Gravecrawler + Ashnod's Altar + Gemstone Array

Gravecrawler
Ashnod's Altar
Gemstone Array

Requires
Gravecrawler must be on the battlefield. Ashnod's Altar must be on the battlefield. Gemstone Array must be on the battlefield. You control an additional Zombie.
Steps
  1. Activate Ashnod's Altar by sacrificing Gravecrawler, adding .
  2. Activate Gemstone Array's first ability by paying 2, putting a charge counter on it.
  3. Activate Gemstone Array's second ability by removing a charge counter from it, adding .
  4. Cast Gravecrawler from your graveyard by paying .
  5. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.

Wilhelt, the Rotcleaver
0.03% of 18990 decks 5 decks
Sengir, the Dark Baron // Tormod, the Desecrator
2.78% of 36 decks 1 decks
Yawgmoth, Thran Physician
0.02% of 5603 decks 1 decks
Xantcha, Sleeper Agent
0.03% of 3140 decks 1 decks
Varina, Lich Queen
0.01% of 7100 decks 1 decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.03% of 3614 decks 1 decks
Thrasios, Triton Hero // Vial Smasher the Fierce
0.03% of 3554 decks 1 decks
Ashnod, Flesh Mechanist
0.06% of 1579 decks 1 decks
Karador, Ghost Chieftain
0.02% of 5430 decks 1 decks
Tevesh Szat, Doom of Fools
1.06% of 94 decks 1 decks
Iname, Death Aspect
0.18% of 560 decks 1 decks
Chainer, Nightmare Adept
0.03% of 3153 decks 1 decks
Sheoldred, Whispering One
0.11% of 883 decks 1 decks
The Scarab God
0.01% of 10459 decks 1 decks
Kels, Fight Fixer
0.15% of 678 decks 1 decks
Tormod, the Desecrator
0.89% of 112 decks 1 decks
Elas il-Kor, Sadistic Pilgrim
0.02% of 6503 decks 1 decks
Grimgrin, Corpse-Born
0.05% of 2123 decks 1 decks
High Synergy Cards
Rooftop Storm
80% of 10 decks +78% synergy
Diregraf Captain
70% of 10 decks +66% synergy
Phyrexian Altar
63% of 27 decks +59% synergy
Counterspell
100% of 10 decks +57% synergy
Cleaver Skaab
56% of 9 decks +54% synergy
Hordewing Skaab
56% of 9 decks +54% synergy
Havengul Lich
50% of 10 decks +48% synergy
Gisa and Geralf
50% of 10 decks +48% synergy
Empty the Laboratory
44% of 9 decks +44% synergy
Carrion Feeder
48% of 27 decks +43% synergy
Top Cards
Pitiless Plunderer
44% of 27 decks +37% synergy
Zulaport Cutthroat
44% of 27 decks +35% synergy
Dark Ritual
44% of 27 decks +22% synergy
Feed the Swarm
42% of 26 decks +24% synergy
Victimize
41% of 27 decks +29% synergy
Blood Artist
41% of 27 decks +29% synergy
Bastion of Remembrance
38% of 26 decks +32% synergy
Plague Belcher
37% of 27 decks +36% synergy
Bontu's Monument
37% of 27 decks +35% synergy
Death Baron
37% of 27 decks +35% synergy
Creatures
Geralf, the Fleshwright
60% of 5 decks +59% synergy
Warren Soultrader
43% of 7 decks +36% synergy
Viscera Seer
37% of 27 decks +28% synergy
Overcharged Amalgam
33% of 9 decks +32% synergy
Feral Ghoul
33% of 12 decks +32% synergy
Gisa, the Hellraiser
33% of 9 decks +32% synergy
Diregraf Colossus
33% of 27 decks +31% synergy
Reassembling Skeleton
33% of 27 decks +30% synergy
Crypt Ghast
33% of 27 decks +28% synergy
Gray Merchant of Asphodel
33% of 27 decks +24% synergy
Headless Rider
31% of 26 decks +29% synergy
Ayara, First of Locthwain
31% of 26 decks +27% synergy
Eternal Skylord
30% of 10 decks +29% synergy
Gleaming Overseer
30% of 10 decks +28% synergy
Lord of the Accursed
30% of 27 decks +28% synergy
Pawn of Ulamog
30% of 27 decks +27% synergy
Mikaeus, the Unhallowed
30% of 27 decks +27% synergy
Relentless Dead
26% of 27 decks +25% synergy
Undead Warchief
26% of 27 decks +25% synergy
Sidisi, Undead Vizier
26% of 27 decks +24% synergy
Midnight Reaper
26% of 27 decks +22% synergy
Putrid Goblin
22% of 27 decks +22% synergy
