River Kelpie + Mikaeus, the Unhallowed + Viscera Seer

River Kelpie
Mikaeus, the Unhallowed
Viscera Seer

Requires
River Kelpie must be on the battlefield. Mikaeus, the Unhallowed must be on the battlefield. Viscera Seer must be on the battlefield.
Steps
  1. Activate Viscera Seer by sacrificing River Kelpie.
  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. Resolve the Viscera Seer trigger, scrying 1.
  7. Activate Viscera Seer by sacrificing River Kelpie.
  8. River Kelpie's undying and persist abilities trigger.
  9. Resolve the undying trigger, returning River Kelpie from your graveyard to the battlefield with a +1/+1 counter on it.
  10. River Kelpie enters the battlefield, causing you to draw a card.
  11. The persist trigger fails to resolve because River Kelpie is not in your graveyard.
  12. Resolve the Viscera Seer trigger, scrying 1.
  13. Repeat.
Results
Infinite card draw. Near-infinite death triggers. Near-infinite ETB. Near-infinite LTB. Near-infinite sacrifice triggers.

Marchesa, the Black Rose
10.81% of 10301 decks 1114 decks
Muldrotha, the Gravetide
0.67% of 17364 decks 116 decks
Zur the Enchanter
0.11% of 11946 decks 13 decks
Missy
0.54% of 2220 decks 12 decks
Kenrith, the Returned King
0.02% of 23822 decks 5 decks
Wilhelt, the Rotcleaver
0.03% of 19568 decks 5 decks
Grimgrin, Corpse-Born
0.11% of 2728 decks 3 decks
The Master, Formed Anew
0.51% of 591 decks 3 decks
Bane, Lord of Darkness
0.14% of 2129 decks 3 decks
Satoru, the Infiltrator
0.18% of 1705 decks 3 decks
Thraximundar
0.10% of 1989 decks 2 decks
Sefris of the Hidden Ways
0.02% of 9197 decks 2 decks
Ertai, the Corrupted
0.25% of 787 decks 2 decks
The Scarab God
0.02% of 11211 decks 2 decks
Sauron, the Dark Lord
0.01% of 26418 decks 2 decks
Kraum, Ludevic's Opus // Tormod, the Desecrator
0.69% of 290 decks 2 decks
Varina, Lich Queen
0.02% of 8584 decks 2 decks
Zimone and Dina
0.02% of 8073 decks 2 decks
New Cards
Kheru Goldkeeper
33% of 9 decks +28% synergy
Lotuslight Dancers
25% of 8 decks +23% synergy
Teval, the Balanced Scale
20% of 25 decks +18% synergy
Colossal Grave-Reaver
20% of 10 decks +15% synergy
Steward of the Harvest
20% of 10 decks +19% synergy
High Synergy Cards
Flayer of the Hatebound
86% of 1142 decks +85% synergy
Kitchen Finks
82% of 11 decks +81% synergy
Unspeakable Symbol
76% of 1319 decks +75% synergy
Goblin Bombardment
81% of 1142 decks +75% synergy
Ashnod's Altar
81% of 1319 decks +74% synergy
Carrion Feeder
78% of 1319 decks +73% synergy
Heartmender
73% of 11 decks +73% synergy
Uncivil Unrest
74% of 1141 decks +72% synergy
Grim Haruspex
72% of 1319 decks +69% synergy
Spore Frog
68% of 136 decks +65% synergy
Top Cards
Blasphemous Act
77% of 1142 decks +44% synergy
Baleful Strix
71% of 1319 decks +58% synergy
Sakura-Tribe Elder
68% of 136 decks +50% synergy
Solemn Simulacrum
68% of 1319 decks +54% synergy
Glen Elendra Archmage
67% of 1319 decks +65% synergy
Yahenni, Undying Partisan
65% of 1319 decks +62% synergy
Thran Vigil
65% of 1319 decks +64% synergy
