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
11.53% of 9321 decks 1075 decks
Muldrotha, the Gravetide
0.64% of 15112 decks 97 decks
Missy
0.67% of 1781 decks 12 decks
Zur the Enchanter
0.10% of 11095 decks 11 decks
Bane, Lord of Darkness
0.19% of 2087 decks 4 decks
Sefris of the Hidden Ways
0.05% of 8722 decks 4 decks
Wilhelt, the Rotcleaver
0.02% of 18970 decks 4 decks
The Master, Formed Anew
0.68% of 438 decks 3 decks
Grimgrin, Corpse-Born
0.14% of 2083 decks 3 decks
Kenrith, the Returned King
0.01% of 21513 decks 3 decks
Sauron, the Dark Lord
0.01% of 20765 decks 2 decks
The Scarab God
0.02% of 10352 decks 2 decks
Satoru, the Infiltrator
0.16% of 1256 decks 2 decks
Sidisi, Brood Tyrant
0.03% of 6243 decks 2 decks
Zimone and Dina
0.03% of 6969 decks 2 decks
Ghost of Ramirez DePietro // Tormod, the Desecrator
0.19% of 532 decks 1 decks
Truss, Chief Engineer
1.11% of 90 decks 1 decks
Ertai, the Corrupted
0.14% of 732 decks 1 decks
New Cards
Insidious Fungus
71% of 7 decks +66% synergy
Blasphemous Edict
64% of 11 decks +29% synergy
Gleeful Arsonist
55% of 47 decks +43% synergy
Withering Torment
54% of 68 decks +33% synergy
Into the Pit
50% of 50 decks +43% synergy
High Synergy Cards
Flayer of the Hatebound
87% of 1099 decks +86% synergy
Uncivil Unrest
82% of 824 decks +80% synergy
Unspeakable Symbol
79% of 1253 decks +78% synergy
Gev, Scaled Scorch
76% of 149 decks +74% synergy
Goblin Bombardment
80% of 1099 decks +74% synergy
Ashnod's Altar
81% of 1253 decks +73% synergy
Carrion Feeder
78% of 1253 decks +73% synergy
Luminous Broodmoth
74% of 34 decks +72% synergy
Grim Haruspex
74% of 1252 decks +70% synergy
Thran Vigil
70% of 1103 decks +70% synergy
Top Cards
Blasphemous Act
78% of 1099 decks +44% synergy
Baleful Strix
72% of 1253 decks +59% synergy
Solemn Simulacrum
71% of 1253 decks +57% synergy
Yahenni, Undying Partisan
68% of 1249 decks +65% synergy
Glen Elendra Archmage
68% of 1253 decks +66% synergy
Sakura-Tribe Elder
68% of 116 decks +49% synergy
Kitchen Finks
67% of 9 decks +66% synergy
Solemnity
66% of 35 decks +65% synergy
Spore Frog
66% of 116 decks +63% synergy
Eternal Witness
65% of 116 decks +44% synergy
Creatures
Iron Apprentice
65% of 1211 decks +64% synergy
Drana, Liberator of Malakir
64% of 1250 decks +61% synergy
Scorn-Blade Berserker
62% of 869 decks +61% synergy
Herald of Secret Streams
61% of 1247 decks +58% synergy
Warren Soultrader
60% of 300 decks +52% synergy
Satoru, the Infiltrator
57% of 357 decks +53% synergy
Mahadi, Emporium Master
57% of 1043 decks +50% synergy
Danny Pink
56% of 617 decks +55% synergy
Heartmender
56% of 9 decks +56% synergy
Safehold Elite
56% of 9 decks +55% synergy
Thundering Raiju
53% of 1070 decks +52% synergy
Spark Double
52% of 1245 decks +45% synergy
Juri, Master of the Revue
52% of 1082 decks +49% synergy
Grumgully, the Generous
50% of 6 decks +48% synergy
Braids, Arisen Nightmare
49% of 1150 decks +41% synergy
Pollywog Prodigy
48% of 123 decks +35% synergy
Accursed Marauder
47% of 223 decks +37% synergy
Sage of Fables
46% of 1253 decks +46% synergy
Bloodtracker
46% of 1246 decks +45% synergy
Haywire Mite
46% of 89 decks +42% synergy
Zealous Conscripts
45% of 1099 decks +43% synergy
Good-Fortune Unicorn
44% of 9 decks +42% synergy
Gisa, Glorious Resurrector
44% of 1221 decks +42% synergy
Puppeteer Clique
44% of 1253 decks +43% synergy
Mulldrifter
41% of 1253 decks +35% synergy
Underrealm Lich
