Polukranos Reborn + Nim Deathmantle + Ashnod's Altar

Polukranos Reborn
Nim Deathmantle
Ashnod's Altar

Requires
Polukranos Reborn // Polukranos, Engine of Ruin must be on the battlefield. Nim Deathmantle must be on the battlefield. Ashnod's Altar must be on the battlefield. You control at least two additional nontoken Hydras. Polukranos on the battlefield as Polukranos, Engine of Ruin.
Steps
  1. Activate Ashnod's Altar by sacrificing another nontoken Hydra that does not have Nim Deathmantle attached, adding .
  2. When the Hydra dies, Polukranos and Nim Deathmantle trigger.
  3. Resolve the Polukranos trigger, creating two 3/3 Phyrexian Hydra creature tokens.
  4. Activate Ashnod's Altar by sacrificing a Phyrexian Hydra, adding .
  5. Resolve the Nim Deathmantle trigger from step 2, causing you to pay 4 to return the nontoken Hydra from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  6. Repeat.
Results
Infinite colored mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite colorless mana.

Polukranos Reborn
7.73% of 2264 decks 175 decks
Tayam, Luminous Enigma
0.02% of 5725 decks 1 decks
Helga, Skittish Seer
0.02% of 4289 decks 1 decks
Vishgraz, the Doomhive
0.02% of 5492 decks 1 decks
Ishai, Ojutai Dragonspeaker // Reyhan, Last of the Abzan
0.06% of 1569 decks 1 decks
New Cards
Raise the Past
100% of 3 decks +85% synergy
Hushwood Verge
80% of 10 decks +58% synergy
High Synergy Cards
Hungering Hydra
90% of 179 decks +89% synergy
Mistcutter Hydra
87% of 179 decks +86% synergy
Goldvein Hydra
88% of 40 decks +84% synergy
Genesis Hydra
84% of 179 decks +83% synergy
Protean Hydra
82% of 179 decks +81% synergy
Capricopian
80% of 179 decks +79% synergy
Hooded Hydra
79% of 179 decks +78% synergy
Feral Hydra
78% of 179 decks +78% synergy
Wren's Run Hydra
78% of 179 decks +77% synergy
Vastwood Hydra
77% of 179 decks +76% synergy
Top Cards
Steelbane Hydra
76% of 179 decks +74% synergy
Wildwood Scourge
69% of 179 decks +69% synergy
Nature's Lore
69% of 179 decks +37% synergy
Cultivate
69% of 179 decks +22% synergy
Neverwinter Hydra
68% of 179 decks +67% synergy
Beast Within
68% of 179 decks +29% synergy
Swords to Plowshares
68% of 179 decks +5% synergy
Primordial Hydra
65% of 179 decks +63% synergy
Mondrak, Glory Dominus
62% of 170 decks +52% synergy
Tribute to the World Tree
61% of 167 decks +53% synergy
Creatures
Gargos, Vicious Watcher
60% of 179 decks +59% synergy
Rampant Rejuvenator
59% of 179 decks +58% synergy
Voracious Hydra
59% of 179 decks +57% synergy
Luminous Broodmoth
58% of 179 decks +56% synergy
Fanatic of Rhonas
58% of 26 decks +48% synergy
Managorger Hydra
58% of 179 decks +53% synergy
Lifeblood Hydra
55% of 179 decks +54% synergy
Sun Titan
48% of 179 decks +38% synergy
Kalonian Hydra
47% of 179 decks +44% synergy
Nyxborn Hydra
38% of 26 decks +37% synergy
Roaming Throne
36% of 61 decks +26% synergy
Llanowar Elves
35% of 179 decks +14% synergy
Defiler of Vigor
33% of 178 decks +29% synergy
