Carnifex Demon + Nest of Scarabs + Blowfly Infestation + Phyrexian Altar

Carnifex Demon
Nest of Scarabs
Blowfly Infestation
Phyrexian Altar

Requires
Carnifex Demon must be on the battlefield. Nest of Scarabs must be on the battlefield. Blowfly Infestation must be on the battlefield. Phyrexian Altar must be on the battlefield. Carnifex Demon has at least two -1/-1 counters on it. At least two additional creatures on the battlefield. Mana needed:
Steps
  1. Acftivate Carnifex Demon by paying and removing a -1/-1 counter from it, putting a -1/-1 counter on each other creature.
  2. Nest of Scarabs triggers for each counter placed this way, creating at least one 1/1 Insect creature token.
  3. If any creatures died as a result of the counters being placed, Blowfly Infestation also triggered once for each death, putting a -1/-1 counter on Carnifex Demon and all remaining counters onto any other creature(s).
  4. Activate Phyrexian Altar by sacrificing an Insect, adding .
  5. Repeat.
Results
Infinite -1/-1 counters on all other creatures. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Hapatra, Vizier of Poisons
5.16% of 4764 decks 246 decks
The Scorpion God
4.17% of 2157 decks 90 decks
New Cards
Maha, Its Feathers Night
91% of 33 decks +89% synergy
Fountainport
80% of 5 decks +73% synergy
Rottenmouth Viper
57% of 7 decks +54% synergy
High Synergy Cards
Obelisk Spider
94% of 271 decks +94% synergy
Everlasting Torment
92% of 110 decks +92% synergy
Black Sun's Zenith
89% of 397 decks +88% synergy
Necroskitter
88% of 397 decks +88% synergy
Kulrath Knight
85% of 110 decks +85% synergy
Generous Patron
85% of 271 decks +84% synergy
Yawgmoth, Thran Physician
86% of 394 decks +84% synergy
Devoted Druid
85% of 271 decks +83% synergy
Flatline
83% of 6 decks +83% synergy
Wickerbough Elder
82% of 271 decks +82% synergy
Top Cards
Massacre Girl, Known Killer
81% of 149 decks +80% synergy
All Will Be One
80% of 85 decks +78% synergy
Inexorable Tide
78% of 18 decks +76% synergy
Spitting Dilophosaurus
77% of 173 decks +77% synergy
Channeler Initiate
75% of 271 decks +75% synergy
Skullclamp
75% of 397 decks +62% synergy
Soul Snuffers
72% of 397 decks +72% synergy
Flux Channeler
72% of 18 decks +71% synergy
Contagion Clasp
67% of 397 decks +66% synergy
Volrath, the Shapestealer
67% of 6 decks +67% synergy
Creatures
Tekuthal, Inquiry Dominus
67% of 9 decks +65% synergy
Evolution Sage
66% of 271 decks +62% synergy
Sludge Monster
65% of 17 decks +64% synergy
Blood Artist
64% of 397 decks +58% synergy
Midnight Banshee
59% of 397 decks +59% synergy
Fynn, the Fangbearer
58% of 264 decks +57% synergy
Zulaport Cutthroat
57% of 397 decks +52% synergy
Mahadi, Emporium Master
57% of 100 decks +55% synergy
Stigma Lasher
47% of 110 decks +47% synergy
Quillspike
45% of 271 decks +45% synergy
Dusk Urchins
45% of 397 decks +44% synergy
Thrummingbird
44% of 18 decks +43% synergy
Cankerbloom
44% of 192 decks +40% synergy
Seshiro the Anointed
44% of 271 decks +43% synergy
Ammit Eternal
43% of 397 decks +43% synergy
Skinrender
42% of 397 decks +42% synergy
Mirkwood Bats
40% of 215 decks +33% synergy
Poison-Tip Archer