41% of 116 decks +37% synergy
Birds of Paradise
41% of 116 decks +14% synergy
Alesha, Who Laughs at Fate
40% of 10 decks +24% synergy
Marionette Apprentice
38% of 300 decks +30% synergy
Fain, the Broker
37% of 1229 decks +36% synergy
The Gitrog Monster
36% of 116 decks +31% synergy
Wight of the Reliquary
36% of 25 decks +27% synergy
Cankerbloom
36% of 73 decks +28% synergy
Elas il-Kor, Sadistic Pilgrim
34% of 29 decks +23% synergy
Voldaren Thrillseeker
34% of 831 decks +34% synergy
Dockside Extortionist
32% of 1089 decks +19% synergy
Sun Titan
31% of 35 decks +21% synergy
Protean Hulk
31% of 116 decks +29% synergy
Doc Aurlock, Grizzled Genius
31% of 26 decks +25% synergy
Bloodflow Connoisseur
30% of 1253 decks +30% synergy
World Shaper
30% of 116 decks +27% synergy
Yawgmoth, Thran Physician
30% of 1242 decks +26% synergy
Kethek, Crucible Goliath
28% of 891 decks +27% synergy
Esper Sentinel
27% of 33 decks +7% synergy
Dauthi Voidwalker
27% of 1226 decks +19% synergy
Fiend Artisan
27% of 115 decks +24% synergy
Cruel Celebrant
26% of 35 decks +17% synergy
Dack's Duplicate
25% of 1099 decks +25% synergy
Immersturm Predator
25% of 1082 decks +24% synergy
Satyr Wayfinder
25% of 116 decks +23% synergy
Instants
Chaos Warp
57% of 1099 decks +25% synergy
Swords to Plowshares
54% of 35 decks -8% synergy
Counterspell
54% of 1253 decks +11% synergy
Cyclonic Rift
43% of 1252 decks +15% synergy
Path to Exile
40% of 35 decks -5% synergy
Village Rites
39% of 1233 decks +29% synergy
Terminate
39% of 1099 decks +18% synergy
Enlightened Tutor
37% of 35 decks +19% synergy
Assassin's Trophy
36% of 116 decks +6% synergy
Deadly Dispute
31% of 1224 decks +20% synergy
Void Rend
28% of 32 decks +13% synergy
Arcane Denial
28% of 1253 decks +8% synergy
Negate
26% of 1253 decks +3% synergy
Vampiric Tutor
20% of 1253 decks +2% synergy
Dovin's Veto
20% of 35 decks +1% synergy
Fierce Guardianship
19% of 1236 decks +1% synergy
Beast Within
18% of 116 decks -21% synergy
Mana Drain
18% of 1253 decks +2% synergy
Plumb the Forbidden
17% of 1229 decks +14% synergy
Teferi's Protection
17% of 35 decks -3% synergy
An Offer You Can't Refuse
16% of 1198 decks -4% synergy
Swan Song
16% of 1252 decks -1% synergy
Crop Rotation
15% of 116 decks +5% synergy
Cauldron Haze
14% of 35 decks +14% synergy
Despark
14% of 35 decks -2% synergy
Feign Death
14% of 1224 decks +12% synergy
Heroic Intervention
14% of 116 decks -16% synergy
Harrow
13% of 116 decks +3% synergy
Bedevil
13% of 1093 decks -2% synergy
Act of Aggression
12% of 1099 decks +12% synergy
Deflecting Swat
12% of 1086 decks -4% synergy
Wither and Bloom
12% of 189 decks +11% synergy
Deadly Rollick
11% of 1236 decks +1% synergy
Silence
11% of 35 decks +5% synergy
Generous Gift
11% of 35 decks -14% synergy
Fell the Profane
11% of 300 decks -1% synergy
Rakdos Charm
10% of 1099 decks -4% synergy
Entish Restoration
10% of 49 decks +2% synergy
Flare of Denial
10% of 309 decks +6% synergy
Worldly Tutor
9% of 116 decks -5% synergy
Slip Out the Back
9% of 1198 decks +6% synergy
Abrupt Decay
9% of 116 decks -2% synergy
Anguished Unmaking
9% of 35 decks -16% synergy
Lethal Scheme
8% of 1198 decks +7% synergy
Malakir Rebirth
8% of 1231 decks -0% synergy
Domineering Will
8% of 1252 decks +7% synergy
Grisly Salvage
8% of 116 decks +3% synergy
First Day of Class
8% of 1082 decks +7% synergy
Dark Ritual
7% of 1253 decks -15% synergy
Reality Shift
7% of 1252 decks -2% synergy