Eternal Witness
65% of 136 decks +45% synergy
Iron Apprentice
63% of 1319 decks +62% synergy
Solemnity
62% of 40 decks +62% synergy
Game Changers
Cyclonic Rift
41% of 1319 decks +14% synergy
Rhystic Study
35% of 1319 decks +9% synergy
Enlightened Tutor
32% of 40 decks +15% synergy
Demonic Tutor
29% of 1319 decks +7% synergy
Vampiric Tutor
20% of 1319 decks +3% synergy
Fierce Guardianship
20% of 1319 decks +2% synergy
Ancient Tomb
15% of 1319 decks +5% synergy
Bolas's Citadel
8% of 1319 decks -0% synergy
Jeska's Will
8% of 1142 decks -9% synergy
Survival of the Fittest
7% of 136 decks +5% synergy
Creatures
Luminous Broodmoth
62% of 40 decks +61% synergy
Grumgully, the Generous
62% of 8 decks +60% synergy
Drana, Liberator of Malakir
61% of 1319 decks +58% synergy
Herald of Secret Streams
60% of 1319 decks +57% synergy
Mahadi, Emporium Master
55% of 1142 decks +49% synergy
Safehold Elite
55% of 11 decks +54% synergy
Thundering Raiju
53% of 1142 decks +52% synergy
Juri, Master of the Revue
52% of 1142 decks +49% synergy
Scorn-Blade Berserker
51% of 1318 decks +50% synergy
Spark Double
51% of 1319 decks +44% synergy
Gev, Scaled Scorch
46% of 537 decks +45% synergy
Warren Soultrader
46% of 712 decks +40% synergy
Good-Fortune Unicorn
45% of 11 decks +43% synergy
Birds of Paradise
45% of 136 decks +18% synergy
Danny Pink
44% of 1054 decks +43% synergy
Braids, Arisen Nightmare
44% of 1319 decks +37% synergy
Sage of Fables
43% of 1319 decks +43% synergy
Puppeteer Clique
42% of 1319 decks +41% synergy
Satoru, the Infiltrator
42% of 789 decks +39% synergy
Bloodtracker
41% of 1319 decks +40% synergy
Zealous Conscripts
40% of 1142 decks +39% synergy
Haywire Mite
40% of 136 decks +36% synergy
The Gitrog Monster
40% of 136 decks +34% synergy
Gisa, Glorious Resurrector
39% of 1319 decks +38% synergy
Underrealm Lich
38% of 136 decks +35% synergy
Mulldrifter
37% of 1319 decks +31% synergy
World Shaper
35% of 136 decks +32% synergy
Fain, the Broker
35% of 1319 decks +34% synergy
Protean Hulk
34% of 136 decks +32% synergy
Marionette Apprentice
30% of 712 decks +25% synergy
Yawgmoth, Thran Physician
29% of 1319 decks +26% synergy
Voldaren Thrillseeker
29% of 1141 decks +29% synergy
Bloodflow Connoisseur
29% of 1319 decks +28% synergy
Hermit Druid
28% of 136 decks +27% synergy
Satyr Wayfinder
28% of 136 decks +26% synergy
Alesha, Who Laughs at Fate
28% of 357 decks +24% synergy
Kithkin Spellduster
28% of 40 decks +27% synergy
Gray Merchant of Asphodel
26% of 1319 decks +17% synergy
Dryad of the Ilysian Grove
25% of 136 decks +17% synergy
Sun Titan
25% of 40 decks +15% synergy
Uro, Titan of Nature's Wrath
24% of 136 decks +19% synergy
Midnight Reaper
24% of 1319 decks +20% synergy
Fiend Artisan
24% of 136 decks +21% synergy
Meren of Clan Nel Toth
24% of 136 decks +20% synergy
Reclamation Sage
24% of 136 decks +13% synergy
Deathrite Shaman
24% of 136 decks +12% synergy
Accursed Marauder
24% of 689 decks +18% synergy
Dauthi Voidwalker
23% of 1319 decks +15% synergy
Cankerbloom
23% of 136 decks +17% synergy