Sakura-Tribe Elder
33% of 179 decks +14% synergy
Benevolent Hydra
33% of 175 decks +31% synergy
Whiptongue Hydra
31% of 179 decks +30% synergy
Beast Whisperer
31% of 179 decks +19% synergy
Hydra Broodmaster
30% of 179 decks +29% synergy
Elvish Mystic
30% of 179 decks +12% synergy
Ojer Taq, Deepest Foundation
29% of 65 decks +23% synergy
Phytohydra
27% of 179 decks +27% synergy
Polukranos, World Eater
26% of 179 decks +26% synergy
Scourge of Skola Vale
26% of 179 decks +26% synergy
Tadeas, Juniper Ascendant
26% of 179 decks +25% synergy
Realmwalker
25% of 179 decks +19% synergy
Ulvenwald Hydra
23% of 179 decks +22% synergy
Champion of Lambholt
23% of 179 decks +16% synergy
Mirror Entity
23% of 179 decks +18% synergy
Eternal Witness
23% of 179 decks +2% synergy
Hydra Omnivore
21% of 179 decks +20% synergy
Zopandrel, Hunger Dominus
20% of 169 decks +15% synergy
Birds of Paradise
20% of 179 decks -7% synergy
Moorland Rescuer
19% of 179 decks +19% synergy
Ironscale Hydra
19% of 179 decks +19% synergy
Avacyn's Pilgrim
19% of 179 decks +4% synergy
Kutzil, Malamet Exemplar
18% of 56 decks -2% synergy
Fyndhorn Elves
17% of 179 decks +4% synergy
Garruk's Packleader
17% of 179 decks +15% synergy
Apex Devastator
16% of 179 decks +13% synergy
Heroes' Bane
16% of 179 decks +15% synergy
Reveillark
16% of 179 decks +14% synergy
Kami of Whispered Hopes
16% of 167 decks +8% synergy
Othelm, Sigardian Outcast
14% of 179 decks +14% synergy
Nexos
13% of 178 decks +12% synergy
Karmic Guide
13% of 179 decks +9% synergy
Guardian Scalelord
13% of 139 decks +12% synergy
Khalni Hydra
12% of 179 decks +12% synergy
Stumpsquall Hydra
12% of 179 decks +12% synergy
Esper Sentinel
12% of 179 decks -8% synergy
Oran-Rief Hydra
11% of 179 decks +10% synergy
Instants
Assassin's Trophy
100% of 3 decks +70% synergy
Path to Exile
60% of 179 decks +14% synergy
Generous Gift
55% of 179 decks +30% synergy
Heroic Intervention
53% of 179 decks +23% synergy
Rally the Ancestors
42% of 179 decks +42% synergy
Return of the Wildspeaker
41% of 179 decks +27% synergy
Cosmic Rebirth
41% of 111 decks +38% synergy
Teferi's Protection
30% of 179 decks +10% synergy
Entish Restoration
24% of 97 decks +15% synergy
Enlightened Tutor
23% of 179 decks +6% synergy
Archdruid's Charm
23% of 47 decks +16% synergy
Stroke of Midnight
23% of 79 decks +10% synergy
Dawn's Truce
22% of 18 decks +5% synergy
Momentous Fall
21% of 179 decks +19% synergy
Clever Concealment
21% of 169 decks +16% synergy
Sundering Growth
20% of 179 decks +15% synergy
Flawless Maneuver
18% of 179 decks +9% synergy
Rootborn Defenses
17% of 179 decks +14% synergy
Rite of Harmony
16% of 179 decks +13% synergy
Brought Back
15% of 179 decks +14% synergy
Akroma's Will
15% of 179 decks +5% synergy
Second Harvest
13% of 179 decks +8% synergy
Worldly Tutor
13% of 179 decks -1% synergy
Eladamri's Call
12% of 179 decks +1% synergy
Krosan Grip
11% of 179 decks +3% synergy
Inspiring Call