39% of 271 decks +38% synergy
Ohran Frostfang
39% of 268 decks +37% synergy
Chatterfang, Squirrel General
39% of 262 decks +38% synergy
Banewhip Punisher
36% of 397 decks +36% synergy
Hooded Blightfang
35% of 387 decks +34% synergy
Wight of the Reliquary
34% of 44 decks +32% synergy
Corrosive Mentor
34% of 397 decks +34% synergy
Magda, the Hoardmaster
33% of 21 decks +32% synergy
Spark Double
33% of 18 decks +30% synergy
Ivy Lane Denizen
33% of 271 decks +32% synergy
Pitiless Plunderer
33% of 396 decks +29% synergy
Sakura-Tribe Elder
32% of 271 decks +23% synergy
Birds of Paradise
31% of 271 decks +19% synergy
Toxrill, the Corrosive
31% of 16 decks +30% synergy
Ignoble Hierarch
31% of 16 decks +29% synergy
Toski, Bearer of Secrets
31% of 264 decks +28% synergy
Dockside Extortionist
28% of 108 decks +20% synergy
Mikaeus, the Unhallowed
28% of 397 decks +26% synergy
Craterhoof Behemoth
27% of 271 decks +24% synergy
Eternal Witness
27% of 271 decks +17% synergy
Soul-Scar Mage
26% of 110 decks +26% synergy
Elves of Deep Shadow
26% of 271 decks +23% synergy
Hateflayer
25% of 110 decks +25% synergy
Murderous Redcap
25% of 110 decks +25% synergy
Jin-Gitaxias, Progress Tyrant
25% of 16 decks +23% synergy
Agent Frank Horrigan
24% of 67 decks +23% synergy
Sakashima of a Thousand Faces
24% of 17 decks +22% synergy
Fume Spitter
23% of 397 decks +23% synergy
Hunted Phantasm
22% of 18 decks +22% synergy
Viral Drake
22% of 18 decks +22% synergy
Blighted Agent
22% of 18 decks +21% synergy
Deepglow Skate
22% of 18 decks +21% synergy
Jaheira, Friend of the Forest
22% of 231 decks +20% synergy
Instants
Beast Within
60% of 271 decks +42% synergy
Grim Affliction
59% of 397 decks +58% synergy
Assassin's Trophy
57% of 271 decks +51% synergy
Atomize
47% of 64 decks +45% synergy
Heroic Intervention
46% of 271 decks +32% synergy
Polymorphist's Jest
44% of 18 decks +44% synergy
Cyclonic Rift
44% of 18 decks +31% synergy
Chaos Warp
38% of 110 decks +22% synergy
Revitalizing Repast
34% of 38 decks +31% synergy
Terminate
34% of 110 decks +29% synergy
Rakdos Charm
32% of 110 decks +29% synergy
Bedevil
31% of 109 decks +28% synergy
Deflecting Swat
31% of 107 decks +23% synergy
Putrefy
30% of 271 decks +26% synergy
Fuel for the Cause
28% of 18 decks +27% synergy
Swan Song
28% of 18 decks +20% synergy
Counterspell
28% of 18 decks +7% synergy
Sudden Spoiling
28% of 397 decks +27% synergy
Vampiric Tutor
26% of 397 decks +16% synergy
Puncture Blast
25% of 110 decks +25% synergy
Golgari Charm
24% of 271 decks +23% synergy
Whisper of the Dross
23% of 289 decks +22% synergy
Nature's Claim
23% of 271 decks +18% synergy
Mana Drain
22% of 18 decks +15% synergy
Dark Ritual
22% of 397 decks +11% synergy
Abrupt Decay
22% of 271 decks +20% synergy
Second Harvest
21% of 271 decks +19% synergy
Deadly Rollick
21% of 387 decks +16% synergy
Volt Charge
20% of 110 decks +20% synergy
Fell the Profane
20% of 55 decks +13% synergy
Krosan Grip
20% of 271 decks +16% synergy
Splendid Agony
19% of 397 decks +19% synergy
Chord of Calling
18% of 271 decks +15% synergy
Steady Progress
17% of 18 decks +16% synergy
Countersquall
