Pentavus + Necrosynthesis + Phyrexian Altar

Pentavus
Necrosynthesis
Phyrexian Altar

Requires
Pentavus must be on the battlefield. Necrosynthesis must be on the battlefield. Phyrexian Altar must be on the battlefield. Necrosynthesis attached to Pentavus. Pentavus has at least two +1/+1 counters on it. Mana needed: 1
Steps
  1. Activate Pentavus' first ability by paying 1 and removing a +1/+1 counter from it, creating a 1/1 Pentavite creature token.
  2. Activate Phyrexian Altar by sacrificing the Pentavite, adding 1.
  3. The Pentavite dies, triggering Pentavus, putting a +1/+1 counter on itself.
  4. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Prossh, Skyraider of Kher
0.04% of 5185 decks 2 decks
Massacre Girl
0.05% of 1831 decks 1 decks
Juri, Master of the Revue
0.02% of 5397 decks 1 decks
Toxrill, the Corrosive
0.02% of 5577 decks 1 decks
New Cards
Chainsaw
100% of 1 decks +99% synergy
Undead Sprinter
100% of 1 decks +99% synergy
High Synergy Cards
Ashnod's Altar
100% of 5 decks +92% synergy
Blade of the Bloodchief
80% of 5 decks +79% synergy
Pitiless Plunderer
80% of 5 decks +72% synergy
Blood Artist
80% of 5 decks +68% synergy
Creatures
Aerie Ouphes
100% of 2 decks +100% synergy
Scuzzback Marauders
100% of 2 decks +100% synergy
Rendclaw Trow
100% of 2 decks +100% synergy
Infernal Captor
100% of 1 decks +100% synergy
Melira, Sylvok Outcast
100% of 2 decks +100% synergy
Skittering Precursor
100% of 1 decks +100% synergy
Bloodspore Thrinax
100% of 2 decks +100% synergy
Callous Sell-Sword
100% of 1 decks +99% synergy
Thing in the Ice
100% of 1 decks +99% synergy
Ulasht, the Hate Seed
100% of 2 decks +99% synergy
Emperor of Bones
100% of 1 decks +99% synergy
Enterprising Scallywag
100% of 1 decks +99% synergy
Totentanz, Swarm Piper
100% of 1 decks +99% synergy
Stormclaw Rager
100% of 1 decks +99% synergy
Herd Baloth
100% of 2 decks +99% synergy
Sludge Monster
100% of 1 decks +99% synergy
Aboleth Spawn
100% of 1 decks +99% synergy
Valentin, Dean of the Vein
100% of 2 decks +99% synergy
Woodfall Primus
100% of 2 decks +99% synergy
Ivy Lane Denizen
100% of 2 decks +98% synergy
Scurry Oak
100% of 2 decks +98% synergy
Renata, Called to the Hunt
100% of 2 decks +98% synergy
Grumgully, the Generous
100% of 2 decks +98% synergy
Essence Warden
100% of 2 decks +97% synergy
Prosperous Innkeeper
100% of 2 decks +97% synergy
Mazirek, Kraul Death Priest
100% of 2 decks +97% synergy
Korvold, Fae-Cursed King
100% of 2 decks +96% synergy
Poison-Tip Archer
100% of 2 decks +95% synergy
Chatterfang, Squirrel General
100% of 2 decks +95% synergy
Spark Double
100% of 1 decks +93% synergy
Warren Soultrader
100% of 1 decks +93% synergy
Accursed Marauder
100% of 1 decks +91% synergy
Furystoke Giant
67% of 3 decks +67% synergy
Thunderblust
67% of 3 decks +66% synergy
Thermopod
67% of 3 decks +66% synergy
Orca, Siege Demon
67% of 3 decks +66% synergy
Deathbringer Thoctar
67% of 3 decks +66% synergy
Murderous Redcap
67% of 3 decks +65% synergy
Drivnod, Carnage Dominus
67% of 3 decks +63% synergy
Purphoros, God of the Forge
67% of 3 decks +62% synergy
Thopter Squadron
60% of 5 decks +60% synergy
Falkenrath Noble
60% of 5 decks +58% synergy
Mikaeus, the Unhallowed
60% of 5 decks +57% synergy
Zulaport Cutthroat
60% of 5 decks +50% synergy
Lesser Masticore
40% of 5 decks +40% synergy
Sling-Gang Lieutenant
40% of 5 decks +39% synergy
Putrid Goblin
40% of 5 decks +39% synergy
Slaughter Specialist
40% of 5 decks +39% synergy
Vindictive Vampire
40% of 5 decks +39% synergy
Nether Traitor
40% of 5 decks +39% synergy
Instants
Polymorphist's Jest
100% of 1 decks +99% synergy
