Unearth + Eternal Witness + Phyrexian Altar

Unearth
Eternal Witness
Phyrexian Altar

Requires
Unearth must be in hand. Eternal Witness must be on the battlefield. Phyrexian Altar must be on the battlefield.
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.

Grist, Voracious Larva
11.49% of 783 decks 90 decks
Hogaak, Arisen Necropolis
5.98% of 1755 decks 105 decks
Slimefoot and Squee
3.17% of 7189 decks 228 decks
Korvold, Fae-Cursed King
2.79% of 15244 decks 426 decks
Sméagol, Helpful Guide
2.79% of 5046 decks 141 decks
Meren of Clan Nel Toth
1.53% of 14243 decks 218 decks
Tayam, Luminous Enigma
1.11% of 5306 decks 59 decks
Grist, the Hunger Tide
0.80% of 5485 decks 44 decks
Chatterfang, Squirrel General
0.53% of 15777 decks 83 decks
New Cards
Insidious Fungus
100% of 3 decks +96% synergy
Agate Instigator
31% of 13 decks +22% synergy
Swarmyard Massacre
21% of 33 decks +14% synergy
Bloodroot Apothecary
21% of 33 decks +17% synergy
Camellia, the Seedmiser
17% of 92 decks +14% synergy
High Synergy Cards
Ignoble Hierarch
81% of 801 decks +78% synergy
Mayhem Devil
74% of 803 decks +72% synergy
Dockside Extortionist
68% of 803 decks +61% synergy
Assassin's Trophy
64% of 2065 decks +58% synergy
Reanimate
64% of 2066 decks +57% synergy
Viscera Seer
60% of 2066 decks +55% synergy
Birds of Paradise
62% of 2066 decks +50% synergy
Warren Soultrader
53% of 419 decks +49% synergy
Goblin Bombardment
52% of 804 decks +48% synergy
Ashnod's Altar
55% of 2066 decks +47% synergy
Top Cards
Swords to Plowshares
61% of 235 decks +33% synergy
Accursed Marauder
51% of 205 decks +45% synergy
Zulaport Cutthroat
51% of 2065 decks +45% synergy
Blood Artist
50% of 2065 decks +44% synergy
Diabolic Intent
48% of 2066 decks +44% synergy
Skullclamp
46% of 2066 decks +34% synergy
Sakura-Tribe Elder
46% of 2066 decks +37% synergy
Pitiless Plunderer
45% of 2065 decks +41% synergy
Entomb
44% of 2066 decks +41% synergy
Avacyn's Pilgrim
44% of 235 decks +41% synergy
Creatures
Deathrite Shaman
41% of 2065 decks +39% synergy
Elves of Deep Shadow
39% of 2066 decks +37% synergy
Elas il-Kor, Sadistic Pilgrim
38% of 201 decks +35% synergy
Karmic Guide
37% of 235 decks +34% synergy
Saffi Eriksdotter
36% of 235 decks +35% synergy
Llanowar Elves
36% of 2066 decks +26% synergy
Cruel Celebrant
35% of 235 decks +33% synergy
Carrion Feeder
34% of 2066 decks +31% synergy
Sun Titan
34% of 235 decks +29% synergy
Imperial Recruiter
34% of 804 decks +31% synergy
Squee, the Immortal
34% of 803 decks +33% synergy
Six
33% of 442 decks +29% synergy
Esper Sentinel
33% of 229 decks +24% synergy
Wight of the Reliquary
32% of 463 decks +30% synergy
Reveillark
31% of 235 decks +30% synergy
Ragavan, Nimble Pilferer
29% of 801 decks +25% synergy
Delighted Halfling
28% of 1293 decks +21% synergy
Elvish Mystic
28% of 2065 decks +20% synergy
Bartolomé del Presidio
28% of 80 decks +26% synergy
Syr Konrad, the Grim
27% of 2064 decks +23% synergy
Thassa's Oracle
27% of 121 decks +24% synergy
Muldrotha, the Gravetide
26% of 121 decks +26% synergy
Braids, Arisen Nightmare
26% of 1874 decks +22% synergy
Orcish Bowmasters
26% of 1255 decks +20% synergy
Haywire Mite
26% of 1635 decks +24% synergy
Skirk Prospector
25% of 804 decks +24% synergy
The Necrobloom
25% of 24 decks +25% synergy
Noble Hierarch
25% of 16 decks +23% synergy
Luminous Broodmoth
25% of 235 decks +24% synergy
Marionette Apprentice
24% of 419 decks +20% synergy
