River Kelpie
Mikaeus, the Unhallowed
Phyrexian Altar

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.

   Steps

How does this combo work?
1
Activate Phyrexian Altar by sacrificing River Kelpie, adding 1.
2
River Kelpie's persist and undying abilities trigger.
3
Resolve the persist trigger, returning River Kelpie from your graveyard to the battlefield with a -1/-1 counter on it.
4
River Kelpie enters the battlefield, causing you to draw.
5
The undying trigger fails to resolve because River Kelpie is not in your graveyard.
6
Activate Phyrexian Altar by sacrificing River Kelpie, adding 1.
7
River Kelpie's undying and persist abilities trigger.
8
Resolve the undying trigger, returning River Kelpie from your graveyard to the battlefield with a +1/+1 counter on it.
9
River Kelpie enters the battlefield, causing you to draw a card.
10
The persist trigger fails to resolve because River Kelpie is not in your graveyard.
11
Repeat.

   Results

What do I get from this combo?
Infinite card draw
Near-infinite colored mana
Near-infinite death triggers
Near-infinite ETB
Near-infinite LTB
Near-infinite sacrifice triggers
Marchesa, the Black Rose
6.51% of 11100 decks 723 decks
Muldrotha, the Gravetide
0.68% of 19383 decks 131 decks
Teval, the Balanced Scale
0.26% of 15493 decks 40 decks
Zur the Enchanter
0.15% of 12779 decks 19 decks
Wilhelt, the Rotcleaver
0.09% of 19930 decks 18 decks
Missy
0.57% of 2619 decks 15 decks
Kenrith, the Returned King
0.02% of 25786 decks 6 decks
The Scarab God
0.04% of 11776 decks 5 decks
Gisa and Geralf
0.07% of 5853 decks 4 decks
Kraum, Ludevic's Opus // Tormod, the Desecrator
1.35% of 296 decks 4 decks
Varina, Lich Queen
0.04% of 9307 decks 4 decks
Bane, Lord of Darkness
0.18% of 2190 decks 4 decks
The Wise Mothman
0.01% of 22242 decks 3 decks
Grimgrin, Corpse-Born
0.10% of 3028 decks 3 decks
Thraximundar
0.10% of 2051 decks 2 decks
Nevinyrral, Urborg Tyrant
0.12% of 1624 decks 2 decks
The Master, Formed Anew
0.28% of 716 decks 2 decks
Kels, Fight Fixer
0.25% of 803 decks 2 decks
New Cards
Celes, Rune Knight
33% of 3 decks +32% synergy
Umbral Collar Zealot
16% of 91 decks +14% synergy
Sephiroth, Fabled SOLDIER
15% of 226 decks +13% synergy
Icetill Explorer
14% of 14 decks +8% synergy
Vanille, Cheerful l'Cie
9% of 44 decks +8% synergy
High Synergy Cards
Flayer of the Hatebound
82% of 758 decks +82% synergy
Uncivil Unrest
77% of 758 decks +75% synergy
Kitchen Finks
73% of 11 decks +72% synergy
Goblin Bombardment
78% of 758 decks +72% synergy
Ashnod's Altar
78% of 1026 decks +71% synergy
Unspeakable Symbol
64% of 1026 decks +63% synergy
Glen Elendra Archmage
65% of 1026 decks +62% synergy
Solemnity
61% of 49 decks +60% synergy
Carrion Feeder
65% of 1026 decks +60% synergy
Heartmender
55% of 11 decks +55% synergy
Top Cards
Blasphemous Act
72% of 758 decks +39% synergy
Eternal Witness
64% of 193 decks +46% synergy
Viscera Seer
62% of 1026 decks +53% synergy
Baleful Strix
57% of 1026 decks +44% synergy
Grim Haruspex
57% of 1026 decks +53% synergy
Sneak Attack
56% of 758 decks +54% synergy
Solemn Simulacrum
56% of 1026 decks +43% synergy
Sakura-Tribe Elder
