% synergy
Dramatic Reversal
32% of 22 decks +29% synergy
Swan Song
32% of 22 decks +24% synergy
Path to Exile
30% of 27 decks +9% synergy
Lim-Dûl's Vault
29% of 14 decks +28% synergy
An Offer You Can't Refuse
27% of 11 decks +17% synergy
Cyclonic Rift
27% of 22 decks +13% synergy
Counterspell
27% of 22 decks +6% synergy
Dark Ritual
24% of 315 decks +13% synergy
Thirst for Knowledge
23% of 22 decks +22% synergy
Pact of Negation
23% of 22 decks +19% synergy
Force of Will
23% of 22 decks +17% synergy
Mana Drain
23% of 22 decks +15% synergy
Brainstorm
23% of 22 decks +12% synergy
Worldly Tutor
21% of 14 decks +15% synergy
Heroic Intervention
21% of 14 decks +8% synergy
Vampiric Tutor
21% of 315 decks +11% synergy
Fire Prophecy
21% of 244 decks +21% synergy
Volcanic Spite
20% of 122 decks +19% synergy
Chaos Warp
19% of 256 decks +3% synergy
Ephemerate
19% of 27 decks +16% synergy
Fell the Profane
18% of 38 decks +12% synergy
Teferi's Protection
15% of 27 decks +6% synergy
Generous Gift
15% of 27 decks +3% synergy
Entomb
15% of 315 decks +11% synergy
Intuition
14% of 22 decks +13% synergy
Mana Leak
14% of 22 decks +13% synergy
Muddle the Mixture
14% of 22 decks +11% synergy
Pongify
14% of 22 decks +8% synergy
Frantic Search
14% of 22 decks +8% synergy
Negate
14% of 22 decks +2% synergy
Terminate
12% of 241 decks +7% synergy
Cabal Ritual
11% of 315 decks +9% synergy
Second Sunrise
11% of 27 decks +11% synergy
Brought Back
11% of 27 decks +11% synergy
Rebuff the Wicked
11% of 27 decks +10% synergy
Culling the Weak
10% of 315 decks +9% synergy
Malakir Rebirth
10% of 299 decks +6% synergy
Bedevil
9% of 240 decks +6% synergy
Kozilek's Command
8% of 36 decks +6% synergy
Rakdos Charm
7% of 241 decks +4% synergy
Village Rites
7% of 299 decks +2% synergy
Defile
7% of 313 decks +6% synergy
Imp's Mischief
7% of 315 decks +6% synergy
Sorceries
Fabricate
45% of 22 decks +42% synergy
Decimate
43% of 7 decks +41% synergy
Rampant Growth
43% of 14 decks +27% synergy
Reshape
41% of 22 decks +40% synergy
Kodama's Reach
36% of 14 decks +21% synergy
Cultivate
36% of 14 decks +14% synergy
Demonic Tutor
23% of 315 decks +11% synergy
Transmute Artifact
23% of 22 decks +22% synergy
Agadeem's Awakening
22% of 299 decks +21% synergy
Into the Fire
22% of 129 decks +21% synergy
Farseek
21% of 14 decks +5% synergy
Feed the Swarm
21% of 299 decks +12% synergy
Blasphemous Act
18% of 256 decks +2% synergy
Diabolic Intent
17% of 315 decks +13% synergy
Dread Return
15% of 315 decks +12% synergy
Idyllic Tutor
15% of 27 decks +12% synergy
Sevinne's Reclamation
15% of 27 decks +12% synergy
Reanimate
15% of 315 decks +7% synergy
Faithless Looting
14% of 256 decks +6% synergy
Sundering Eruption
14% of 29 decks +11% synergy
Gamble
14% of 256 decks +9% synergy
Farewell
14% of 22 decks +7% synergy
Read the Bones
12% of 314 decks +8% synergy
Doomsday
11% of 315 decks +10% synergy
Insatiable Avarice
11% of 57 decks +7% synergy
Jeska's Will
10% of 225 decks +2% synergy
Victimize
10% of 315 decks +4% synergy
Grim Tutor
9% of 315 decks +7% synergy
Diabolic Tutor
8% of 315 decks +4% synergy
Beseech the Mirror
8% of 119 decks +5% synergy
Vandalblast
7% of 256 decks -1% synergy
Toxic Deluge
6% of 314 decks -2% synergy
Buried Alive
6% of 315 decks +4% synergy
Living Death
6% of 315 decks +4% synergy