Tinder Wall
24% of 804 decks +23% synergy
Cankerbloom
24% of 1501 decks +20% synergy
Lurrus of the Dream-Den
24% of 235 decks +23% synergy
Dauthi Voidwalker
23% of 2052 decks +19% synergy
Fyndhorn Elves
23% of 2066 decks +16% synergy
Renegade Rallier
23% of 235 decks +22% synergy
Mirkwood Bats
23% of 1255 decks +16% synergy
Mahadi, Emporium Master
22% of 751 decks +21% synergy
Professional Face-Breaker
22% of 782 decks +18% synergy
Reassembling Skeleton
22% of 2066 decks +20% synergy
Grand Abolisher
22% of 235 decks +18% synergy
Crime Novelist
22% of 213 decks +20% synergy
Sprouting Thrinax
22% of 804 decks +21% synergy
Stitcher's Supplier
21% of 2065 decks +20% synergy
Chatterfang, Squirrel General
21% of 2052 decks +20% synergy
Dualcaster Mage
21% of 803 decks +18% synergy
Plaguecrafter
21% of 2065 decks +18% synergy
Yawgmoth, Thran Physician
20% of 2065 decks +18% synergy
Tireless Provisioner
20% of 2052 decks +15% synergy
Zirda, the Dawnwaker
20% of 20 decks +19% synergy
Instants
Vampiric Tutor
41% of 2066 decks +32% synergy
Deflecting Swat
41% of 802 decks +33% synergy
Abrupt Decay
39% of 2065 decks +37% synergy
Path to Exile
38% of 235 decks +17% synergy
Worldly Tutor
37% of 2066 decks +31% synergy
Dark Ritual
37% of 2066 decks +26% synergy
Counterspell
35% of 121 decks +14% synergy
Pyroblast
34% of 804 decks +31% synergy
Beast Within
34% of 2066 decks +15% synergy
Red Elemental Blast
32% of 804 decks +29% synergy
Eladamri's Call
31% of 235 decks +28% synergy
Enlightened Tutor
29% of 235 decks +21% synergy
Deadly Dispute
27% of 2042 decks +22% synergy
Village Rites
27% of 2062 decks +22% synergy
Noxious Revival
27% of 2066 decks +24% synergy
Heroic Intervention
27% of 2065 decks +13% synergy
Veil of Summer
26% of 2064 decks +23% synergy
Anguished Unmaking
26% of 235 decks +20% synergy
Crop Rotation
23% of 2066 decks +19% synergy
Cyclonic Rift
22% of 121 decks +8% synergy
Mystical Tutor
21% of 121 decks +14% synergy
An Offer You Can't Refuse
21% of 112 decks +11% synergy
Teferi's Protection
20% of 235 decks +11% synergy
Saw in Half
20% of 1722 decks +18% synergy
Fierce Guardianship
20% of 121 decks +11% synergy
Nature's Claim
19% of 2066 decks +14% synergy
Culling the Weak
19% of 2066 decks +17% synergy
Chaos Warp
19% of 804 decks +3% synergy
Artifact Mutation
19% of 804 decks +18% synergy
Deadly Rollick
17% of 2062 decks +12% synergy
Swan Song
17% of 121 decks +8% synergy
Negate
17% of 121 decks +5% synergy
Brainstorm
16% of 121 decks +5% synergy
Terminate
15% of 804 decks +11% synergy
Force of Will
15% of 121 decks +9% synergy
Revitalizing Repast
15% of 419 decks +12% synergy
Malakir Rebirth
14% of 2061 decks +10% synergy
Grisly Salvage
14% of 2065 decks +13% synergy
Silence
14% of 235 decks +11% synergy
Fell the Profane
14% of 419 decks +7% synergy
Corrupted Conviction
13% of 1367 decks +10% synergy
Force of Negation
13% of 121 decks +9% synergy
Frantic Search
13% of 121 decks +7% synergy
Lightning Bolt
13% of 804 decks +7% synergy
Mana Drain
12% of 121 decks +5% synergy
Flare of Duplication
12% of 123 decks +10% synergy
Cosmic Rebirth
12% of 121 decks +11% synergy
Chord of Calling
11% of 2066 decks +8% synergy
Putrefy
11% of 2066 decks +7% synergy
Pact of Negation
11% of 121 decks +7% synergy
Sorceries
Demonic Tutor
47% of 2066 decks +36% synergy
Victimize
42% of 2066 decks +36% synergy
Gamble
34% of 804 decks +30% synergy