17% of 18 decks +16% synergy
Pact of Negation
17% of 18 decks +13% synergy
Brainstorm
17% of 18 decks +6% synergy
Village Rites
17% of 387 decks +11% synergy
Scar
16% of 110 decks +16% synergy
Abrade
15% of 110 decks +10% synergy
Tear Asunder
15% of 226 decks +14% synergy
Tibalt's Trickery
15% of 107 decks +12% synergy
Worldly Tutor
14% of 271 decks +7% synergy
Corrupted Conviction
14% of 227 decks +11% synergy
Plumb the Forbidden
13% of 385 decks +11% synergy
Valakut Awakening
12% of 107 decks +9% synergy
Malakir Rebirth
12% of 387 decks +8% synergy
Deadly Dispute
12% of 382 decks +6% synergy
Red Elemental Blast
10% of 110 decks +7% synergy
Veil of Summer
10% of 268 decks +7% synergy
Sorceries
Mass Diminish
53% of 17 decks +53% synergy
Cultivate
51% of 271 decks +29% synergy
Tezzeret's Gambit
50% of 18 decks +48% synergy
Vandalblast
41% of 110 decks +33% synergy
Blasphemous Act
40% of 110 decks +24% synergy
Kodama's Reach
39% of 271 decks +24% synergy
Incremental Blight
37% of 397 decks +37% synergy
Demonic Tutor
35% of 397 decks +24% synergy
Triumph of the Hordes
35% of 271 decks +33% synergy
Unnatural Restoration
34% of 192 decks +32% synergy
Rampant Growth
32% of 271 decks +16% synergy
Persist
32% of 384 decks +30% synergy
Jeska's Will
31% of 107 decks +22% synergy
Nature's Lore
29% of 271 decks +14% synergy
Toxic Deluge
28% of 397 decks +20% synergy
Farseek
27% of 271 decks +11% synergy
Diabolic Intent
25% of 397 decks +21% synergy
Three Visits
24% of 271 decks +13% synergy
Shamanic Revelation
23% of 271 decks +19% synergy
Drown in Ichor
22% of 289 decks +21% synergy
Contentious Plan
22% of 18 decks +21% synergy
Chandra's Ignition
22% of 110 decks +20% synergy
Reanimate
22% of 397 decks +14% synergy
Liliana's Influence
18% of 397 decks +18% synergy
Damnation
17% of 397 decks +13% synergy
Victimize
17% of 397 decks +11% synergy
Driven // Despair
16% of 271 decks +16% synergy
Lethal Sting
16% of 397 decks +16% synergy
Bala Ged Recovery
16% of 264 decks +11% synergy
Finale of Devastation
15% of 271 decks +12% synergy
Harvest Season
15% of 271 decks +14% synergy
Culling Ritual
15% of 263 decks +13% synergy
Feed the Swarm
15% of 387 decks +5% synergy
Faithless Looting
15% of 110 decks +6% synergy
Smell Fear
14% of 262 decks +13% synergy
Bridgeworks Battle
13% of 38 decks +10% synergy
Torment of Hailfire
13% of 397 decks +10% synergy
Green Sun's Zenith
12% of 271 decks +9% synergy
Natural Order
11% of 271 decks +10% synergy
Gamble
10% of 110 decks +5% synergy
Thirsting Roots
9% of 192 decks +8% synergy
Sign in Blood
9% of 397 decks +4% synergy
Agadeem's Awakening
9% of 387 decks +7% synergy
Night's Whisper
8% of 397 decks +3% synergy
Infectious Inquiry
8% of 289 decks +7% synergy
Read the Bones
8% of 397 decks +4% synergy
Casualties of War
7% of 271 decks +6% synergy
Eldritch Evolution
7% of 271 decks +5% synergy
Grim Tutor
7% of 397 decks +4% synergy
Beseech the Mirror
7% of 184 decks +4% synergy
Utility Artifacts
Contagion Engine
61% of 397 decks +60% synergy
Ashnod's Altar
53% of 397 decks +46% synergy
Lightning Greaves
42% of 397 decks +16% synergy
Whispersilk Cloak
30% of 397 decks +26% synergy
