Eternal Witness + Phyrexian Altar + Unearth

Eternal Witness
Phyrexian Altar
Unearth

Requires
Eternal Witness must be on the battlefield. Phyrexian Altar must be on the battlefield. Unearth must be in hand.
Steps
  1. Sacrifice Eternal Witness to Phyrexian Altar, for .
  2. Cast Unearth, returning Eternal Witness from your graveyard to the battlefield.
  3. Eternal Witness enters, returning Unearth from your graveyard to your hand.
  4. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count. Infinite magecraft triggers.

Korvold, Fae-Cursed King
2.60% of 15487 decks 402 decks
Slimefoot and Squee
3.16% of 7791 decks 246 decks
Meren of Clan Nel Toth
1.42% of 14905 decks 212 decks
Sméagol, Helpful Guide
2.66% of 5571 decks 148 decks
Grist, Voracious Larva
10.62% of 1026 decks 109 decks
Hogaak, Arisen Necropolis
5.50% of 1854 decks 102 decks
Chatterfang, Squirrel General
0.51% of 16546 decks 84 decks
Tayam, Luminous Enigma
1.00% of 5725 decks 57 decks
Grist, the Hunger Tide
0.76% of 5655 decks 43 decks
The Mycotyrant
0.61% of 6901 decks 42 decks
Prossh, Skyraider of Kher
0.74% of 5151 decks 38 decks
Dina, Soul Steeper
0.44% of 7676 decks 34 decks
Savra, Queen of the Golgari
1.18% of 2793 decks 33 decks
Sek'Kuar, Deathkeeper
2.49% of 1324 decks 33 decks
Sidisi, Brood Tyrant
0.53% of 6243 decks 33 decks
Karador, Ghost Chieftain
0.53% of 5443 decks 29 decks
Nethroi, Apex of Death
0.37% of 5695 decks 21 decks
Muldrotha, the Gravetide
0.14% of 15112 decks 21 decks
New Cards
Walk-In Closet // Forgotten Cellar
50% of 22 decks +23% synergy
Insidious Fungus
31% of 77 decks +25% synergy
Blazemire Verge
30% of 27 decks +8% synergy
Into the Pit
28% of 40 decks +20% synergy
Blasphemous Edict
27% of 11 decks -7% synergy
High Synergy Cards
Mayhem Devil
73% of 800 decks +63% synergy
Ignoble Hierarch
80% of 798 decks +55% synergy
Reanimate
65% of 2081 decks +50% synergy
Viscera Seer
59% of 2081 decks +50% synergy
Ashnod's Altar
55% of 2081 decks +48% synergy
Dockside Extortionist
59% of 800 decks +46% synergy
Goblin Bombardment
52% of 801 decks +46% synergy
Warren Soultrader
51% of 578 decks +44% synergy
Phyrexian Tower
50% of 2081 decks +41% synergy
Zulaport Cutthroat
51% of 2080 decks +41% synergy
Top Cards
Assassin's Trophy
65% of 2080 decks +35% synergy
Birds of Paradise
62% of 2081 decks +35% synergy
Swords to Plowshares
62% of 226 decks -1% synergy
Blood Artist
49% of 2080 decks +37% synergy
Diabolic Intent
49% of 2081 decks +40% synergy
Skullclamp
47% of 2081 decks +34% synergy
Pitiless Plunderer
46% of 2080 decks +39% synergy
Entomb
46% of 2081 decks +39% synergy
Sakura-Tribe Elder
46% of 2081 decks +27% synergy
Avacyn's Pilgrim
43% of 226 decks +28% synergy
Creatures
Accursed Marauder
42% of 349 decks +32% synergy
Deathrite Shaman
41% of 2080 decks +29% synergy
Elves of Deep Shadow
39% of 2081 decks +28% synergy
Elas il-Kor, Sadistic Pilgrim
39% of 202 decks +27% synergy
Saffi Eriksdotter
35% of 226 decks +34% synergy
Llanowar Elves