Toxic Deluge
31% of 2065 decks +22% synergy
Blasphemous Act
28% of 804 decks +12% synergy
Buried Alive
28% of 2066 decks +26% synergy
Eldritch Evolution
28% of 2065 decks +26% synergy
Culling Ritual
28% of 2059 decks +26% synergy
Faithless Looting
27% of 804 decks +19% synergy
Jeska's Will
26% of 801 decks +17% synergy
Dread Return
26% of 2066 decks +23% synergy
Nature's Lore
25% of 2066 decks +11% synergy
Rise of the Witch-king
24% of 1255 decks +23% synergy
Living Death
23% of 2066 decks +20% synergy
Sevinne's Reclamation
22% of 235 decks +19% synergy
Damn
21% of 229 decks +18% synergy
Three Visits
21% of 2066 decks +9% synergy
Farseek
21% of 2066 decks +4% synergy
Cultivate
19% of 2066 decks -3% synergy
Finale of Devastation
19% of 2065 decks +15% synergy
Eerie Ultimatum
19% of 235 decks +17% synergy
Twinflame
19% of 803 decks +17% synergy
Season of Loss
17% of 77 decks +14% synergy
Squirming Emergence
16% of 764 decks +16% synergy
Flare of Cultivation
16% of 538 decks +15% synergy
Windfall
16% of 121 decks +9% synergy
Helping Hand
15% of 72 decks +15% synergy
Rampant Growth
15% of 2066 decks -1% synergy
Green Sun's Zenith
15% of 2066 decks +12% synergy
Life from the Loam
15% of 2066 decks +13% synergy
Bala Ged Recovery
14% of 2061 decks +10% synergy
Beseech the Mirror
14% of 946 decks +11% synergy
Coiling Rebirth
13% of 46 decks +10% synergy
Imperial Seal
13% of 2066 decks +10% synergy
Persist
13% of 2052 decks +12% synergy
Damnation
13% of 2066 decks +8% synergy
Unmarked Grave
12% of 2052 decks +11% synergy
Chain of Smog
12% of 2066 decks +11% synergy
Life // Death
12% of 2066 decks +11% synergy
Wheel of Fortune
12% of 804 decks +9% synergy
Agadeem's Awakening
11% of 2061 decks +9% synergy
Recommission
11% of 167 decks +10% synergy
Kodama's Reach
11% of 2066 decks -4% synergy
Sam's Desperate Rescue
11% of 1038 decks +10% synergy
Lively Dirge
10% of 499 decks +9% synergy
Vandalblast
10% of 803 decks +2% synergy
Neoform
10% of 121 decks +9% synergy
Grim Tutor
10% of 2066 decks +7% synergy
Claim the Precious
9% of 1053 decks +8% synergy
Breach the Multiverse
8% of 1422 decks +5% synergy
Utility Artifacts
Altar of Dementia
33% of 2066 decks +30% synergy
Lightning Greaves
23% of 2066 decks -3% synergy
The One Ring
16% of 1409 decks +7% synergy
Birthing Pod
15% of 2066 decks +14% synergy
Wishclaw Talisman
13% of 2064 decks +10% synergy
Swiftfoot Boots
12% of 2066 decks -16% synergy
Conduit of Worlds
12% of 1544 decks +8% synergy
Bolas's Citadel
9% of 2065 decks +4% synergy
The Reaver Cleaver
9% of 719 decks +7% synergy
Crucible of Worlds
9% of 2066 decks +6% synergy
Mesmeric Orb
7% of 2066 decks +5% synergy
Bootleggers' Stash
7% of 1986 decks +5% synergy
Enchantments
Animate Dead
42% of 2066 decks +37% synergy
Mystic Remora
41% of 121 decks +33% synergy
Insidious Roots
35% of 599 decks +33% synergy
Rhystic Study
34% of 121 decks +20% synergy
Ripples of Undeath
34% of 293 decks +30% synergy
Underworld Breach
29% of 803 decks +26% synergy
Chthonian Nightmare
27% of 463 decks +25% synergy
Sylvan Library
26% of 2066 decks +20% synergy
Rhythm of the Wild
19% of 803 decks +14% synergy
Abzan Ascendancy
18% of 235 decks +18% synergy
Bastion of Remembrance
16% of 2062 decks +13% synergy
Promise of Bunrei
15% of 235 decks +15% synergy
Impact Tremors
15% of 803 decks +10% synergy
Moldervine Reclamation
15% of 2064 decks +13% synergy
The Meathook Massacre