Damnation
6% of 315 decks +2% synergy
Imperial Seal
6% of 315 decks +3% synergy
Sinister Waltz
6% of 195 decks +5% synergy
Profane Tutor
5% of 276 decks +4% synergy
Their Name Is Death
5% of 213 decks +4% synergy
Torment of Hailfire
5% of 314 decks +2% synergy
Exsanguinate
5% of 315 decks +2% synergy
Unmarked Grave
5% of 276 decks +4% synergy
Utility Artifacts
The Cauldron of Eternity
65% of 310 decks +65% synergy
Heartstone
61% of 368 decks +60% synergy
Tel-Jilad Stylus
55% of 368 decks +55% synergy
Time Sieve
43% of 14 decks +42% synergy
Thopter Foundry
40% of 10 decks +40% synergy
Thornbite Staff
36% of 368 decks +35% synergy
Phyrexian Altar
27% of 368 decks +23% synergy
Birthing Pod
21% of 14 decks +20% synergy
Reito Lantern
21% of 368 decks +21% synergy
Krark-Clan Ironworks
20% of 368 decks +19% synergy
Aether Spellbomb
18% of 22 decks +17% synergy
Skullclamp
18% of 368 decks +5% synergy
Lightning Greaves
17% of 368 decks -8% synergy
Mystic Forge
17% of 366 decks +14% synergy
Sensei's Divining Top
17% of 368 decks +11% synergy
Soldevi Digger
16% of 368 decks +16% synergy
Bolas's Citadel
15% of 313 decks +10% synergy
Teferi's Puzzle Box
14% of 368 decks +13% synergy
Sculpting Steel
14% of 368 decks +12% synergy
Altar of Dementia
12% of 368 decks +10% synergy
Cloud Key
12% of 368 decks +10% synergy
Rings of Brighthearth
11% of 368 decks +10% synergy
Staff of Domination
11% of 368 decks +9% synergy
Crystal Ball
11% of 368 decks +10% synergy
Aetherflux Reservoir
10% of 367 decks +6% synergy
Blasting Station
10% of 368 decks +9% synergy
Grinding Station
10% of 368 decks +9% synergy
Wishclaw Talisman
10% of 310 decks +7% synergy
Moonsilver Key
9% of 318 decks +8% synergy
The One Ring
9% of 184 decks +0% synergy
Wayfarer's Bauble
9% of 368 decks -1% synergy
Forsaken Monument
9% of 352 decks +7% synergy
Desecrated Tomb
9% of 367 decks +8% synergy
Swiftfoot Boots
9% of 367 decks -19% synergy
Cloak and Dagger
8% of 368 decks +8% synergy
Unwinding Clock
8% of 367 decks +5% synergy
Spine of Ish Sah
8% of 368 decks +7% synergy
Palantír of Orthanc
8% of 154 decks +6% synergy
Darksteel Pendant
7% of 368 decks +7% synergy
Panharmonicon
7% of 367 decks +3% synergy
Conjurer's Bauble
7% of 368 decks +6% synergy
Codex Shredder
6% of 367 decks +5% synergy
Voltaic Key
6% of 368 decks +5% synergy
Crucible of Worlds
6% of 368 decks +4% synergy
Expedition Map
6% of 368 decks +3% synergy
Clock of Omens
6% of 368 decks +5% synergy
Mishra's Bauble
6% of 368 decks +4% synergy
Soul-Guide Lantern
6% of 360 decks +4% synergy
Semblance Anvil
5% of 368 decks +5% synergy
Illusionist's Bracers
5% of 367 decks +4% synergy
Enchantments
Smothering Tithe
33% of 27 decks +22% synergy
Goblin Bombardment
24% of 256 decks +21% synergy
Enduring Renewal
19% of 27 decks +18% synergy
Artificer's Intuition
18% of 22 decks +18% synergy
Power Artifact
18% of 22 decks +18% synergy
Rhystic Study
18% of 22 decks +4% synergy
Impact Tremors
18% of 256 decks +14% synergy
Braid of Fire
16% of 256 decks +15% synergy
Land Tax
15% of 27 decks +12% synergy
Mirrormade
14% of 22 decks +13% synergy
Mystic Remora
14% of 22 decks +5% synergy
Gift of Immortality
11% of 27 decks +10% synergy
Deafening Silence
11% of 27 decks +10% synergy
Blind Obedience
11% of 27 decks +8% synergy