35% of 2081 decks +14% synergy
Karmic Guide
35% of 226 decks +30% synergy
Squee, the Immortal
35% of 800 decks +33% synergy
Carrion Feeder
34% of 2081 decks +29% synergy
Cruel Celebrant
34% of 226 decks +26% synergy
Sun Titan
34% of 226 decks +23% synergy
Wight of the Reliquary
33% of 623 decks +24% synergy
Imperial Recruiter
32% of 801 decks +26% synergy
Six
32% of 600 decks +25% synergy
Esper Sentinel
31% of 220 decks +11% synergy
Ragavan, Nimble Pilferer
30% of 798 decks +22% synergy
Reveillark
29% of 226 decks +27% synergy
Elvish Mystic
28% of 2080 decks +10% synergy
Bartolomé del Presidio
28% of 94 decks +21% synergy
Syr Konrad, the Grim
28% of 2079 decks +19% synergy
High-Society Hunter
27% of 11 decks +21% synergy
Delighted Halfling
27% of 1441 decks +13% synergy
Muldrotha, the Gravetide
26% of 119 decks +20% synergy
Orcish Bowmasters
26% of 1402 decks +15% synergy
Braids, Arisen Nightmare
26% of 1952 decks +18% synergy
Haywire Mite
25% of 1811 decks +21% synergy
Lurrus of the Dream-Den
25% of 226 decks +22% synergy
Overlord of the Balemurk
25% of 44 decks +15% synergy
Noble Hierarch
25% of 16 decks +9% synergy
Luminous Broodmoth
25% of 226 decks +23% synergy
Skirk Prospector
25% of 801 decks +22% synergy
Thassa's Oracle
24% of 119 decks +16% synergy
Tinder Wall
23% of 801 decks +20% synergy
Marionette Apprentice
23% of 578 decks +16% synergy
Sprouting Thrinax
23% of 801 decks +21% synergy
Renegade Rallier
23% of 226 decks +23% synergy
Reassembling Skeleton
23% of 2081 decks +19% synergy
Enduring Vitality
23% of 57 decks -2% synergy
Cankerbloom
23% of 1649 decks +16% synergy
Mirkwood Bats
22% of 1402 decks +10% synergy
Dauthi Voidwalker
22% of 2068 decks +14% synergy
Stitcher's Supplier
22% of 2080 decks +19% synergy
Grand Abolisher
22% of 226 decks +13% synergy
Fyndhorn Elves
21% of 2081 decks +8% synergy
Yawgmoth, Thran Physician
21% of 2080 decks +18% synergy
Professional Face-Breaker
21% of 784 decks +13% synergy
Chatterfang, Squirrel General
21% of 2068 decks +16% synergy
Mahadi, Emporium Master
21% of 763 decks +15% synergy
Simian Spirit Guide
20% of 801 decks +15% synergy
Crime Novelist
20% of 261 decks +17% synergy
Instants
Vampiric Tutor
42% of 2081 decks +24% synergy
Deflecting Swat
41% of 799 decks +25% synergy
Abrupt Decay
39% of 2080 decks +29% synergy
Worldly Tutor
38% of 2081 decks +24% synergy
Dark Ritual
38% of 2081 decks +15% synergy
Path to Exile
37% of 226 decks -8% synergy
Counterspell
37% of 119 decks -6% synergy
Pyroblast
34% of 801 decks +28% synergy
Beast Within
34% of 2081 decks -5% synergy
Red Elemental Blast
32% of 801 decks +26% synergy
Eladamri's Call
30% of 226 decks +18% synergy
Enlightened Tutor
29% of 226 decks +11% synergy
Deadly Dispute
28% of 2060 decks +17% synergy
Heroic Intervention
27% of 2080 decks -3% synergy
Village Rites
27% of 2077 decks +17% synergy
Noxious Revival
26% of 2081 decks +21% synergy
Veil of Summer
25% of 2079 decks +19% synergy
Anguished Unmaking
23% of 226 decks -1% synergy