9% of 179 decks +2% synergy
Unbreakable Formation
9% of 179 decks +2% synergy
Wrap in Vigor
8% of 179 decks +6% synergy
Return to Nature
8% of 179 decks +1% synergy
Harrow
8% of 179 decks -2% synergy
Tyvar's Stand
8% of 169 decks +2% synergy
Second Sunrise
7% of 179 decks +7% synergy
Tamiyo's Safekeeping
7% of 179 decks +0% synergy
Nature's Claim
7% of 179 decks -3% synergy
Excise the Imperfect
6% of 139 decks +5% synergy
Veil of Summer
5% of 179 decks -1% synergy
Sorceries
Rampant Growth
56% of 179 decks +21% synergy
Ascend from Avernus
53% of 178 decks +51% synergy
Three Visits
50% of 179 decks +25% synergy
Kodama's Reach
49% of 179 decks +17% synergy
Farseek
47% of 179 decks +13% synergy
Return to the Ranks
33% of 179 decks +33% synergy
Patch Up
31% of 178 decks +31% synergy
Rishkar's Expertise
28% of 179 decks +17% synergy
Austere Command
25% of 179 decks +12% synergy
Hour of Reckoning
23% of 179 decks +19% synergy
Skyshroud Claim
22% of 179 decks +13% synergy
Ecological Appreciation
22% of 179 decks +22% synergy
Life's Legacy
22% of 179 decks +20% synergy
Sevinne's Reclamation
18% of 179 decks +11% synergy
Bala Ged Recovery
16% of 179 decks +7% synergy
Overwhelming Stampede
16% of 179 decks +10% synergy
Traverse the Outlands
15% of 179 decks +12% synergy
Triumph of the Hordes
15% of 179 decks +11% synergy
Shamanic Revelation
12% of 179 decks +3% synergy
Bridgeworks Battle
12% of 26 decks +6% synergy
Helping Hand
11% of 61 decks +11% synergy
Vanquish the Horde
11% of 179 decks +7% synergy
Green Sun's Zenith
11% of 179 decks +4% synergy
Harmonize
11% of 179 decks +2% synergy
Proclamation of Rebirth
10% of 179 decks +10% synergy
Migration Path
10% of 179 decks +7% synergy
Wrath of God
9% of 179 decks +3% synergy
Finale of Devastation
9% of 179 decks +1% synergy
Farewell
9% of 179 decks -4% synergy
Cleansing Nova
8% of 179 decks +4% synergy
Explosive Vegetation
7% of 179 decks +4% synergy
Soul's Majesty
7% of 179 decks +5% synergy
By Invitation Only
6% of 179 decks +5% synergy
Into the North
6% of 179 decks +5% synergy
Open the Way
5% of 111 decks +3% synergy
Ondu Inversion
5% of 179 decks +3% synergy
Idyllic Tutor
5% of 179 decks +0% synergy
Utility Artifacts
Swiftfoot Boots
32% of 179 decks +5% synergy
Lightning Greaves
28% of 179 decks +2% synergy
Ozolith, the Shattered Spire
26% of 148 decks +19% synergy
The Ozolith
22% of 179 decks +19% synergy
Mithril Coat
21% of 91 decks +15% synergy
Herald's Horn
21% of 179 decks +14% synergy
The Great Henge
19% of 179 decks +9% synergy
Phyrexian Altar
18% of 179 decks +14% synergy
Blasting Station
14% of 179 decks +13% synergy
Altar of Dementia
13% of 179 decks +11% synergy
Conduit of Worlds
12% of 172 decks +5% synergy
Wayfarer's Bauble
10% of 179 decks -0% synergy
Skullclamp
9% of 179 decks -3% synergy
The Skullspore Nexus
9% of 66 decks +5% synergy
Maskwood Nexus
8% of 179 decks +6% synergy
Urza's Incubator
8% of 179 decks +5% synergy
Bitterthorn, Nissa's Animus