Agent of the Iron Throne
10% of 243 decks +9% synergy
Animate Dead
10% of 315 decks +5% synergy
Mana Echoes
9% of 256 decks +8% synergy
Powerbalance
9% of 35 decks +7% synergy
Tortured Existence
8% of 315 decks +7% synergy
Black Market
8% of 315 decks +5% synergy
Necropotence
8% of 315 decks +5% synergy
Phyrexian Arena
8% of 315 decks +0% synergy
Ugin's Mastery
6% of 141 decks +6% synergy
Grave Pact
6% of 315 decks +4% synergy
Black Market Connections
6% of 243 decks +1% synergy
Thran Vigil
5% of 182 decks +5% synergy
Necromancy
5% of 315 decks +4% synergy
Underworld Breach
5% of 251 decks +2% synergy
Shadows of the Past
5% of 314 decks +5% synergy
Phyrexian Reclamation
5% of 315 decks +3% synergy
Mindmoil
5% of 256 decks +5% synergy
Planeswalkers
Tezzeret the Seeker
36% of 22 decks +35% synergy
Ugin, the Ineffable
6% of 366 decks +4% synergy
Karn, the Great Creator
5% of 366 decks +4% synergy
Utility Lands
Buried Ruin
53% of 367 decks +47% synergy
Vault of Whispers
49% of 315 decks +46% synergy
Great Furnace
47% of 256 decks +44% synergy
Seat of the Synod
45% of 22 decks +42% synergy
Zhalfirin Void
45% of 367 decks +44% synergy
Academy Ruins
41% of 22 decks +38% synergy
Inventors' Fair
39% of 367 decks +35% synergy
Ancient Den
37% of 27 decks +34% synergy
Urborg, Tomb of Yawgmoth
33% of 368 decks +23% synergy
Ancient Tomb
32% of 368 decks +21% synergy
Bojuka Bog
28% of 315 decks +12% synergy
Tolaria West
23% of 22 decks +22% synergy
Nykthos, Shrine to Nyx
23% of 367 decks +17% synergy
Tree of Tales
21% of 14 decks +21% synergy
Phyrexian Tower
20% of 315 decks +15% synergy
Cabal Coffers
19% of 315 decks +13% synergy
Cephalid Coliseum
18% of 22 decks +17% synergy
Eiganjo, Seat of the Empire
18% of 22 decks +14% synergy
Spinerock Knoll
18% of 256 decks +15% synergy
Urza's Saga
16% of 328 decks +9% synergy
Homeward Path
16% of 367 decks +15% synergy
Dakmor Salvage
12% of 315 decks +11% synergy
Takenuma, Abandoned Mire
12% of 259 decks +6% synergy
Darksteel Citadel
11% of 368 decks +7% synergy
Drownyard Temple
11% of 367 decks +10% synergy
Tomb Fortress
10% of 213 decks +10% synergy
Reliquary Tower
10% of 368 decks -19% synergy
Temple of the False God
10% of 368 decks +0% synergy
Treasure Vault
9% of 320 decks +7% synergy
High Market
9% of 368 decks +6% synergy
War Room
8% of 333 decks +2% synergy
Fomori Vault
8% of 48 decks +6% synergy
Spymaster's Vault
8% of 38 decks +5% synergy
Urza's Workshop
7% of 222 decks +6% synergy
Cabal Stronghold
7% of 314 decks +5% synergy
Urza's Power Plant
6% of 368 decks +4% synergy
Urza's Tower
6% of 368 decks +4% synergy
Urza's Mine
6% of 368 decks +4% synergy
Rogue's Passage
6% of 367 decks -13% synergy
Command Beacon
5% of 367 decks +1% synergy
Isolated Watchtower
5% of 367 decks +5% synergy
Mana Artifacts
Sol Ring
93% of 368 decks +9% synergy
Talisman of Conviction
62% of 8 decks +58% synergy
Talisman of Dominance
57% of 14 decks +49% synergy
Rakdos Signet
56% of 241 decks +49% synergy
Azorius Signet
55% of 11 decks +49% synergy
Boros Signet
50% of 8 decks +45% synergy
Dimir Signet
50% of 14 decks +42% synergy
Arcane Signet
44% of 363 decks -28% synergy
Orzhov Signet
42% of 12 decks +35% synergy
Talisman of Progress
36% of 11 decks +32% synergy
Talisman of Hierarchy
33% of 12 decks +28% synergy