55% of 193 decks +37% synergy
Good-Fortune Unicorn
55% of 11 decks +52% synergy
Luminous Broodmoth
53% of 49 decks +51% synergy
Game Changers
Cyclonic Rift
46% of 1026 decks +21% synergy
Rhystic Study
43% of 1026 decks +17% synergy
Enlightened Tutor
35% of 49 decks +18% synergy
Demonic Tutor
35% of 1026 decks +14% synergy
Fierce Guardianship
30% of 1026 decks +12% synergy
Vampiric Tutor
27% of 1026 decks +11% synergy
Deflecting Swat
22% of 758 decks +5% synergy
Ancient Tomb
19% of 1026 decks +10% synergy
Crop Rotation
19% of 193 decks +9% synergy
Survival of the Fittest
9% of 193 decks +7% synergy
Creatures
Spore Frog
51% of 193 decks +48% synergy
Iron Apprentice
50% of 1026 decks +50% synergy
Grumgully, the Generous
50% of 10 decks +48% synergy
Mahadi, Emporium Master
48% of 758 decks +42% synergy
Yahenni, Undying Partisan
47% of 1026 decks +44% synergy
Gev, Scaled Scorch
46% of 494 decks +45% synergy
Colossal Grave-Reaver
46% of 85 decks +40% synergy
Birds of Paradise
46% of 193 decks +18% synergy
Safehold Elite
45% of 11 decks +45% synergy
Juri, Master of the Revue
45% of 758 decks +42% synergy
Drana, Liberator of Malakir
45% of 1026 decks +43% synergy
Warren Soultrader
44% of 737 decks +39% synergy
Herald of Secret Streams
44% of 1026 decks +41% synergy
Kheru Goldkeeper
44% of 78 decks +38% synergy
Spark Double
43% of 1026 decks +37% synergy
Thundering Raiju
41% of 758 decks +40% synergy
The Gitrog Monster
39% of 193 decks +33% synergy
Scorn-Blade Berserker
38% of 1026 decks +38% synergy
Braids, Arisen Nightmare
38% of 1026 decks +31% synergy
Haywire Mite
37% of 193 decks +33% synergy
Puppeteer Clique
36% of 1026 decks +35% synergy
Danny Pink
36% of 978 decks +35% synergy
Yawgmoth, Thran Physician
36% of 1026 decks +32% synergy
Satoru, the Infiltrator
35% of 789 decks +33% synergy
Underrealm Lich
35% of 193 decks +32% synergy
Sage of Fables
34% of 1026 decks +33% synergy
Hermit Druid
32% of 193 decks +31% synergy
World Shaper
31% of 193 decks +28% synergy
Esper Sentinel
31% of 49 decks +11% synergy
Zealous Conscripts
30% of 758 decks +29% synergy
Mulldrifter
29% of 1026 decks +24% synergy
Six
29% of 156 decks +23% synergy
Gray Merchant of Asphodel
27% of 1026 decks +19% synergy
Deathrite Shaman
27% of 193 decks +15% synergy
Bloodtracker
26% of 1026 decks +25% synergy
Dauthi Voidwalker
26% of 1026 decks +18% synergy
Gisa, Glorious Resurrector
25% of 1026 decks +24% synergy
Alesha, Who Laughs at Fate
25% of 386 decks +21% synergy
Imperial Recruiter
25% of 758 decks +20% synergy
Sun Titan
24% of 49 decks +16% synergy
Dryad of the Ilysian Grove
24% of 193 decks +16% synergy
Marionette Apprentice
24% of 737 decks +19% synergy
Kithkin Spellduster
22% of 49 decks +22% synergy
Twilight Shepherd
22% of 49 decks +22% synergy
Fain, the Broker
22% of 1026 decks +21% synergy
Springbloom Druid
22% of 193 decks +18% synergy
Pitiless Plunderer
22% of 1026 decks +13% synergy
Blood Artist
21% of 1026 decks +10% synergy
Sidisi, Brood Tyrant
21% of 193 decks +18% synergy
Meren of Clan Nel Toth
21% of 193 decks +18% synergy
Instants
Swords to Plowshares
49% of 49 decks -13% synergy
Chaos Warp