15% of 2034 decks +12% synergy
Smothering Tithe
14% of 235 decks +2% synergy
Birthing Ritual
14% of 315 decks +13% synergy
Aura Shards
13% of 235 decks +11% synergy
Scavenger's Talent
13% of 46 decks +10% synergy
Grave Pact
12% of 2066 decks +10% synergy
Dictate of Erebos
12% of 2065 decks +10% synergy
Swift Reconfiguration
12% of 221 decks +11% synergy
Call of the Ring
12% of 1296 decks +9% synergy
Necromancy
12% of 2066 decks +10% synergy
Food Chain
11% of 2066 decks +11% synergy
Black Market Connections
11% of 1939 decks +5% synergy
Greater Good
11% of 2066 decks +8% synergy
Phyrexian Arena
10% of 2066 decks +3% synergy
Carpet of Flowers
10% of 2066 decks +8% synergy
Intruder Alarm
10% of 121 decks +9% synergy
Wild Growth
10% of 2066 decks +5% synergy
Sultai Ascendancy
9% of 121 decks +9% synergy
Secrets of the Dead
9% of 121 decks +9% synergy
Riveteers Ascendancy
9% of 782 decks +9% synergy
Innkeeper's Talent
9% of 67 decks +3% synergy
Awakening Zone
9% of 2066 decks +8% synergy
Survival of the Fittest
9% of 2066 decks +8% synergy
Deafening Silence
9% of 235 decks +7% synergy
Necropotence
8% of 2066 decks +6% synergy
Parallel Lives
8% of 2066 decks +5% synergy
Bitterblossom
8% of 2066 decks +6% synergy
Phyrexian Reclamation
8% of 2066 decks +6% synergy
Virtue of Knowledge
8% of 52 decks +6% synergy
Death's Oasis
8% of 235 decks +8% synergy
Seal of Removal
7% of 121 decks +7% synergy
Doubling Season
7% of 2066 decks +3% synergy
Journey to Eternity
7% of 2065 decks +6% synergy
Golgari Germination
7% of 2066 decks +7% synergy
Rooftop Storm
7% of 121 decks +6% synergy
Blind Obedience
6% of 235 decks +3% synergy
Battles
Invasion of Ikoria
9% of 1367 decks +6% synergy
Planeswalkers
Grist, the Hunger Tide
14% of 2052 decks +14% synergy
Ashiok, Dream Render
11% of 121 decks +10% synergy
Jace, Wielder of Mysteries
10% of 121 decks +8% synergy
Tyvar, Jubilant Brawler
9% of 1544 decks +8% synergy
Liliana, Dreadhorde General
6% of 2065 decks +4% synergy
Utility Lands
Phyrexian Tower
48% of 2066 decks +44% synergy
Yavimaya, Cradle of Growth
40% of 2052 decks +31% synergy
Urborg, Tomb of Yawgmoth
40% of 2066 decks +30% synergy
Boseiju, Who Endures
38% of 2014 decks +28% synergy
Shifting Woodland
32% of 419 decks +27% synergy
Bojuka Bog
31% of 2066 decks +16% synergy
Takenuma, Abandoned Mire
30% of 2014 decks +24% synergy
Otawara, Soaring City
26% of 115 decks +18% synergy
Ancient Tomb
22% of 2066 decks +12% synergy
High Market
20% of 2066 decks +16% synergy
Reliquary Tower
18% of 2066 decks -11% synergy
Cabal Coffers
17% of 2066 decks +11% synergy
Dryad Arbor
13% of 2066 decks +11% synergy
Field of the Dead
12% of 2064 decks +9% synergy
Spymaster's Vault
11% of 419 decks +9% synergy
Dakmor Salvage
11% of 2066 decks +10% synergy
Gavony Township
11% of 235 decks +9% synergy
Gaea's Cradle
10% of 2066 decks +8% synergy
Urza's Saga
10% of 2052 decks +3% synergy
Eiganjo, Seat of the Empire
9% of 221 decks +5% synergy
Grim Backwoods
7% of 2066 decks +6% synergy
Mystic Sanctuary
7% of 121 decks +0% synergy
Rogue's Passage
6% of 2065 decks -13% synergy
Emergence Zone
6% of 2065 decks +4% synergy
Strip Mine
6% of 2066 decks +3% synergy
Cephalid Coliseum
6% of 121 decks +5% synergy
Treasure Vault
5% of 2042 decks +3% synergy
Sokenzan, Crucible of Defiance
5% of 790 decks +3% synergy
Mana Artifacts
Sol Ring
88% of 2066 decks +3% synergy
Arcane Signet