Sorceries
Mark of Mutiny
53% of 1099 decks +53% synergy
Feed the Swarm
50% of 1231 decks +32% synergy
Toxic Deluge
47% of 1252 decks +30% synergy
Vandalblast
42% of 1099 decks +25% synergy
Mob Rule
39% of 1099 decks +37% synergy
Life from the Loam
33% of 116 decks +29% synergy
Demonic Tutor
30% of 1253 decks +8% synergy
Mass Mutiny
26% of 1099 decks +25% synergy
Damnation
24% of 1253 decks +16% synergy
Victimize
24% of 1253 decks +12% synergy
Diabolic Intent
24% of 1253 decks +15% synergy
Damn
18% of 33 decks +2% synergy
Farseek
18% of 116 decks -16% synergy
Wave Goodbye
17% of 510 decks +15% synergy
Idyllic Tutor
17% of 35 decks +12% synergy
Reanimate
15% of 1253 decks -1% synergy
Insurrection
14% of 1099 decks +13% synergy
Three Visits
14% of 116 decks -11% synergy
Cultivate
14% of 116 decks -33% synergy
Seize the Spotlight
13% of 1062 decks +12% synergy
Culling Ritual
13% of 111 decks +2% synergy
Living Death
13% of 1253 decks +7% synergy
Nature's Lore
12% of 116 decks -20% synergy
Wrath of God
11% of 35 decks +5% synergy
Supreme Verdict
11% of 35 decks -3% synergy
Kodama's Reach
11% of 116 decks -20% synergy
Rise of the Witch-king
10% of 49 decks +4% synergy
Villainous Wealth
9% of 116 decks +1% synergy
Kari Zev's Expertise
9% of 1096 decks +9% synergy
Resurgent Belief
9% of 33 decks +7% synergy
Act of Treason
9% of 1099 decks +8% synergy
Splendid Reclamation
9% of 116 decks +5% synergy
Neoform
9% of 116 decks +3% synergy
Rampant Growth
9% of 116 decks -26% synergy
Sevinne's Reclamation
9% of 35 decks +1% synergy
Austere Command
9% of 35 decks -4% synergy
Bala Ged Recovery
8% of 113 decks -1% synergy
Jeska's Will
8% of 1082 decks -10% synergy
Eldritch Evolution
8% of 116 decks +3% synergy
Furnace Reins
7% of 831 decks +7% synergy
Last One Standing
7% of 1093 decks +6% synergy
Jarad's Orders
7% of 116 decks +5% synergy
Slave of Bolas
7% of 1099 decks +6% synergy
Vengeful Possession
6% of 63 decks +5% synergy
Chain Reaction
6% of 1099 decks +1% synergy
Agadeem's Awakening
6% of 1231 decks +2% synergy
Press into Service
6% of 1097 decks +6% synergy
Harness by Force
5% of 1099 decks +5% synergy
Buried Alive
5% of 1253 decks -0% synergy
Utility Artifacts
Lightning Greaves
56% of 1253 decks +30% synergy
The Ozolith
47% of 1236 decks +44% synergy
Phyrexian Altar
45% of 1253 decks +41% synergy
Skullclamp
43% of 1253 decks +31% synergy
Andúril, Narsil Reforged
38% of 632 decks +37% synergy
Birthing Pod
35% of 116 decks +33% synergy
Swiftfoot Boots
30% of 1253 decks +2% synergy
Altar of Dementia
25% of 1253 decks +23% synergy
Agatha's Soul Cauldron
20% of 678 decks +18% synergy
Conduit of Worlds
11% of 79 decks +5% synergy
Bolas's Citadel
9% of 1245 decks -1% synergy
The Great Henge
9% of 116 decks -1% synergy
Wayfarer's Bauble
8% of 1253 decks -3% synergy
Spawning Pit
6% of 1253 decks +6% synergy
Desecrated Tomb
6% of 1246 decks +5% synergy
Enchantments
Seal of Primordium
62% of 116 decks +61% synergy
Sneak Attack
57% of 1099 decks +54% synergy
Pernicious Deed
55% of 116 decks +53% synergy
Rhythm of the Wild
50% of 6 decks +27% synergy
Rhystic Study
39% of 1253 decks +11% synergy
Phyrexian Unlife
34% of 35 decks +34% synergy
Delaying Shield
26% of 35 decks +26% synergy
Dictate of Erebos
25% of 1252 decks +21% synergy
Grave Betrayal
24% of 1252 decks +23% synergy
Nine Lives
24% of 34 decks +23% synergy
Feast on the Fallen
23% of 1252 decks +23% synergy