Crop Rotation
23% of 2081 decks +13% synergy
An Offer You Can't Refuse
22% of 111 decks +1% synergy
Mystical Tutor
21% of 119 decks +6% synergy
Cyclonic Rift
21% of 119 decks -7% synergy
Saw in Half
20% of 1874 decks +17% synergy
Artifact Mutation
20% of 801 decks +15% synergy
Teferi's Protection
19% of 226 decks -1% synergy
Fierce Guardianship
19% of 119 decks +1% synergy
Culling the Weak
19% of 2081 decks +15% synergy
Negate
18% of 119 decks -4% synergy
Chaos Warp
18% of 801 decks -14% synergy
Deadly Rollick
18% of 2077 decks +7% synergy
Nature's Claim
18% of 2081 decks +8% synergy
Swan Song
17% of 119 decks +0% synergy
Revitalizing Repast
15% of 578 decks +2% synergy
Grisly Salvage
14% of 2080 decks +9% synergy
Terminate
14% of 801 decks -7% synergy
Brainstorm
14% of 119 decks -7% synergy
Malakir Rebirth
14% of 2076 decks +6% synergy
Corrupted Conviction
14% of 1516 decks +8% synergy
Force of Negation
13% of 119 decks +4% synergy
Force of Will
13% of 119 decks +2% synergy
Silence
13% of 226 decks +7% synergy
Fell the Profane
13% of 578 decks +1% synergy
Flare of Duplication
12% of 173 decks +8% synergy
Lightning Bolt
12% of 801 decks +1% synergy
Frantic Search
12% of 119 decks -0% synergy
Mana Drain
12% of 119 decks -3% synergy
Withering Torment
12% of 60 decks -10% synergy
Cosmic Rebirth
11% of 134 decks +8% synergy
Chord of Calling
11% of 2081 decks +5% synergy
Cabal Ritual
11% of 2081 decks +6% synergy
Sorceries
Demonic Tutor
47% of 2081 decks +25% synergy
Victimize
43% of 2081 decks +31% synergy
Gamble
35% of 801 decks +25% synergy
Toxic Deluge
31% of 2080 decks +14% synergy
Buried Alive
29% of 2081 decks +24% synergy
Faithless Looting
29% of 801 decks +12% synergy
Blasphemous Act
28% of 801 decks -5% synergy
Eldritch Evolution
28% of 2080 decks +23% synergy
Culling Ritual
28% of 2074 decks +17% synergy
Rise of the Witch-king
26% of 1264 decks +20% synergy
Dread Return
26% of 2081 decks +21% synergy
Nature's Lore
26% of 2081 decks -6% synergy
Jeska's Will
24% of 798 decks +7% synergy
Sevinne's Reclamation
23% of 226 decks +16% synergy
Living Death
23% of 2081 decks +18% synergy
Three Visits
21% of 2081 decks -4% synergy
Damn
21% of 220 decks +4% synergy
Farseek
20% of 2081 decks -14% synergy
Finale of Devastation
19% of 2080 decks +11% synergy
Eerie Ultimatum
19% of 226 decks +6% synergy
Cultivate
19% of 2081 decks -28% synergy
Twinflame
18% of 800 decks +15% synergy
Flare of Cultivation
16% of 697 decks +13% synergy
Squirming Emergence
16% of 926 decks +12% synergy
Life from the Loam
15% of 2081 decks +11% synergy
Windfall
15% of 119 decks +2% synergy
Rampant Growth
15% of 2081 decks -20% synergy
Green Sun's Zenith
14% of 2081 decks +8% synergy
Bala Ged Recovery
14% of 2076 decks +5% synergy
Helping Hand
14% of 87 decks +13% synergy
Imperial Seal
13% of 2081 decks +7% synergy
Beseech the Mirror
13% of 1098 decks +9% synergy
Unmarked Grave
13% of 2068 decks +10% synergy
Persist
13% of 2068 decks +10% synergy
Damnation
12% of 2081 decks +4% synergy