Blood Artist
23% of 1319 decks +11% synergy
Instants
Chaos Warp
53% of 1142 decks +22% synergy
Counterspell
53% of 1319 decks +10% synergy
Swords to Plowshares
52% of 40 decks -10% synergy
Path to Exile
40% of 40 decks -7% synergy
Assassin's Trophy
38% of 136 decks +7% synergy
Village Rites
36% of 1319 decks +27% synergy
Terminate
36% of 1142 decks +16% synergy
Void Rend
32% of 40 decks +19% synergy
Deadly Dispute
31% of 1319 decks +20% synergy
Arcane Denial
28% of 1319 decks +8% synergy
Negate
25% of 1319 decks +3% synergy
Cauldron Haze
20% of 40 decks +20% synergy
Teferi's Protection
20% of 40 decks +1% synergy
Crop Rotation
20% of 136 decks +10% synergy
Withering Torment
19% of 528 decks +11% synergy
Mana Drain
19% of 1319 decks +4% synergy
An Offer You Can't Refuse
18% of 1319 decks -3% synergy
Dovin's Veto
18% of 40 decks -1% synergy
Swan Song
17% of 1319 decks +0% synergy
Beast Within
15% of 136 decks -22% synergy
Plumb the Forbidden
15% of 1319 decks +12% synergy
Heroic Intervention
15% of 136 decks -15% synergy
Harrow
13% of 136 decks +4% synergy
Deflecting Swat
13% of 1142 decks -3% synergy
Feign Death
13% of 1319 decks +11% synergy
Bedevil
13% of 1142 decks -1% synergy
Deadly Rollick
12% of 1319 decks +0% synergy
Act of Aggression
11% of 1142 decks +11% synergy
Rakdos Charm
11% of 1142 decks -4% synergy
Silence
10% of 40 decks +4% synergy
Despark
10% of 40 decks -5% synergy
Anguished Unmaking
10% of 40 decks -14% synergy
Generous Gift
10% of 40 decks -15% synergy
Worldly Tutor
10% of 136 decks -4% synergy
Dark Ritual
9% of 1319 decks -13% synergy
Slip Out the Back
9% of 1319 decks +6% synergy
Lethal Scheme
9% of 1319 decks +7% synergy
Fell the Profane
8% of 712 decks +0% synergy
Malakir Rebirth
8% of 1319 decks +0% synergy
First Day of Class
8% of 1142 decks +8% synergy
Grisly Salvage
8% of 136 decks +3% synergy
Abrupt Decay
8% of 136 decks -2% synergy
Flare of Denial
7% of 743 decks +5% synergy
Entomb
7% of 1319 decks -1% synergy
Sink into Stupor
6% of 712 decks -3% synergy
Domineering Will
6% of 1319 decks +6% synergy
Undying Malice
6% of 1319 decks +4% synergy
Reality Shift
6% of 1319 decks -2% synergy
Corrupted Conviction
6% of 1318 decks +1% synergy
Putrefy
6% of 136 decks -10% synergy
Sorceries
Mark of Mutiny
50% of 1142 decks +50% synergy
Feed the Swarm
46% of 1319 decks +29% synergy
Toxic Deluge
46% of 1319 decks +28% synergy
Vandalblast
38% of 1142 decks +22% synergy
Mob Rule
36% of 1142 decks +35% synergy
Life from the Loam
30% of 136 decks +26% synergy
Diabolic Intent
25% of 1319 decks +17% synergy
Victimize
24% of 1319 decks +12% synergy
Mass Mutiny
23% of 1142 decks +22% synergy
Damnation
21% of 1319 decks +14% synergy
Blasphemous Edict
20% of 418 decks +12% synergy
Farseek
18% of 136 decks -16% synergy
Cultivate
18% of 136 decks -27% synergy
Idyllic Tutor
18% of 40 decks +13% synergy
Reanimate
16% of 1319 decks -0% synergy
Supreme Verdict
15% of 40 decks +1% synergy
Damn
15% of 40 decks -1% synergy
Insurrection
13% of 1142 decks +12% synergy