Didn't Say Please
100% of 1 decks +99% synergy
Disallow
100% of 1 decks +98% synergy
Narset's Reversal
100% of 1 decks +96% synergy
Reality Shift
100% of 1 decks +91% synergy
Rapid Hybridization
100% of 1 decks +91% synergy
Pongify
100% of 1 decks +88% synergy
Frantic Search
100% of 1 decks +88% synergy
Counterspell
100% of 1 decks +57% synergy
Corrupted Conviction
67% of 3 decks +61% synergy
Sudden Spoiling
40% of 5 decks +38% synergy
Village Rites
40% of 5 decks +30% synergy
Dark Ritual
40% of 5 decks +18% synergy
Burnt Offering
33% of 3 decks +31% synergy
Nasty End
33% of 3 decks +31% synergy
Thrill of Possibility
33% of 3 decks +23% synergy
Spoils of Blood
20% of 5 decks +20% synergy
Thrilling Encore
20% of 5 decks +19% synergy
Szat's Will
20% of 5 decks +19% synergy
Rise of the Dread Marn
20% of 5 decks +19% synergy
Feign Death
20% of 5 decks +18% synergy
Defile
20% of 5 decks +17% synergy
Culling the Weak
20% of 5 decks +16% synergy
Sorceries
Glimpse the Impossible
100% of 1 decks +98% synergy
Ravenform
100% of 1 decks +97% synergy
Irenicus's Vile Duplication
100% of 1 decks +96% synergy
Windfall
100% of 1 decks +87% synergy
Feed the Swarm
40% of 5 decks +22% synergy
Infernal Plunge
33% of 3 decks +32% synergy
Diabolic Revelation
20% of 5 decks +20% synergy
Stitch Together
20% of 5 decks +18% synergy
Mutilate
20% of 5 decks +18% synergy
Profane Tutor
20% of 5 decks +17% synergy
Rise of the Dark Realms
20% of 5 decks +17% synergy
Dread Return
20% of 5 decks +15% synergy
Diabolic Tutor
20% of 5 decks +14% synergy
Reanimate
20% of 5 decks +4% synergy
Toxic Deluge
20% of 5 decks +3% synergy
Demonic Tutor
20% of 5 decks -2% synergy
Utility Artifacts
Tarrian's Soulcleaver
100% of 2 decks +98% synergy
Skullclamp
60% of 5 decks +48% synergy
Spawning Pit
40% of 5 decks +40% synergy
Animation Module
40% of 5 decks +40% synergy
Ghost Lantern
40% of 5 decks +40% synergy
Blasting Station
40% of 5 decks +39% synergy
Krark-Clan Ironworks
40% of 5 decks +39% synergy
Altar of Dementia
40% of 5 decks +37% synergy
Mithril Coat
33% of 3 decks +27% synergy
Kormus Bell
20% of 5 decks +20% synergy
Genesis Chamber
20% of 5 decks +19% synergy
Witch's Oven
20% of 5 decks +19% synergy
Mimic Vat
20% of 5 decks +19% synergy
Mindcrank
20% of 5 decks +18% synergy
Conjurer's Closet
20% of 5 decks +18% synergy
Bontu's Monument
20% of 5 decks +18% synergy
Helm of the Host
20% of 5 decks +17% synergy
Lightning Greaves
20% of 5 decks -5% synergy
Swiftfoot Boots
20% of 5 decks -8% synergy
Enchantments
Trudge Garden
100% of 2 decks +100% synergy
One with the Kami
100% of 2 decks +99% synergy
Earthcraft
100% of 2 decks +99% synergy
Endless Evil
100% of 1 decks +99% synergy
Death's Presence
100% of 2 decks +99% synergy
Primal Vigor
100% of 2 decks +97% synergy
All Will Be One
100% of 1 decks +97% synergy
Parallel Lives
100% of 2 decks +93% synergy
Kindred Discovery
100% of 1 decks +93% synergy
Doubling Season
100% of 2 decks +91% synergy
Rhythm of the Wild
100% of 2 decks +77% synergy
Tooth and Claw
67% of 3 decks +67% synergy
Goblin Bombardment
67% of 3 decks +60% synergy
Bastion of Remembrance
60% of 5 decks +54% synergy
Thran Vigil
40% of 5 decks +39% synergy
Grave Betrayal
40% of 5 decks +39% synergy
Blanket of Night
20% of 5 decks +20% synergy
Crumbling Ashes
20% of 5 decks +20% synergy
Eternal Thirst
20% of 5 decks +19% synergy
Nest of Scarabs
20% of 5 decks +19% synergy
Dark Prophecy
20% of 5 decks +19% synergy
Bloodchief Ascension
20% of 5 decks +17% synergy
Revel in Riches
20% of 5 decks +17% synergy
Dictate of Erebos
20% of 5 decks +16% synergy
Kaya's Ghostform