67% of 2064 decks -5% synergy
Mana Crypt
23% of 2066 decks +12% synergy
Lotus Petal
22% of 2066 decks +16% synergy
Talisman of Resilience
21% of 2065 decks +19% synergy
Talisman of Indulgence
19% of 804 decks +13% synergy
Talisman of Dominance
16% of 121 decks +8% synergy
Chrome Mox
15% of 2066 decks +9% synergy
Jeweled Lotus
15% of 2061 decks +8% synergy
Fellwar Stone
15% of 2066 decks -6% synergy
Golgari Signet
14% of 2066 decks +11% synergy
Talisman of Impulse
13% of 804 decks +12% synergy
Mana Vault
12% of 2066 decks +6% synergy
Talisman of Curiosity
12% of 121 decks +9% synergy
Talisman of Hierarchy
11% of 235 decks +6% synergy
Mox Diamond
9% of 2066 decks +5% synergy
Talisman of Unity
8% of 235 decks +7% synergy
Orzhov Signet
7% of 235 decks +1% synergy
Dimir Signet
7% of 121 decks -1% synergy
Selesnya Signet
6% of 235 decks +4% synergy
Commander's Sphere
6% of 2065 decks -10% synergy
Mox Opal
6% of 2066 decks +2% synergy
Inherited Envelope
6% of 1038 decks +5% synergy
Rakdos Signet
6% of 804 decks -1% synergy
Simic Signet
6% of 121 decks +2% synergy
Thought Vessel
5% of 2065 decks -11% synergy
Lands
Command Tower
91% of 2066 decks +18% synergy
Stomping Ground
80% of 804 decks +71% synergy
Overgrown Tomb
76% of 2066 decks +67% synergy
Blood Crypt
76% of 804 decks +67% synergy
Temple Garden
71% of 235 decks +63% synergy
Godless Shrine
71% of 235 decks +62% synergy
Watery Grave
67% of 121 decks +57% synergy
Verdant Catacombs
65% of 2066 decks +53% synergy
Breeding Pool
62% of 121 decks +53% synergy
Undergrowth Stadium
57% of 2061 decks +51% synergy
Indatha Triome
56% of 235 decks +52% synergy
Ziatora's Proving Ground
55% of 782 decks +52% synergy
Zagoth Triome
54% of 121 decks +50% synergy
Luxury Suite
51% of 803 decks +44% synergy
Spire Garden
50% of 803 decks +45% synergy
Sacred Foundry
50% of 20 decks +42% synergy
Llanowar Wastes
48% of 2066 decks +43% synergy
Woodland Cemetery
46% of 2066 decks +41% synergy
Spara's Headquarters
46% of 13 decks +42% synergy
Savai Triome
45% of 20 decks +42% synergy
Ketria Triome
44% of 16 decks +40% synergy
Steam Vents
44% of 16 decks +35% synergy
Hallowed Fountain
44% of 16 decks +35% synergy
Hedge Maze
42% of 31 decks +39% synergy
Underground Mortuary
42% of 650 decks +38% synergy
Bountiful Promenade
41% of 235 decks +36% synergy
Vault of Champions
40% of 234 decks +34% synergy
Exotic Orchard
39% of 2066 decks +4% synergy
Yavimaya Coast
39% of 121 decks +33% synergy
Xander's Lounge
38% of 13 decks +35% synergy
Raffine's Tower
38% of 13 decks +35% synergy
Morphic Pool
38% of 121 decks +31% synergy
Twisted Landscape
37% of 60 decks +34% synergy
Rejuvenating Springs
37% of 120 decks +30% synergy
Jetmir's Garden
35% of 17 decks +31% synergy
Lush Portico
35% of 60 decks +32% synergy
Bloodstained Mire
34% of 2066 decks +24% synergy
Wooded Foothills
34% of 2066 decks +24% synergy
Raugrin Triome
33% of 12 decks +30% synergy
Marsh Flats
33% of 2066 decks +21% synergy
Shadowy Backstreet
32% of 60 decks +29% synergy
Caves of Koilos
31% of 235 decks +25% synergy
Badlands
30% of 804 decks +27% synergy
Deceptive Landscape
29% of 17 decks +28% synergy
Deathcap Glade
29% of 2020 decks +26% synergy
Taiga
29% of 804 decks +26% synergy
Misty Rainforest
29% of 2066 decks +17% synergy
Dragonskull Summit
28% of 804 decks +22% synergy
Isolated Chapel
28% of 235 decks +22% synergy
Windswept Heath
28% of 2066 decks +18% synergy