Living Death
13% of 1319 decks +8% synergy
Three Visits
13% of 136 decks -11% synergy
Wrath of God
12% of 40 decks +6% synergy
Nature's Lore
12% of 136 decks -19% synergy
Seize the Spotlight
12% of 1142 decks +11% synergy
Wave Goodbye
12% of 1015 decks +11% synergy
Kodama's Reach
12% of 136 decks -19% synergy
Culling Ritual
11% of 136 decks -0% synergy
Sevinne's Reclamation
10% of 40 decks +3% synergy
Farewell
10% of 40 decks -3% synergy
Kari Zev's Expertise
8% of 1142 decks +8% synergy
Neoform
8% of 136 decks +3% synergy
Rampant Growth
8% of 136 decks -26% synergy
Act of Treason
8% of 1142 decks +7% synergy
Resurgent Belief
8% of 40 decks +6% synergy
Dance of the Manse
8% of 40 decks +4% synergy
Austere Command
8% of 40 decks -5% synergy
Eldritch Evolution
7% of 136 decks +3% synergy
Villainous Wealth
7% of 136 decks -1% synergy
Last One Standing
7% of 1142 decks +6% synergy
Furnace Reins
6% of 1141 decks +6% synergy
Chain Reaction
6% of 1142 decks +2% synergy
Jarad's Orders
6% of 136 decks +4% synergy
Splendid Reclamation
6% of 136 decks +2% synergy
Buried Alive
6% of 1319 decks -0% synergy
Diabolic Tutor
5% of 1319 decks -1% synergy
Sign in Blood
5% of 1319 decks -4% synergy
Utility Artifacts
Lightning Greaves
53% of 1319 decks +28% synergy
Phyrexian Altar
45% of 1319 decks +42% synergy
The Ozolith
43% of 1319 decks +39% synergy
Skullclamp
42% of 1319 decks +30% synergy
Birthing Pod
31% of 136 decks +29% synergy
Swiftfoot Boots
28% of 1319 decks +1% synergy
Andúril, Narsil Reforged
28% of 1066 decks +27% synergy
Altar of Dementia
27% of 1319 decks +24% synergy
Hedge Shredder
23% of 61 decks +20% synergy
Agatha's Soul Cauldron
14% of 1122 decks +13% synergy
Commander's Sphere
10% of 1319 decks -4% synergy
Wayfarer's Bauble
8% of 1319 decks -1% synergy
Lotus Petal
8% of 1319 decks +1% synergy
The Great Henge
7% of 136 decks -3% synergy
Spawning Pit
6% of 1319 decks +5% synergy
Mind Stone
6% of 1319 decks -11% synergy
Desecrated Tomb
6% of 1319 decks +5% synergy
Conduit of Worlds
5% of 136 decks -0% synergy
Enchantments
Seal of Primordium
60% of 136 decks +59% synergy
Pernicious Deed
60% of 136 decks +58% synergy
Sneak Attack
55% of 1142 decks +53% synergy
Rhythm of the Wild
50% of 8 decks +26% synergy
Phyrexian Unlife
40% of 40 decks +40% synergy
Delaying Shield
30% of 40 decks +30% synergy
Nine Lives
28% of 40 decks +27% synergy
Dictate of Erebos
24% of 1319 decks +20% synergy
Feast on the Fallen
22% of 1319 decks +22% synergy
Grave Betrayal
21% of 1319 decks +20% synergy
Inner Sanctum
20% of 40 decks +20% synergy
Exploration
18% of 136 decks +10% synergy
Grave Pact
18% of 1319 decks +13% synergy
Celestial Convergence
18% of 40 decks +17% synergy
Greater Auramancy
18% of 40 decks +16% synergy
Mystic Remora
16% of 1319 decks -2% synergy
Phyrexian Arena
16% of 1319 decks +0% synergy
Defense of the Heart
15% of 136 decks +12% synergy
Greater Good
15% of 136 decks +10% synergy
On Wings of Gold
14% of 7 decks +12% synergy
Kenrith's Transformation