Greater Auramancy
20% of 35 decks +18% synergy
Smothering Tithe
20% of 35 decks -5% synergy
Greater Good
20% of 116 decks +15% synergy
Insidious Roots
18% of 33 decks +9% synergy
Kenrith's Transformation
17% of 116 decks +11% synergy
Exploration
17% of 116 decks +9% synergy
Grave Pact
17% of 1253 decks +13% synergy
Sylvan Library
16% of 116 decks +5% synergy
Phyrexian Arena
16% of 1253 decks +1% synergy
Defense of the Heart
16% of 116 decks +13% synergy
Mystic Remora
15% of 1253 decks -3% synergy
Inner Sanctum
14% of 35 decks +14% synergy
Celestial Convergence
14% of 35 decks +14% synergy
Warstorm Surge
13% of 1099 decks +8% synergy
Black Market Connections
13% of 1176 decks +2% synergy
All Will Be One
12% of 864 decks +8% synergy
Force Bubble
11% of 35 decks +11% synergy
Fanatical Devotion
11% of 35 decks +11% synergy
Grasp of Fate
11% of 35 decks +8% synergy
Cathars' Crusade
11% of 35 decks +6% synergy
Ghostly Prison
11% of 35 decks -0% synergy
Journey to Eternity
11% of 116 decks +8% synergy
Animate Dead
10% of 1253 decks +1% synergy
Phyrexian Reclamation
9% of 1253 decks +5% synergy
Survival of the Fittest
9% of 116 decks +7% synergy
Sultai Ascendancy
9% of 116 decks +7% synergy
Martyr's Cause
9% of 35 decks +8% synergy
Aura of Silence
9% of 35 decks +6% synergy
Black Market
8% of 1253 decks +4% synergy
Elephant Grass
8% of 116 decks +7% synergy
Carpet of Flowers
8% of 116 decks +4% synergy
Necropotence
7% of 1253 decks +2% synergy
Attrition
7% of 1253 decks +6% synergy
The Meathook Massacre
7% of 1221 decks +1% synergy
Kaya's Ghostform
6% of 1245 decks +2% synergy
Khalni Heart Expedition
6% of 116 decks +4% synergy
Guardian Project
6% of 116 decks -3% synergy
Wild Growth
6% of 116 decks -5% synergy
Vampiric Rites
5% of 1250 decks +3% synergy
Battles
Invasion of Ikoria
7% of 55 decks +2% synergy
Planeswalkers
Wrenn and Realmbreaker
22% of 59 decks +20% synergy
Geyadrone Dihada
18% of 1079 decks +16% synergy
Oko, Thief of Crowns
15% of 116 decks +9% synergy
Tamiyo, Collector of Tales
14% of 116 decks +12% synergy
Liliana, Dreadhorde General
6% of 1245 decks +2% synergy
Utility Lands
High Market
51% of 1253 decks +48% synergy
Forge of Heroes
48% of 1246 decks +47% synergy
Phyrexian Tower
44% of 1253 decks +35% synergy
Bojuka Bog
41% of 1253 decks +10% synergy
Urborg, Tomb of Yawgmoth
29% of 1253 decks +19% synergy
Reliquary Tower
28% of 1253 decks -2% synergy
Shifting Woodland
27% of 22 decks +17% synergy
Boseiju, Who Endures
25% of 107 decks +6% synergy
Spymaster's Vault
22% of 300 decks +18% synergy
The Black Gate
16% of 744 decks +12% synergy
Ancient Tomb
15% of 1253 decks +4% synergy
Hall of Heliod's Generosity
14% of 35 decks +8% synergy
Tyrite Sanctum
13% of 1229 decks +11% synergy
Drannith Ruins
11% of 817 decks +10% synergy
Rogue's Passage
9% of 1252 decks -10% synergy
Otawara, Soaring City
9% of 1211 decks -8% synergy
Nesting Grounds
9% of 1236 decks +8% synergy
Cabal Coffers
8% of 1253 decks -3% synergy
Takenuma, Abandoned Mire
8% of 1211 decks -3% synergy
Dryad Arbor
8% of 116 decks +4% synergy
Alchemist's Refuge
7% of 116 decks +0% synergy
Command Beacon
6% of 1250 decks +2% synergy
Temple of the False God
6% of 1253 decks -3% synergy
Arena of Glory
6% of 215 decks -3% synergy
Tranquil Thicket
6% of 116 decks +2% synergy
Urza's Saga
6% of 1226 decks -1% synergy
Strip Mine
5% of 1253 decks +2% synergy
Grim Backwoods
5% of 116 decks +1% synergy
Gaea's Cradle