Moonsnare Prototype
21% of 14 decks +21% synergy
Mind Stone
19% of 368 decks +1% synergy
Mana Crypt
18% of 368 decks +7% synergy
Talisman of Indulgence
17% of 241 decks +12% synergy
Thran Turbine
15% of 368 decks +15% synergy
Basalt Monolith
14% of 368 decks +12% synergy
Mana Vault
13% of 368 decks +7% synergy
Jeweled Lotus
12% of 333 decks +5% synergy
Fellwar Stone
11% of 368 decks -10% synergy
Thran Dynamo
10% of 368 decks +5% synergy
Lotus Petal
10% of 368 decks +3% synergy
Thought Vessel
9% of 367 decks -7% synergy
Mox Opal
8% of 368 decks +3% synergy
Grim Monolith
7% of 368 decks +5% synergy
Chrome Mox
7% of 368 decks +1% synergy
Everflowing Chalice
7% of 368 decks +2% synergy
Gilded Lotus
7% of 368 decks +3% synergy
Mox Amber
6% of 367 decks +2% synergy
Hedron Archive
6% of 367 decks +3% synergy
Chromatic Star
6% of 368 decks +5% synergy
Sceptre of Eternal Glory
6% of 254 decks +5% synergy
Commander's Sphere
5% of 367 decks -10% synergy
Liquimetal Torque
5% of 328 decks +1% synergy
Chromatic Sphere
5% of 368 decks +5% synergy
Lands
Command Tower
69% of 367 decks -5% synergy
Hallowed Fountain
64% of 11 decks +55% synergy
Dragonskull Summit
61% of 241 decks +54% synergy
Smoldering Marsh
60% of 241 decks +52% synergy
Blood Crypt
59% of 241 decks +50% synergy
Stomping Ground
57% of 7 decks +48% synergy
Temple of Malice
56% of 241 decks +52% synergy
Luxury Suite
55% of 241 decks +49% synergy
Graven Cairns
54% of 241 decks +52% synergy
Needleverge Pathway
50% of 8 decks +48% synergy
Llanowar Wastes
50% of 6 decks +45% synergy
Battlefield Forge
50% of 8 decks +44% synergy
Woodland Cemetery
50% of 6 decks +44% synergy
Sacred Foundry
50% of 8 decks +42% synergy
Overgrown Tomb
50% of 6 decks +41% synergy
Watery Grave
50% of 14 decks +40% synergy
Karplusan Forest
43% of 7 decks +39% synergy
Temple of Deceit
43% of 14 decks +39% synergy
Underground River
43% of 14 decks +38% synergy
Spire Garden
43% of 7 decks +38% synergy
Spectator Seating
43% of 7 decks +37% synergy
Drowned Catacomb
43% of 14 decks +37% synergy
Morphic Pool
43% of 14 decks +36% synergy
Godless Shrine
42% of 12 decks +32% synergy
Brightclimb Pathway
40% of 10 decks +38% synergy
Shipwreck Marsh
40% of 10 decks +35% synergy
Vault of Champions
40% of 10 decks +34% synergy
Sunbaked Canyon
38% of 8 decks +36% synergy
Glacial Fortress
36% of 11 decks +31% synergy
Sea of Clouds
36% of 11 decks +31% synergy
Hengegate Pathway
33% of 9 decks +32% synergy
Sulfurous Springs
33% of 241 decks +29% synergy
Arcane Sanctum
30% of 10 decks +27% synergy
Foreboding Ruins
29% of 241 decks +26% synergy
Underground Sea
29% of 14 decks +25% synergy
Sunken Hollow
29% of 14 decks +20% synergy
Tundra
27% of 11 decks +24% synergy
Bloodstained Mire
27% of 368 decks +17% synergy
Blightstep Pathway
27% of 210 decks +24% synergy
Crystal Grotto
27% of 275 decks +26% synergy
Rakdos Carnarium
26% of 241 decks +23% synergy
Concealed Courtyard
25% of 12 decks +24% synergy
Scrubland
25% of 12 decks +22% synergy
Isolated Chapel
25% of 12 decks +19% synergy
Caves of Koilos
25% of 12 decks +19% synergy
Tainted Peak
24% of 241 decks +22% synergy
Haunted Ridge
24% of 200 decks +20% synergy
Shadowblood Ridge
22% of 241 decks +19% synergy
Raucous Theater
20% of 49 decks +17% synergy
Marsh Flats
17% of 368 decks +5% synergy