48% of 758 decks +17% synergy
Counterspell
46% of 1026 decks +4% synergy
Path to Exile
39% of 49 decks -8% synergy
Assassin's Trophy
38% of 193 decks +8% synergy
Mana Drain
27% of 1026 decks +13% synergy
Village Rites
24% of 1026 decks +15% synergy
Terminate
24% of 758 decks +4% synergy
Teferi's Protection
22% of 49 decks +4% synergy
Arcane Denial
21% of 1026 decks +1% synergy
Swan Song
21% of 1026 decks +4% synergy
Dovin's Veto
20% of 49 decks +3% synergy
Deadly Dispute
20% of 1026 decks +9% synergy
Beast Within
18% of 193 decks -18% synergy
An Offer You Can't Refuse
17% of 1026 decks -6% synergy
Negate
17% of 1026 decks -5% synergy
Withering Torment
16% of 618 decks +8% synergy
Void Rend
16% of 49 decks +2% synergy
Deadly Rollick
16% of 1026 decks +4% synergy
Heroic Intervention
16% of 193 decks -15% synergy
Worldly Tutor
15% of 193 decks +2% synergy
Harrow
13% of 193 decks +4% synergy
Entomb
13% of 1026 decks +5% synergy
Dark Ritual
12% of 1026 decks -11% synergy
Silence
12% of 49 decks +6% synergy
Despark
12% of 49 decks -2% synergy
Anguished Unmaking
12% of 49 decks -12% synergy
Putrefy
10% of 193 decks -5% synergy
Feign Death
10% of 1026 decks +8% synergy
Act of Aggression
10% of 758 decks +10% synergy
First Day of Class
10% of 758 decks +10% synergy
Fell the Profane
9% of 737 decks +1% synergy
Bedevil
9% of 758 decks -4% synergy
Malakir Rebirth
9% of 1026 decks +1% synergy
Plumb the Forbidden
9% of 1026 decks +6% synergy
Flare of Denial
8% of 757 decks +6% synergy
Lethal Scheme
8% of 1026 decks +7% synergy
Slip Out the Back
8% of 1026 decks +5% synergy
Cauldron Haze
8% of 49 decks +8% synergy
Flawless Maneuver
8% of 49 decks -2% synergy
Generous Gift
8% of 49 decks -16% synergy
Sink into Stupor
8% of 737 decks -2% synergy
Noxious Revival
8% of 193 decks +3% synergy
Grisly Salvage
8% of 193 decks +2% synergy
Tear Asunder
8% of 193 decks +1% synergy
Rakdos Charm
8% of 758 decks -7% synergy
Grapple with the Past
7% of 193 decks +6% synergy
Force of Will
7% of 1026 decks -4% synergy
Abrupt Decay
6% of 193 decks -4% synergy
Undying Malice
6% of 1026 decks +4% synergy
Sorceries
Toxic Deluge
46% of 1026 decks +28% synergy
Mark of Mutiny
40% of 758 decks +40% synergy
Life from the Loam
39% of 193 decks +35% synergy
Feed the Swarm
33% of 1026 decks +16% synergy
Vandalblast
33% of 758 decks +17% synergy
Nature's Lore
28% of 193 decks -4% synergy
Diabolic Intent
28% of 1026 decks +20% synergy
Farseek
27% of 193 decks -8% synergy
Will of the Sultai
27% of 85 decks +25% synergy
Mob Rule
27% of 758 decks +26% synergy
Damnation
27% of 1026 decks +19% synergy
Reanimate
24% of 1026 decks +7% synergy
Victimize
23% of 1026 decks +11% synergy
Three Visits
20% of 193 decks -5% synergy
Blasphemous Edict
19% of 539 decks +13% synergy
Cultivate
17% of 193 decks -27% synergy
Living Death
16% of 1026 decks +11% synergy
Idyllic Tutor
14% of 49 decks +10% synergy
Wrath of God
14% of 49 decks +9% synergy
Damn
14% of 49 decks -2% synergy
Insurrection
14% of 758 decks +13% synergy
Mass Mutiny
14% of 758 decks +14% synergy
Rampant Growth
13% of 193 decks -21% synergy
Farewell
12% of 49 decks -1% synergy