5% of 116 decks -1% synergy
Karn's Bastion
5% of 1245 decks -0% synergy
Mana Artifacts
Sol Ring
94% of 1253 decks +9% synergy
Arcane Signet
89% of 1241 decks +17% synergy
Talisman of Indulgence
65% of 1099 decks +39% synergy
Talisman of Creativity
63% of 1089 decks +34% synergy
Talisman of Dominance
62% of 1253 decks +31% synergy
Rakdos Signet
55% of 1099 decks +25% synergy
Dimir Signet
49% of 1253 decks +20% synergy
Izzet Signet
44% of 1099 decks +16% synergy
Orzhov Signet
37% of 35 decks +10% synergy
Talisman of Progress
31% of 35 decks +9% synergy
Talisman of Hierarchy
31% of 35 decks +7% synergy
Azorius Signet
31% of 35 decks +5% synergy
Fellwar Stone
29% of 1253 decks +8% synergy
Golgari Signet
15% of 116 decks +2% synergy
Chromatic Lantern
14% of 1252 decks +4% synergy
Relic of Sauron
13% of 678 decks +2% synergy
Simic Signet
12% of 116 decks -3% synergy
Commander's Sphere
10% of 1252 decks -6% synergy
Mana Crypt
9% of 1253 decks +1% synergy
Thought Vessel
9% of 1250 decks -8% synergy
Talisman of Resilience
7% of 116 decks -5% synergy
Lotus Petal
7% of 1253 decks -0% synergy
Mind Stone
6% of 1253 decks -11% synergy
Lands
Command Tower
94% of 1253 decks +21% synergy
Overgrown Tomb
69% of 116 decks +26% synergy
Godless Shrine
69% of 35 decks +28% synergy
Hallowed Fountain
69% of 35 decks +28% synergy
Watery Grave
68% of 1253 decks +28% synergy
Steam Vents
67% of 1099 decks +28% synergy
Blood Crypt
67% of 1099 decks +28% synergy
Xander's Lounge
64% of 1062 decks +36% synergy
Breeding Pool
64% of 116 decks +23% synergy
Exotic Orchard
63% of 1253 decks +28% synergy
Dragonskull Summit
60% of 1099 decks +30% synergy
Shivan Reef
59% of 1099 decks +32% synergy
Crumbling Necropolis
58% of 1099 decks +27% synergy
Raffine's Tower
56% of 32 decks +28% synergy
Drowned Catacomb
55% of 1253 decks +30% synergy
Sulfur Falls
54% of 1099 decks +23% synergy
Training Center
53% of 1082 decks +25% synergy
Zagoth Triome
52% of 115 decks +21% synergy
Underground River
49% of 1253 decks +29% synergy
Sulfurous Springs
48% of 1099 decks +28% synergy
Luxury Suite
47% of 1093 decks +20% synergy
Undergrowth Stadium
45% of 112 decks +18% synergy
Rejuvenating Springs
45% of 112 decks +16% synergy
Morphic Pool
43% of 1246 decks +17% synergy
Contaminated Landscape
43% of 7 decks +30% synergy
Opal Palace
43% of 1252 decks +40% synergy
Woodland Cemetery
41% of 116 decks +13% synergy
Polluted Delta
40% of 1253 decks +29% synergy
Hinterland Harbor
40% of 116 decks +13% synergy
Sunken Hollow
39% of 1250 decks +5% synergy
Bloodstained Mire
38% of 1253 decks +28% synergy
Scalding Tarn
34% of 1253 decks +23% synergy
Vault of Champions
33% of 33 decks +8% synergy
Temple Garden
33% of 9 decks -7% synergy
Smoldering Marsh
32% of 1097 decks -0% synergy
Seething Landscape
32% of 215 decks +16% synergy
Sea of Clouds
31% of 35 decks +5% synergy
Llanowar Wastes
29% of 116 decks +4% synergy
Underground Mortuary
29% of 35 decks +12% synergy
Arcane Sanctum
29% of 35 decks +1% synergy
Caves of Koilos
29% of 35 decks +0% synergy
Opulent Palace
28% of 116 decks +2% synergy
Guildmages' Forum
28% of 1246 decks +28% synergy
Yavimaya Coast
26% of 116 decks -1% synergy
Evolving Wilds
25% of 1253 decks +4% synergy
Shipwreck Marsh
25% of 1221 decks +6% synergy
Blazemire Verge
24% of 74 decks +2% synergy
Scrubland
23% of 35 decks +9% synergy
Tundra
23% of 35 decks +9% synergy
Hedge Maze
23% of 35 decks +9% synergy