Chain of Smog
12% of 2081 decks +11% synergy
Wheel of Fortune
12% of 801 decks +7% synergy
Life // Death
11% of 2081 decks +10% synergy
Agadeem's Awakening
11% of 2076 decks +7% synergy
Season of Loss
10% of 193 decks +8% synergy
Kodama's Reach
10% of 2081 decks -21% synergy
Recommission
10% of 185 decks +10% synergy
Sam's Desperate Rescue
10% of 1189 decks +8% synergy
Lively Dirge
9% of 655 decks +7% synergy
Neoform
9% of 119 decks +4% synergy
Grim Tutor
9% of 2081 decks +4% synergy
Vandalblast
9% of 800 decks -8% synergy
Claim the Precious
8% of 1212 decks +7% synergy
Breach the Multiverse
8% of 1569 decks +3% synergy
Coiling Rebirth
8% of 146 decks +4% synergy
Utility Artifacts
Altar of Dementia
33% of 2081 decks +30% synergy
Lightning Greaves
22% of 2081 decks -3% synergy
Hedge Shredder
18% of 94 decks +11% synergy
Birthing Pod
16% of 2081 decks +13% synergy
The One Ring
16% of 1557 decks +7% synergy
Wishclaw Talisman
13% of 2079 decks +7% synergy
Conduit of Worlds
12% of 1691 decks +5% synergy
Swiftfoot Boots
11% of 2081 decks -17% synergy
Crucible of Worlds
8% of 2081 decks +6% synergy
Bolas's Citadel
8% of 2080 decks -1% synergy
The Reaver Cleaver
8% of 743 decks +4% synergy
Mesmeric Orb
8% of 2081 decks +6% synergy
Bootleggers' Stash
6% of 2022 decks +4% synergy
Enchantments
High Noon
43% of 7 decks +41% synergy
Animate Dead
42% of 2081 decks +33% synergy
Mystic Remora
40% of 119 decks +22% synergy
Insidious Roots
34% of 755 decks +25% synergy
Rhystic Study
32% of 119 decks +4% synergy
Ripples of Undeath
30% of 443 decks +23% synergy
Underworld Breach
29% of 800 decks +23% synergy
Chthonian Nightmare
25% of 623 decks +22% synergy
Sylvan Library
25% of 2081 decks +13% synergy
Rhythm of the Wild
18% of 800 decks -6% synergy
Abzan Ascendancy
16% of 226 decks +15% synergy
Promise of Bunrei
16% of 226 decks +16% synergy
Impact Tremors
16% of 800 decks +6% synergy
Bastion of Remembrance
16% of 2077 decks +9% synergy
Smothering Tithe
15% of 226 decks -10% synergy
The Meathook Massacre
15% of 2057 decks +10% synergy
Moldervine Reclamation
15% of 2079 decks +5% synergy
Alchemist's Talent
13% of 47 decks +9% synergy
Funeral Room // Awakening Hall
13% of 94 decks +7% synergy
Grave Pact
12% of 2081 decks +8% synergy
Necromancy
12% of 2081 decks +9% synergy
Aura Shards
12% of 226 decks +3% synergy
Swift Reconfiguration
12% of 213 decks +10% synergy
Food Chain
12% of 2081 decks +10% synergy
Birthing Ritual
11% of 463 decks +10% synergy
Dictate of Erebos
11% of 2080 decks +7% synergy
Call of the Ring
11% of 1444 decks +7% synergy
Intruder Alarm
11% of 119 decks +9% synergy
Greater Good
11% of 2081 decks +6% synergy
Black Market Connections
11% of 1991 decks -0% synergy
Phyrexian Arena
11% of 2081 decks -4% synergy
Wild Growth
10% of 2081 decks -1% synergy
Carpet of Flowers
10% of 2081 decks +6% synergy
Secrets of the Dead
9% of 119 decks +8% synergy
Sultai Ascendancy
9% of 119 decks +7% synergy
Survival of the Fittest