Seize the Spotlight
11% of 758 decks +10% synergy
Kodama's Reach
11% of 193 decks -18% synergy
Fractured Identity
10% of 49 decks +9% synergy
Sevinne's Reclamation
10% of 49 decks +3% synergy
Supreme Verdict
10% of 49 decks -3% synergy
Wave Goodbye
10% of 950 decks +8% synergy
Jeska's Will
9% of 758 decks -7% synergy
Culling Ritual
9% of 193 decks -2% synergy
Act of Treason
8% of 758 decks +7% synergy
Resurgent Belief
8% of 49 decks +7% synergy
Buried Alive
8% of 1026 decks +2% synergy
Kari Zev's Expertise
8% of 758 decks +7% synergy
Bala Ged Recovery
7% of 193 decks -1% synergy
Skyshroud Claim
7% of 193 decks -1% synergy
Afterlife from the Loam
7% of 334 decks +6% synergy
Grim Tutor
7% of 1026 decks +2% synergy
Brilliant Restoration
6% of 49 decks +4% synergy
Approach of the Second Sun
6% of 49 decks +3% synergy
Austere Command
6% of 49 decks -6% synergy
Furnace Reins
6% of 758 decks +5% synergy
Death Begets Life
6% of 85 decks +3% synergy
Windfall
6% of 1026 decks -7% synergy
Agadeem's Awakening
6% of 1026 decks +2% synergy
Squirming Emergence
5% of 184 decks +3% synergy
Dread Return
5% of 1026 decks +0% synergy
Eldritch Evolution
5% of 193 decks +1% synergy
Utility Artifacts
Lightning Greaves
48% of 1026 decks +23% synergy
Skullclamp
42% of 1026 decks +31% synergy
The Ozolith
41% of 1026 decks +37% synergy
Altar of Dementia
37% of 1026 decks +35% synergy
Swiftfoot Boots
26% of 1026 decks -1% synergy
Conduit of Worlds
21% of 193 decks +15% synergy
Andúril, Narsil Reforged
20% of 987 decks +20% synergy
Hedge Shredder
19% of 134 decks +16% synergy
Agatha's Soul Cauldron
19% of 1020 decks +17% synergy
Birthing Pod
18% of 193 decks +16% synergy
The Great Henge
11% of 193 decks +2% synergy
Bolas's Citadel
9% of 1026 decks +1% synergy
The One Ring
8% of 1026 decks -1% synergy
Exploration Broodship
7% of 15 decks +3% synergy
Wayfarer's Bauble
6% of 1026 decks -2% synergy
Mesmeric Orb
6% of 1026 decks +4% synergy
Cauldron of Souls
5% of 1026 decks +5% synergy
Enchantments
Thran Vigil
51% of 1026 decks +50% synergy
Rhythm of the Wild
50% of 10 decks +27% synergy
Phyrexian Unlife
45% of 49 decks +44% synergy
Pernicious Deed
43% of 193 decks +41% synergy
Seal of Primordium
40% of 193 decks +39% synergy
Delaying Shield
33% of 49 decks +33% synergy
Nine Lives
31% of 49 decks +30% synergy
Smothering Tithe
27% of 49 decks +4% synergy
Grave Pact
25% of 1026 decks +20% synergy
Dictate of Erebos
25% of 1026 decks +22% synergy
Teval's Judgment
25% of 334 decks +22% synergy
Greater Auramancy
24% of 49 decks +23% synergy
Exploration
24% of 193 decks +16% synergy
Inner Sanctum
20% of 49 decks +20% synergy
Insidious Roots
20% of 172 decks +14% synergy
Mystic Remora
20% of 1026 decks +3% synergy
Ghostly Prison
18% of 49 decks +7% synergy
Grave Betrayal
17% of 1026 decks +16% synergy
Defense of the Heart
17% of 193 decks +14% synergy
Celestial Convergence
16% of 49 decks +16% synergy
Trouble in Pairs
16% of 43 decks +11% synergy
Animate Dead
16% of 1026 decks +7% synergy
Feast on the Fallen
16% of 1026 decks +16% synergy
Greater Good
15% of 193 decks +10% synergy
Black Market Connections