14% of 136 decks +8% synergy
Insidious Roots
14% of 95 decks +8% synergy
Sylvan Library
13% of 136 decks +2% synergy
Black Market Connections
13% of 1319 decks +2% synergy
Teval's Judgment
13% of 87 decks +11% synergy
Grasp of Fate
12% of 40 decks +9% synergy
Smothering Tithe
12% of 40 decks -11% synergy
Warstorm Surge
12% of 1142 decks +7% synergy
Animate Dead
11% of 1319 decks +1% synergy
Journey to Eternity
10% of 136 decks +7% synergy
Force Bubble
10% of 40 decks +10% synergy
Martyr's Cause
10% of 40 decks +10% synergy
Awaken the Honored Dead
10% of 10 decks +8% synergy
Cathars' Crusade
10% of 40 decks +5% synergy
Ghostly Prison
10% of 40 decks -1% synergy
Elephant Grass
10% of 136 decks +9% synergy
All Will Be One
8% of 1142 decks +6% synergy
Black Market
8% of 1319 decks +4% synergy
Phyrexian Reclamation
8% of 1319 decks +5% synergy
Into the Pit
8% of 521 decks +7% synergy
Martyr's Bond
8% of 40 decks +7% synergy
Fanatical Devotion
8% of 40 decks +7% synergy
Aura of Silence
8% of 40 decks +5% synergy
Darksteel Mutation
8% of 40 decks +2% synergy
Land Tax
8% of 40 decks +1% synergy
Anointed Procession
8% of 40 decks -1% synergy
Sultai Ascendancy
7% of 136 decks +6% synergy
Kaya's Ghostform
7% of 1319 decks +3% synergy
Attrition
7% of 1319 decks +6% synergy
The Meathook Massacre
7% of 1319 decks +2% synergy
Planeswalkers
Oko, Thief of Crowns
17% of 136 decks +12% synergy
Geyadrone Dihada
14% of 1142 decks +13% synergy
Tamiyo, Collector of Tales
12% of 136 decks +11% synergy
Wrenn and Realmbreaker
10% of 136 decks +8% synergy
Liliana, Dreadhorde General
5% of 1319 decks +2% synergy
Utility Lands
High Market
49% of 1319 decks +46% synergy
Forge of Heroes
45% of 1319 decks +44% synergy
Phyrexian Tower
44% of 1319 decks +35% synergy
Bojuka Bog
39% of 1319 decks +9% synergy
Urborg, Tomb of Yawgmoth
29% of 1319 decks +19% synergy
Reliquary Tower
28% of 1319 decks -1% synergy
Boseiju, Who Endures
23% of 136 decks +4% synergy
Hall of Heliod's Generosity
18% of 40 decks +11% synergy
Shifting Woodland
17% of 82 decks +10% synergy
Spymaster's Vault
13% of 712 decks +10% synergy
Tyrite Sanctum
13% of 1319 decks +11% synergy
The Black Gate
11% of 1227 decks +8% synergy
Nesting Grounds
10% of 1319 decks +9% synergy
Otawara, Soaring City
10% of 1319 decks -7% synergy
Rogue's Passage
9% of 1319 decks -11% synergy
Cabal Coffers
8% of 1319 decks -2% synergy
Drannith Ruins
8% of 1280 decks +7% synergy
Takenuma, Abandoned Mire
8% of 1319 decks -2% synergy
Dryad Arbor
7% of 136 decks +3% synergy
Command Beacon
7% of 1319 decks +2% synergy
Tranquil Thicket
7% of 136 decks +3% synergy
Urza's Saga
6% of 1319 decks -1% synergy
Temple of the False God
6% of 1319 decks -4% synergy
Alchemist's Refuge
6% of 136 decks -1% synergy
Strip Mine
5% of 1319 decks +2% synergy
Grim Backwoods
5% of 136 decks +1% synergy
Mana Artifacts
Sol Ring
93% of 1319 decks +9% synergy
Arcane Signet
89% of 1319 decks +16% synergy
Talisman of Indulgence
63% of 1142 decks +36% synergy
Talisman of Creativity
60% of 1142 decks +32% synergy