8% of 139 decks +7% synergy
Altar of the Brood
7% of 179 decks +5% synergy
Sword of the Animist
7% of 179 decks +2% synergy
Vanquisher's Banner
6% of 179 decks +2% synergy
Moonsilver Key
6% of 179 decks +4% synergy
Sword of Hearth and Home
6% of 179 decks +3% synergy
Lifeline
5% of 179 decks +5% synergy
Lifecrafter's Bestiary
5% of 179 decks +1% synergy
Enchantments
Elemental Bond
58% of 179 decks +53% synergy
Anointed Procession
44% of 179 decks +35% synergy
Greater Good
43% of 179 decks +38% synergy
Doubling Season
42% of 179 decks +34% synergy
Parallel Lives
39% of 179 decks +32% synergy
Court of Ardenvale
32% of 77 decks +30% synergy
Aura Shards
31% of 179 decks +22% synergy
Caretaker's Talent
29% of 14 decks +15% synergy
Mirari's Wake
24% of 179 decks +10% synergy
Garruk's Uprising
23% of 179 decks +8% synergy
Guardian Project
23% of 179 decks +14% synergy
Unbound Flourishing
21% of 179 decks +20% synergy
Smothering Tithe
21% of 179 decks -4% synergy
Abiding Grace
20% of 179 decks +20% synergy
Wild Pair
18% of 179 decks +18% synergy
Hardened Scales
18% of 179 decks +9% synergy
Primal Vigor
17% of 179 decks +14% synergy
Unnatural Growth
17% of 179 decks +12% synergy
Intangible Virtue
17% of 179 decks +12% synergy
Enduring Renewal
15% of 179 decks +14% synergy
Virtue of Strength
13% of 77 decks +10% synergy
Concordant Crossroads
13% of 179 decks +10% synergy
Inspiring Leader
12% of 178 decks +10% synergy
Fanatical Devotion
12% of 179 decks +11% synergy
Fecundity
12% of 179 decks +11% synergy
Strength of the Harvest
12% of 26 decks +5% synergy
Evolutionary Leap
11% of 179 decks +10% synergy
Branching Evolution
11% of 179 decks +6% synergy
Cathars' Crusade
11% of 179 decks +5% synergy
Sylvan Library
11% of 179 decks -1% synergy
Growing Rites of Itlimoc
9% of 179 decks +4% synergy
Sigil of the New Dawn
8% of 179 decks +8% synergy
Colossal Majesty
8% of 179 decks +4% synergy
Wild Growth
8% of 179 decks -3% synergy
Zendikar Resurgent
7% of 179 decks +5% synergy
Trouble in Pairs
7% of 43 decks -0% synergy
Tocasia's Welcome
7% of 177 decks +3% synergy
Hydra's Growth
7% of 179 decks +4% synergy
Kenrith's Transformation
6% of 179 decks -1% synergy
Virtue of Loyalty
5% of 77 decks +2% synergy
Exploration
5% of 179 decks -3% synergy
Battles
Invasion of Ikoria
22% of 124 decks +17% synergy
Invasion of Zendikar
10% of 124 decks +8% synergy
Planeswalkers
Garruk, Primal Hunter
6% of 179 decks +3% synergy
Utility Lands
Three Tree City
42% of 19 decks +32% synergy
Gavony Township
38% of 179 decks +28% synergy
Yavimaya, Cradle of Growth
37% of 179 decks +28% synergy
Reliquary Tower
35% of 179 decks +6% synergy
Lair of the Hydra
34% of 179 decks +32% synergy
Castle Garenbrig
34% of 179 decks +28% synergy
Boseiju, Who Endures
30% of 179 decks +11% synergy
Oran-Rief, the Vastwood
27% of 179 decks +22% synergy
Nykthos, Shrine to Nyx
24% of 179 decks +18% synergy
Karn's Bastion
23% of 179 decks +18% synergy