9% of 2081 decks +7% synergy
Necropotence
8% of 2081 decks +3% synergy
Virtue of Knowledge
8% of 60 decks +5% synergy
Riveteers Ascendancy
8% of 784 decks +4% synergy
Parallel Lives
8% of 2081 decks +1% synergy
Awakening Zone
8% of 2081 decks +6% synergy
Scavenger's Talent
8% of 162 decks +5% synergy
Bitterblossom
8% of 2081 decks +4% synergy
Golgari Germination
8% of 2081 decks +6% synergy
Phyrexian Reclamation
8% of 2081 decks +4% synergy
Doubling Season
8% of 2081 decks -1% synergy
Death's Oasis
8% of 226 decks +7% synergy
Polluted Cistern // Dim Oubliette
8% of 40 decks +2% synergy
Meathook Massacre II
7% of 94 decks +2% synergy
Deafening Silence
7% of 226 decks +4% synergy
Battles
Invasion of Ikoria
8% of 1516 decks +3% synergy
Planeswalkers
Grist, the Hunger Tide
15% of 2068 decks +12% synergy
Ashiok, Dream Render
10% of 119 decks +6% synergy
Tyvar, Jubilant Brawler
9% of 1691 decks +4% synergy
Jace, Wielder of Mysteries
8% of 119 decks +5% synergy
Liliana, Dreadhorde General
6% of 2080 decks +2% synergy
Tamiyo, Collector of Tales
5% of 119 decks +4% synergy
Narset, Parter of Veils
5% of 119 decks -0% synergy
Oko, Thief of Crowns
5% of 119 decks -1% synergy
Utility Lands
Yavimaya, Cradle of Growth
41% of 2068 decks +32% synergy
Urborg, Tomb of Yawgmoth
41% of 2081 decks +31% synergy
Boseiju, Who Endures
38% of 2039 decks +19% synergy
Bojuka Bog
32% of 2081 decks +2% synergy
Shifting Woodland
32% of 578 decks +22% synergy
Takenuma, Abandoned Mire
30% of 2039 decks +19% synergy
Otawara, Soaring City
25% of 113 decks +8% synergy
Ancient Tomb
22% of 2081 decks +12% synergy
High Market
19% of 2081 decks +16% synergy
Reliquary Tower
18% of 2081 decks -12% synergy
Cabal Coffers
17% of 2081 decks +6% synergy
Dryad Arbor
14% of 2081 decks +9% synergy
Field of the Dead
12% of 2079 decks +9% synergy
Dakmor Salvage
11% of 2081 decks +9% synergy
Spymaster's Vault
11% of 578 decks +7% synergy
Gaea's Cradle
11% of 2081 decks +5% synergy
Urza's Saga
10% of 2068 decks +3% synergy
Gavony Township
10% of 226 decks +1% synergy
Eiganjo, Seat of the Empire
9% of 213 decks -0% synergy
Mystic Sanctuary
8% of 119 decks -5% synergy
Grim Backwoods
7% of 2081 decks +3% synergy
Cephalid Coliseum
7% of 119 decks +4% synergy
Rogue's Passage
6% of 2080 decks -13% synergy
Emergence Zone
6% of 2080 decks +4% synergy
Three Tree City
6% of 215 decks -4% synergy
Strip Mine
6% of 2081 decks +3% synergy
Treasure Vault
5% of 2060 decks +3% synergy
Castle Locthwain
5% of 2079 decks -0% synergy
Sokenzan, Crucible of Defiance
5% of 791 decks +0% synergy
Mana Artifacts
Sol Ring
88% of 2081 decks +3% synergy
Arcane Signet
67% of 2079 decks -5% synergy
Talisman of Resilience
22% of 2080 decks +10% synergy
Lotus Petal
21% of 2081 decks +15% synergy
Mana Crypt
20% of 2081 decks +11% synergy
Talisman of Indulgence
19% of 801 decks -7% synergy
Talisman of Dominance
16% of 119 decks -15% synergy
Chrome Mox
15% of 2081 decks +8% synergy
Fellwar Stone
15% of 2081 decks -7% synergy
Golgari Signet