Bloodsoaked Champion
22% of 27 decks +21% synergy
Cryptbreaker
22% of 27 decks +21% synergy
Cemetery Reaper
22% of 27 decks +21% synergy
Undead Augur
22% of 27 decks +20% synergy
Fleshbag Marauder
22% of 27 decks +18% synergy
Grim Haruspex
22% of 27 decks +18% synergy
Vengeful Dead
19% of 27 decks +18% synergy
Noxious Ghoul
19% of 27 decks +18% synergy
Nether Traitor
19% of 27 decks +17% synergy
Grave Titan
19% of 27 decks +16% synergy
Cult Conscript
16% of 25 decks +15% synergy
Tormod, the Desecrator
15% of 26 decks +14% synergy
Champion of the Perished
15% of 26 decks +14% synergy
Murderous Rider
15% of 26 decks +13% synergy
Syr Konrad, the Grim
15% of 26 decks +6% synergy
Bog Initiate
15% of 27 decks +15% synergy
Lord of the Undead
15% of 27 decks +14% synergy
Nirkana Revenant
15% of 27 decks +13% synergy
Solemn Simulacrum
15% of 27 decks +1% synergy
Drivnod, Carnage Dominus
14% of 22 decks +10% synergy
Poxwalkers
12% of 24 decks +12% synergy
Braids, Arisen Nightmare
12% of 25 decks +4% synergy
Ravenous Rotbelly
12% of 26 decks +11% synergy
Tomb Tyrant
12% of 26 decks +11% synergy
K'rrik, Son of Yawgmoth
12% of 26 decks +9% synergy
Jadar, Ghoulcaller of Nephalia
12% of 26 decks +9% synergy
Vizier of the Scorpion
11% of 27 decks +11% synergy
Josu Vess, Lich Knight
11% of 27 decks +10% synergy
Instants
Enlightened Tutor
60% of 5 decks +42% synergy
An Offer You Can't Refuse
33% of 9 decks +12% synergy
Lazotep Plating
30% of 10 decks +28% synergy
Mana Drain
30% of 10 decks +15% synergy
Deadly Rollick
27% of 26 decks +16% synergy
Tragic Slip
26% of 27 decks +22% synergy
Defile
22% of 27 decks +19% synergy
Entomb
22% of 27 decks +15% synergy
Vampiric Tutor
22% of 27 decks +4% synergy
Cabal Ritual
19% of 27 decks +14% synergy
Go for the Throat
19% of 27 decks +11% synergy
Rise of the Dread Marn
12% of 26 decks +11% synergy
Malakir Rebirth
12% of 26 decks +3% synergy
Village Rites
12% of 26 decks +2% synergy
Deadly Dispute
12% of 26 decks +0% synergy
Darkness
11% of 27 decks +10% synergy
Ad Nauseam
11% of 27 decks +8% synergy
Culling the Weak
11% of 27 decks +7% synergy
Sorceries
Diabolic Intent
30% of 27 decks +21% synergy
Reanimate
30% of 27 decks +14% synergy
Army of the Damned
26% of 27 decks +24% synergy
Diabolic Tutor
26% of 27 decks +20% synergy
Damnation
26% of 27 decks +18% synergy
Dread Return
22% of 27 decks +17% synergy
Sign in Blood
22% of 27 decks +13% synergy
Demonic Tutor
22% of 27 decks -0% synergy
Mutilate
19% of 27 decks +16% synergy
Buried Alive
19% of 27 decks +13% synergy
Rise of the Dark Realms
15% of 27 decks +12% synergy
Exsanguinate
15% of 27 decks +9% synergy
Read the Bones
15% of 27 decks +7% synergy
Night's Whisper
15% of 27 decks +6% synergy
Toxic Deluge
15% of 27 decks -3% synergy
Cemetery Recruitment
11% of 27 decks +11% synergy
Zombie Apocalypse
11% of 27 decks +10% synergy
Yawgmoth's Will
11% of 27 decks +10% synergy
Bubbling Muck
11% of 27 decks +10% synergy
Utility Artifacts
Altar of Dementia
26% of 27 decks +23% synergy
Jet Medallion
22% of 27 decks +19% synergy
Skullclamp
22% of 27 decks +10% synergy
The One Ring
20% of 20 decks +11% synergy
Bolas's Citadel
19% of 27 decks +9% synergy
Lightning Greaves
19% of 27 decks -7% synergy
Swiftfoot Boots
15% of 27 decks -13% synergy
Wishclaw Talisman
12% of 26 decks +6% synergy
Rings of Brighthearth
11% of 27 decks +9% synergy
Whispersilk Cloak
11% of 27 decks +7% synergy
Wayfarer's Bauble
11% of 27 decks +1% synergy
Enchantments
Phyrexian Arena
37% of 27 decks +22% synergy
Reflections of Littjara
33% of 9 decks +28% synergy
Dreadhorde Invasion
30% of 27 decks +27% synergy