15% of 1026 decks +3% synergy
Darksteel Mutation
14% of 49 decks +9% synergy
Sylvan Library
13% of 193 decks +4% synergy
Phyrexian Arena
13% of 1026 decks -2% synergy
Awaken the Honored Dead
13% of 85 decks +9% synergy
Grasp of Fate
12% of 49 decks +9% synergy
Kaya's Ghostform
12% of 1026 decks +8% synergy
Force Bubble
10% of 49 decks +10% synergy
Aura of Silence
10% of 49 decks +8% synergy
Land Tax
10% of 49 decks +4% synergy
The Meathook Massacre
10% of 1026 decks +5% synergy
Elephant Grass
9% of 193 decks +9% synergy
Black Market
9% of 1026 decks +5% synergy
Necropotence
9% of 1026 decks +4% synergy
Warstorm Surge
9% of 758 decks +4% synergy
Phyrexian Reclamation
9% of 1026 decks +5% synergy
Journey to Eternity
8% of 193 decks +6% synergy
Energy Storm
8% of 49 decks +8% synergy
Martyr's Cause
8% of 49 decks +8% synergy
Cathars' Crusade
8% of 49 decks +3% synergy
Blind Obedience
8% of 49 decks +2% synergy
Attrition
8% of 1026 decks +7% synergy
Ripples of Undeath
8% of 734 decks +3% synergy
Into the Pit
7% of 611 decks +7% synergy
All Will Be One
7% of 758 decks +5% synergy
Impact Tremors
7% of 758 decks -3% synergy
Planeswalkers
Oko, Thief of Crowns
19% of 193 decks +14% synergy
Tamiyo, Collector of Tales
10% of 193 decks +9% synergy
Wrenn and Realmbreaker
10% of 193 decks +8% synergy
Geyadrone Dihada
9% of 758 decks +8% synergy
Liliana, Dreadhorde General
7% of 1026 decks +3% synergy
Ashiok, Dream Render
7% of 1026 decks +4% synergy
Utility Lands
Phyrexian Tower
59% of 1026 decks +50% synergy
High Market
41% of 1026 decks +38% synergy
Urborg, Tomb of Yawgmoth
41% of 1026 decks +32% synergy
Boseiju, Who Endures
38% of 193 decks +19% synergy
Bojuka Bog
33% of 1026 decks +3% synergy
Forge of Heroes
33% of 1026 decks +32% synergy
Reliquary Tower
31% of 1026 decks +1% synergy
Hall of Heliod's Generosity
27% of 49 decks +20% synergy
Shifting Woodland
25% of 155 decks +18% synergy
Otawara, Soaring City
18% of 1026 decks +1% synergy
Takenuma, Abandoned Mire
13% of 1026 decks +4% synergy
Command Beacon
12% of 1026 decks +7% synergy
Nesting Grounds
12% of 1026 decks +10% synergy
Cabal Coffers
12% of 1026 decks +1% synergy
Urza's Saga
11% of 1026 decks +4% synergy
Spymaster's Vault
11% of 737 decks +8% synergy
The Black Gate
10% of 1026 decks +7% synergy
Tyrite Sanctum
9% of 1026 decks +7% synergy
Strip Mine
8% of 1026 decks +6% synergy
Field of the Dead
8% of 1026 decks +5% synergy
Mistrise Village
8% of 335 decks -0% synergy
Rogue's Passage
8% of 1026 decks -13% synergy
Drannith Ruins
7% of 1026 decks +6% synergy
Yavimaya, Cradle of Growth
7% of 1026 decks -2% synergy
Kishla Village
6% of 85 decks +5% synergy
Temple of the False God
6% of 1026 decks -4% synergy
Glacial Chasm
6% of 1026 decks +5% synergy
Midgar, City of Mako
6% of 181 decks +1% synergy
Alchemist's Refuge
5% of 193 decks -1% synergy
Cephalid Coliseum
5% of 1026 decks +2% synergy
Mana Artifacts
Sol Ring
93% of 1026 decks +9% synergy
Arcane Signet
87% of 1026 decks +14% synergy
Talisman of Indulgence
61% of 758 decks +33% synergy
Talisman of Creativity
56% of 758 decks +27% synergy
Talisman of Dominance
54% of 1026 decks +21% synergy