20% of 5 decks +16% synergy
Black Market
20% of 5 decks +15% synergy
The Meathook Massacre
20% of 5 decks +15% synergy
Planeswalkers
Liliana, Death Mage
20% of 5 decks +20% synergy
Liliana Vess
20% of 5 decks +19% synergy
Liliana of the Dark Realms
20% of 5 decks +19% synergy
Tevesh Szat, Doom of Fools
20% of 5 decks +19% synergy
Utility Lands
Mystic Sanctuary
100% of 1 decks +88% synergy
Gaea's Cradle
50% of 2 decks +44% synergy
Cabal Coffers
40% of 5 decks +29% synergy
Reliquary Tower
40% of 5 decks +10% synergy
Bojuka Bog
40% of 5 decks +10% synergy
City of Shadows
20% of 5 decks +20% synergy
Homeward Path
20% of 5 decks +18% synergy
Treasure Vault
20% of 5 decks +17% synergy
Maze of Ith
20% of 5 decks +17% synergy
Mortuary Mire
20% of 5 decks +15% synergy
Urza's Saga
20% of 5 decks +13% synergy
Yavimaya, Cradle of Growth
20% of 5 decks +11% synergy
Temple of the False God
20% of 5 decks +10% synergy
Urborg, Tomb of Yawgmoth
20% of 5 decks +10% synergy
Rogue's Passage
20% of 5 decks +1% synergy
Mana Artifacts
Midnight Clock
100% of 1 decks +95% synergy
Dimir Signet
100% of 1 decks +70% synergy
Arcane Signet
60% of 5 decks -12% synergy
Sol Ring
40% of 5 decks -44% synergy
Talisman of Indulgence
33% of 3 decks +7% synergy
Rakdos Signet
33% of 3 decks +4% synergy
Skyclave Relic
20% of 5 decks +19% synergy
Commander's Sphere
20% of 5 decks +5% synergy
Mind Stone
20% of 5 decks +3% synergy
Lands
Submerged Boneyard
100% of 1 decks +99% synergy
Port of Karfell
100% of 1 decks +98% synergy
Ice Tunnel
100% of 1 decks +97% synergy
Contaminated Aquifer
100% of 1 decks +97% synergy
Tainted Isle
100% of 1 decks +89% synergy
Darkwater Catacombs
100% of 1 decks +85% synergy
Temple of Deceit
100% of 1 decks +84% synergy
Choked Estuary
100% of 1 decks +83% synergy
Dimir Aqueduct
100% of 1 decks +83% synergy
Savage Lands
100% of 2 decks +77% synergy
Rootbound Crag
100% of 2 decks +76% synergy
Spire Garden
100% of 2 decks +76% synergy
Undergrowth Stadium
100% of 2 decks +74% synergy
Woodland Cemetery
100% of 2 decks +72% synergy
Ziatora's Proving Ground
100% of 2 decks +68% synergy
Sunken Hollow
100% of 1 decks +65% synergy
Stomping Ground
100% of 2 decks +59% synergy
Overgrown Tomb
100% of 2 decks +58% synergy
Luxury Suite
67% of 3 decks +40% synergy
Blood Crypt
67% of 3 decks +28% synergy
Command Tower
60% of 5 decks -14% synergy
Highland Forest
50% of 2 decks +46% synergy
Blooming Marsh
50% of 2 decks +46% synergy
Woodland Chasm
50% of 2 decks +45% synergy
Copperline Gorge
50% of 2 decks +45% synergy
Wooded Ridgeline
50% of 2 decks +44% synergy
Blighted Woodland
50% of 2 decks +44% synergy
Haunted Mire
50% of 2 decks +42% synergy
Necroblossom Snarl
50% of 2 decks +38% synergy
Taiga
50% of 2 decks +37% synergy
Bayou
50% of 2 decks +36% synergy
Deathcap Glade
50% of 2 decks +36% synergy
Game Trail
50% of 2 decks +34% synergy
Forbidden Orchard
40% of 5 decks +37% synergy
Sulfurous Mire
33% of 3 decks +31% synergy
Geothermal Bog
33% of 3 decks +30% synergy
Blackcleave Cliffs
33% of 3 decks +28% synergy
Badlands
33% of 3 decks +20% synergy
Foreboding Ruins
33% of 3 decks +17% synergy
Haunted Ridge
33% of 3 decks +17% synergy
Dragonskull Summit
33% of 3 decks +2% synergy
Secluded Courtyard
20% of 5 decks +15% synergy
Gemstone Caverns
20% of 5 decks +15% synergy
Unclaimed Territory
20% of 5 decks +15% synergy
Reflecting Pool
20% of 5 decks +15% synergy
Wooded Foothills
20% of 5 decks +10% synergy
Bloodstained Mire
20% of 5 decks +10% synergy
Verdant Catacombs
20% of 5 decks +9% synergy
Myriad Landscape
20% of 5 decks +0% synergy
Path of Ancestry
20% of 5 decks -1% synergy