Rogue's Passage
23% of 179 decks +4% synergy
High Market
21% of 179 decks +18% synergy
Minas Tirith
16% of 98 decks +7% synergy
Ancient Tomb
15% of 179 decks +4% synergy
Mosswort Bridge
11% of 179 decks +1% synergy
Temple of the False God
11% of 179 decks +1% synergy
Mistveil Plains
9% of 179 decks +8% synergy
Gaea's Cradle
9% of 179 decks +3% synergy
Bonders' Enclave
8% of 179 decks +5% synergy
Eiganjo, Seat of the Empire
8% of 179 decks -1% synergy
Scavenger Grounds
5% of 179 decks +2% synergy
Hall of Heliod's Generosity
5% of 179 decks -2% synergy
Urza's Saga
5% of 179 decks -2% synergy
Mana Artifacts
Sol Ring
86% of 179 decks +2% synergy
Arcane Signet
66% of 179 decks -6% synergy
Elementalist's Palette
20% of 179 decks +19% synergy
Selesnya Signet
17% of 179 decks +8% synergy
Talisman of Unity
16% of 179 decks +8% synergy
Hourglass of the Lost
15% of 20 decks +14% synergy
Thought Vessel
12% of 179 decks -5% synergy
Fellwar Stone
8% of 179 decks -13% synergy
Jeweled Lotus
7% of 179 decks +1% synergy
Mana Crypt
5% of 179 decks -4% synergy
Commander's Sphere
5% of 179 decks -10% synergy
Lands
Godless Shrine
100% of 3 decks +59% synergy
Overgrown Tomb
100% of 3 decks +57% synergy
Command Tower
82% of 179 decks +8% synergy
Canopy Vista
72% of 179 decks +36% synergy
Temple Garden
60% of 179 decks +19% synergy
Sunpetal Grove
50% of 179 decks +27% synergy
Bountiful Promenade
50% of 179 decks +26% synergy
Path of Ancestry
47% of 179 decks +26% synergy
Overgrown Farmland
44% of 179 decks +27% synergy
Brushland
39% of 179 decks +23% synergy
Windswept Heath
37% of 179 decks +26% synergy
Lush Portico
35% of 51 decks +23% synergy
Fortified Village
35% of 179 decks +20% synergy
Radiant Grove
31% of 178 decks +26% synergy
Branchloft Pathway
28% of 179 decks +20% synergy
Scattered Groves
27% of 179 decks +19% synergy
Krosan Verge
25% of 179 decks +22% synergy
Temple of Plenty
25% of 179 decks +12% synergy
Arctic Treeline
24% of 179 decks +20% synergy
Exotic Orchard
22% of 179 decks -14% synergy
Myriad Landscape
20% of 179 decks -0% synergy
Sungrass Prairie
18% of 179 decks +7% synergy
Selesnya Sanctuary
18% of 179 decks +4% synergy
Razorverge Thicket
18% of 179 decks +13% synergy
Savannah
17% of 179 decks +4% synergy
Evolving Wilds
16% of 179 decks -5% synergy
Wooded Bastion
15% of 179 decks +10% synergy
Fabled Passage
14% of 179 decks +5% synergy
Marsh Flats
14% of 179 decks +3% synergy
Verdant Catacombs
14% of 179 decks +3% synergy
Cavern of Souls
13% of 179 decks +6% synergy
Arid Mesa
13% of 179 decks +2% synergy
Misty Rainforest
12% of 179 decks -0% synergy
Terramorphic Expanse
11% of 179 decks -5% synergy
Wooded Foothills
10% of 179 decks -0% synergy
Flooded Strand
9% of 179 decks -1% synergy
Escape Tunnel
9% of 47 decks +6% synergy
Horizon Canopy
8% of 179 decks +4% synergy
Blossoming Sands
8% of 179 decks +1% synergy
Unclaimed Territory
6% of 179 decks +1% synergy
Prismatic Vista
6% of 179 decks +1% synergy