Phyrexian Reclamation
30% of 27 decks +26% synergy
Endless Ranks of the Dead
26% of 27 decks +24% synergy
Grave Pact
26% of 27 decks +21% synergy
Black Market
22% of 27 decks +18% synergy
Open the Graves
19% of 27 decks +17% synergy
Dictate of Erebos
19% of 27 decks +15% synergy
Black Market Connections
16% of 25 decks +5% synergy
Agent of the Iron Throne
12% of 25 decks +9% synergy
The Meathook Massacre
12% of 26 decks +6% synergy
Liliana's Mastery
11% of 27 decks +10% synergy
Greed
11% of 27 decks +9% synergy
Vampiric Rites
11% of 27 decks +9% synergy
Bitterblossom
11% of 27 decks +7% synergy
Exquisite Blood
11% of 27 decks +6% synergy
Necropotence
11% of 27 decks +6% synergy
Sanguine Bond
11% of 27 decks +5% synergy
Animate Dead
11% of 27 decks +2% synergy
Planeswalkers
Liliana, Untouched by Death
15% of 27 decks +14% synergy
Liliana, Death's Majesty
15% of 27 decks +13% synergy
Liliana of the Dark Realms
11% of 27 decks +10% synergy
Liliana, Dreadhorde General
11% of 27 decks +8% synergy
Utility Lands
Urborg, Tomb of Yawgmoth
44% of 27 decks +35% synergy
Bojuka Bog
37% of 27 decks +7% synergy
Witch's Cottage
31% of 26 decks +27% synergy
Cabal Stronghold
30% of 27 decks +26% synergy
Cabal Coffers
30% of 27 decks +19% synergy
Reliquary Tower
30% of 27 decks +0% synergy
Mortuary Mire
22% of 27 decks +17% synergy
Phyrexian Tower
22% of 27 decks +14% synergy
Unholy Grotto
19% of 27 decks +18% synergy
Volrath's Stronghold
15% of 27 decks +13% synergy
Crypt of Agadeem
15% of 27 decks +13% synergy
Nykthos, Shrine to Nyx
15% of 27 decks +9% synergy
Field of the Dead
12% of 26 decks +8% synergy
Castle Locthwain
12% of 26 decks +6% synergy
Takenuma, Abandoned Mire
12% of 26 decks +1% synergy
Westvale Abbey
11% of 27 decks +9% synergy
Barren Moor
11% of 27 decks +7% synergy
Temple of the False God
11% of 27 decks +1% synergy
Ancient Tomb
11% of 27 decks +1% synergy
Mana Artifacts
Sol Ring
78% of 27 decks -7% synergy
Arcane Signet
62% of 26 decks -11% synergy
Talisman of Dominance
50% of 10 decks +19% synergy
Dimir Signet
40% of 10 decks +10% synergy
Mind Stone
22% of 27 decks +5% synergy
Caged Sun
19% of 27 decks +16% synergy
Basalt Monolith
19% of 27 decks +16% synergy
Charcoal Diamond
19% of 27 decks +13% synergy
Commander's Sphere
19% of 27 decks +3% synergy
Thought Vessel
19% of 27 decks +2% synergy
Crowded Crypt
15% of 26 decks +14% synergy
Fellwar Stone
15% of 27 decks -6% synergy
Heraldic Banner
12% of 26 decks +10% synergy
Gauntlet of Power
11% of 27 decks +10% synergy
Extraplanar Lens
11% of 27 decks +10% synergy
Worn Powerstone
11% of 27 decks +8% synergy
Everflowing Chalice
11% of 27 decks +6% synergy
Lands
Dragonskull Summit
75% of 4 decks +44% synergy
Smoldering Marsh
75% of 4 decks +42% synergy
Blood Crypt
75% of 4 decks +36% synergy
Command Tower
63% of 27 decks -11% synergy
Choked Estuary
50% of 10 decks +33% synergy
Sunken Hollow
50% of 10 decks +15% synergy
Tainted Isle
40% of 10 decks +29% synergy
Dimir Aqueduct
40% of 10 decks +23% synergy
Myriad Landscape
37% of 27 decks +17% synergy
Clearwater Pathway
33% of 9 decks +24% synergy
Darkwater Catacombs
30% of 10 decks +15% synergy
Drowned Catacomb
30% of 10 decks +4% synergy
Watery Grave
30% of 10 decks -11% synergy
Path of Ancestry
26% of 27 decks +5% synergy
Evolving Wilds
19% of 27 decks -2% synergy
Unclaimed Territory
15% of 27 decks +10% synergy
Fabled Passage
12% of 26 decks +2% synergy
Mana Confluence
11% of 27 decks +4% synergy
Bloodstained Mire
11% of 27 decks +1% synergy
Polluted Delta
11% of 27 decks -0% synergy
Terramorphic Expanse
11% of 27 decks -5% synergy