Rakdos Signet
39% of 758 decks +12% synergy
Dimir Signet
34% of 1026 decks +7% synergy
Orzhov Signet
31% of 49 decks +5% synergy
Talisman of Hierarchy
31% of 49 decks +5% synergy
Izzet Signet
30% of 758 decks +4% synergy
Fellwar Stone
28% of 1026 decks +7% synergy
Azorius Signet
27% of 49 decks +3% synergy
Talisman of Progress
27% of 49 decks +1% synergy
Chromatic Lantern
15% of 1026 decks +6% synergy
Lotus Petal
12% of 1026 decks +5% synergy
Relic of Sauron
11% of 758 decks +3% synergy
Thought Vessel
11% of 1026 decks -7% synergy
Talisman of Resilience
10% of 193 decks -3% synergy
Commander's Sphere
9% of 1026 decks -5% synergy
Golgari Signet
8% of 193 decks -3% synergy
Mana Crypt
8% of 1026 decks +4% synergy
Talisman of Curiosity
7% of 193 decks -6% synergy
Simic Signet
7% of 193 decks -6% synergy
Mana Vault
6% of 1026 decks -0% synergy
Lands
Command Tower
93% of 1026 decks +18% synergy
Overgrown Tomb
80% of 193 decks +39% synergy
Hallowed Fountain
80% of 49 decks +40% synergy
Steam Vents
78% of 758 decks +41% synergy
Blood Crypt
78% of 758 decks +40% synergy
Watery Grave
78% of 1026 decks +38% synergy
Godless Shrine
78% of 49 decks +38% synergy
Temple Garden
73% of 11 decks +34% synergy
Breeding Pool
72% of 193 decks +31% synergy
Xander's Lounge
69% of 758 decks +44% synergy
Zagoth Triome
64% of 193 decks +35% synergy
Stomping Ground
60% of 10 decks +20% synergy
Luxury Suite
58% of 758 decks +33% synergy
Polluted Delta
58% of 1026 decks +46% synergy
Training Center
56% of 758 decks +30% synergy
Exotic Orchard
56% of 1026 decks +19% synergy
Sacred Foundry
55% of 11 decks +19% synergy
Shivan Reef
54% of 758 decks +25% synergy
Morphic Pool
52% of 1026 decks +27% synergy
Dragonskull Summit
51% of 758 decks +18% synergy
Sulfurous Springs
50% of 758 decks +27% synergy
Raffine's Tower
49% of 49 decks +24% synergy
Drowned Catacomb
47% of 1026 decks +19% synergy
Crumbling Necropolis
47% of 758 decks +17% synergy
Bloodstained Mire
47% of 1026 decks +36% synergy
Undergrowth Stadium
46% of 193 decks +21% synergy
Underground River
45% of 1026 decks +23% synergy
Hinterland Harbor
45% of 193 decks +13% synergy
Woodland Cemetery
44% of 193 decks +13% synergy
Scalding Tarn
43% of 1026 decks +32% synergy
Sulfur Falls
43% of 758 decks +10% synergy
Vault of Champions
43% of 49 decks +18% synergy
Sea of Clouds
43% of 49 decks +17% synergy
Rejuvenating Springs
42% of 193 decks +14% synergy
Glacial Fortress
37% of 49 decks +7% synergy
Raugrin Triome
36% of 11 decks +11% synergy
Indatha Triome
36% of 11 decks +8% synergy
Dreamroot Cascade
35% of 193 decks +15% synergy
Isolated Chapel
33% of 49 decks +1% synergy
Opulent Palace
31% of 193 decks +3% synergy
Arcane Sanctum
31% of 49 decks +2% synergy
Ziatora's Proving Ground
30% of 10 decks +1% synergy
Jetmir's Garden
30% of 10 decks -0% synergy
The World Tree
30% of 10 decks -0% synergy
Llanowar Wastes
30% of 193 decks +3% synergy
Sunken Hollow
29% of 1026 decks -6% synergy
Opal Palace
29% of 1026 decks +26% synergy
Underground Mortuary
28% of 174 decks +16% synergy
Shipwreck Marsh
27% of 1026 decks +9% synergy
Hedge Maze
26% of 174 decks +16% synergy