Talisman of Dominance
59% of 1319 decks +27% synergy
Rakdos Signet
53% of 1142 decks +24% synergy
Dimir Signet
47% of 1319 decks +18% synergy
Izzet Signet
42% of 1142 decks +15% synergy
Orzhov Signet
30% of 40 decks +3% synergy
Fellwar Stone
29% of 1319 decks +8% synergy
Azorius Signet
22% of 40 decks -3% synergy
Talisman of Hierarchy
22% of 40 decks -3% synergy
Talisman of Progress
20% of 40 decks -4% synergy
Chromatic Lantern
14% of 1319 decks +5% synergy
Golgari Signet
12% of 136 decks +0% synergy
Simic Signet
10% of 136 decks -4% synergy
Relic of Sauron
10% of 1063 decks +1% synergy
Thought Vessel
10% of 1319 decks -8% synergy
Mana Crypt
7% of 1319 decks +1% synergy
Talisman of Resilience
5% of 136 decks -7% synergy
Lands
Command Tower
94% of 1319 decks +20% synergy
Hallowed Fountain
68% of 40 decks +27% synergy
Godless Shrine
68% of 40 decks +27% synergy
Overgrown Tomb
67% of 136 decks +25% synergy
Watery Grave
67% of 1319 decks +26% synergy
Blood Crypt
66% of 1142 decks +28% synergy
Steam Vents
66% of 1142 decks +27% synergy
Breeding Pool
65% of 136 decks +24% synergy
Exotic Orchard
62% of 1319 decks +26% synergy
Xander's Lounge
61% of 1142 decks +35% synergy
Dragonskull Summit
59% of 1142 decks +27% synergy
Shivan Reef
59% of 1142 decks +32% synergy
Crumbling Necropolis
58% of 1142 decks +27% synergy
Drowned Catacomb
54% of 1319 decks +28% synergy
Training Center
53% of 1142 decks +26% synergy
Sulfur Falls
52% of 1142 decks +20% synergy
Sulfurous Springs
50% of 1142 decks +29% synergy
Zagoth Triome
49% of 136 decks +20% synergy
Underground River
49% of 1319 decks +28% synergy
Luxury Suite
48% of 1142 decks +22% synergy
Raffine's Tower
48% of 40 decks +21% synergy
Morphic Pool
43% of 1319 decks +17% synergy
Undergrowth Stadium
43% of 136 decks +17% synergy
Polluted Delta
42% of 1319 decks +30% synergy
Opal Palace
41% of 1319 decks +38% synergy
Rejuvenating Springs
40% of 136 decks +12% synergy
Woodland Cemetery
39% of 136 decks +10% synergy
Bloodstained Mire
39% of 1319 decks +28% synergy
Sunken Hollow
39% of 1319 decks +4% synergy
Hinterland Harbor
38% of 136 decks +8% synergy
Jetmir's Garden
38% of 8 decks +6% synergy
Sacred Foundry
38% of 8 decks +2% synergy
Stomping Ground
38% of 8 decks -3% synergy
Temple Garden
36% of 11 decks -3% synergy
Scalding Tarn
34% of 1319 decks +23% synergy
Smoldering Marsh
34% of 1142 decks +1% synergy
Sea of Clouds
32% of 40 decks +7% synergy
Opulent Palace
32% of 136 decks +4% synergy
Llanowar Wastes
31% of 136 decks +5% synergy
Vault of Champions
30% of 40 decks +4% synergy
Glacial Fortress
30% of 40 decks +2% synergy
Arcane Sanctum
30% of 40 decks +2% synergy
Indatha Triome
27% of 11 decks -3% synergy
Yavimaya Coast
27% of 136 decks +0% synergy
Shipwreck Marsh
25% of 1319 decks +7% synergy
Guildmages' Forum
24% of 1319 decks +24% synergy
Stormcarved Coast
24% of 1142 decks +6% synergy
Evolving Wilds
23% of 1319 decks +2% synergy
Haunted Ridge
23% of 1142 decks +6% synergy
City of Brass
21% of 1319 decks +13% synergy