13% of 2081 decks +1% synergy
Talisman of Impulse
13% of 801 decks +5% synergy
Jeweled Lotus
13% of 2076 decks +7% synergy
Talisman of Curiosity
13% of 119 decks +0% synergy
Mana Vault
12% of 2081 decks +6% synergy
Talisman of Hierarchy
12% of 226 decks -13% synergy
Talisman of Unity
9% of 226 decks +2% synergy
Mox Diamond
9% of 2081 decks +5% synergy
Orzhov Signet
8% of 226 decks -20% synergy
Dimir Signet
7% of 119 decks -23% synergy
Selesnya Signet
6% of 226 decks -3% synergy
Mox Opal
6% of 2081 decks +1% synergy
Commander's Sphere
6% of 2080 decks -10% synergy
Inherited Envelope
5% of 1189 decks +5% synergy
Rakdos Signet
5% of 801 decks -24% synergy
Thought Vessel
5% of 2080 decks -12% synergy
Lands
Command Tower
92% of 2081 decks +18% synergy
Stomping Ground
80% of 801 decks +38% synergy
Overgrown Tomb
77% of 2081 decks +34% synergy
Blood Crypt
77% of 801 decks +38% synergy
Temple Garden
73% of 226 decks +32% synergy
Godless Shrine
73% of 226 decks +32% synergy
Watery Grave
68% of 119 decks +27% synergy
Verdant Catacombs
65% of 2081 decks +54% synergy
Breeding Pool
63% of 119 decks +22% synergy
Undergrowth Stadium
58% of 2076 decks +32% synergy
Indatha Triome
58% of 226 decks +26% synergy
Ziatora's Proving Ground
55% of 784 decks +23% synergy
Spara's Headquarters
54% of 13 decks +22% synergy
Zagoth Triome
53% of 119 decks +22% synergy
Spire Garden
51% of 800 decks +26% synergy
Luxury Suite
51% of 800 decks +24% synergy
Savai Triome
50% of 20 decks +23% synergy
Ketria Triome
50% of 16 decks +17% synergy
Sacred Foundry
50% of 20 decks +14% synergy
Llanowar Wastes
48% of 2081 decks +23% synergy
Woodland Cemetery
48% of 2081 decks +20% synergy
Jetmir's Garden
47% of 17 decks +14% synergy
Bountiful Promenade
41% of 226 decks +17% synergy
Underground Mortuary
41% of 806 decks +24% synergy
Vault of Champions
40% of 225 decks +14% synergy
Raugrin Triome
38% of 13 decks +12% synergy
Xander's Lounge
38% of 13 decks +11% synergy
Raffine's Tower
38% of 13 decks +10% synergy
Exotic Orchard
38% of 2081 decks +3% synergy
Yavimaya Coast
38% of 119 decks +11% synergy
Hedge Maze
38% of 40 decks +23% synergy
Steam Vents
38% of 16 decks -2% synergy
Hallowed Fountain
38% of 16 decks -3% synergy
Morphic Pool
35% of 119 decks +9% synergy
Bloodstained Mire
35% of 2081 decks +25% synergy
Rejuvenating Springs
35% of 118 decks +6% synergy
Wooded Foothills
35% of 2081 decks +25% synergy
Lush Portico
33% of 75 decks +21% synergy
Marsh Flats
32% of 2081 decks +21% synergy
Shadowy Backstreet
32% of 75 decks +19% synergy
Badlands
30% of 801 decks +17% synergy
Caves of Koilos
30% of 226 decks +2% synergy
Dragonskull Summit
30% of 801 decks -1% synergy
Taiga
29% of 801 decks +16% synergy
Deathcap Glade
29% of 2045 decks +15% synergy
Misty Rainforest
29% of 2081 decks +17% synergy
Windswept Heath
29% of 2081 decks +18% synergy
Underground River
28% of 119 decks +8% synergy
Drowned Catacomb
28% of 119 decks +2% synergy
Hinterland Harbor
28% of 119 decks +1% synergy