The Ozolith
25% of 387 decks +21% synergy
Swiftfoot Boots
22% of 397 decks -6% synergy
Cauldron of Souls
17% of 397 decks +17% synergy
Brotherhood Regalia
17% of 36 decks +10% synergy
Viridian Longbow
13% of 397 decks +13% synergy
Serrated Arrows
12% of 397 decks +12% synergy
Sword of Truth and Justice
11% of 394 decks +10% synergy
Throne of the God-Pharaoh
9% of 397 decks +8% synergy
Eldrazi Monument
9% of 397 decks +7% synergy
Bolas's Citadel
7% of 395 decks +2% synergy
Luxior, Giada's Gift
7% of 351 decks +6% synergy
The One Ring
6% of 239 decks -3% synergy
Jet Medallion
6% of 397 decks +3% synergy
Enchantments
Crumbling Ashes
64% of 397 decks +64% synergy
Flourishing Defenses
64% of 271 decks +64% synergy
Cryptolith Rite
52% of 271 decks +50% synergy
Moldervine Reclamation
40% of 268 decks +38% synergy
Parallel Lives
39% of 271 decks +36% synergy
Rhystic Study
39% of 18 decks +25% synergy
Growing Rites of Itlimoc
38% of 271 decks +35% synergy
Beastmaster Ascension
32% of 271 decks +30% synergy
The Meathook Massacre
28% of 380 decks +26% synergy
Propaganda
28% of 18 decks +22% synergy
Spiteful Banditry
27% of 51 decks +26% synergy
Sylvan Library
24% of 271 decks +18% synergy
Insidious Roots
23% of 74 decks +21% synergy
Bastion of Remembrance
22% of 387 decks +19% synergy
Black Market
22% of 397 decks +20% synergy
Phyrexian Arena
22% of 397 decks +14% synergy
Doubling Season
19% of 271 decks +15% synergy
Rhythm of the Wild
18% of 17 decks +12% synergy
Glistening Oil
16% of 397 decks +16% synergy
Dictate of Erebos
16% of 397 decks +14% synergy
Fists of the Demigod
15% of 110 decks +15% synergy
Deathreap Ritual
15% of 271 decks +14% synergy
Phyrexian Reclamation
14% of 397 decks +12% synergy
Black Market Connections
12% of 346 decks +6% synergy
Animate Dead
12% of 397 decks +7% synergy
Vraska Joins Up
11% of 47 decks +9% synergy
Revel in Riches
11% of 396 decks +9% synergy
Grave Pact
11% of 397 decks +8% synergy
Impact Tremors
10% of 110 decks +6% synergy
Chthonian Nightmare
10% of 63 decks +7% synergy
Journey to Eternity
9% of 271 decks +8% synergy
Elven Chorus
9% of 133 decks +7% synergy
Tribute to the World Tree
9% of 164 decks +4% synergy
Warstorm Surge
8% of 110 decks +6% synergy
Evolutionary Leap
8% of 271 decks +7% synergy
Virtue of Persistence
7% of 180 decks +5% synergy
Fecundity
7% of 271 decks +7% synergy
Earthcraft
7% of 271 decks +6% synergy
Underworld Breach
7% of 107 decks +4% synergy
Cultist of the Absolute
6% of 346 decks +6% synergy
Bitterblossom
6% of 397 decks +4% synergy
Goblin Bombardment
5% of 110 decks +2% synergy
Sylvan Anthem
5% of 262 decks +4% synergy
Necropotence
5% of 397 decks +3% synergy
Planeswalkers
Vraska, Betrayal's Sting
34% of 293 decks +32% synergy
Vraska, Golgari Queen
20% of 271 decks +20% synergy
Liliana, Death Wielder
19% of 397 decks +19% synergy
Liliana, Dreadhorde General
6% of 395 decks +4% synergy
Vraska, Swarm's Eminence
6% of 271 decks +6% synergy
Utility Lands
Karn's Bastion
65% of 395 decks +60% synergy
Urborg, Tomb of Yawgmoth
50% of 397 decks +40% synergy
Bojuka Bog
50% of 397 decks +35% synergy
Reliquary Tower
41% of 397 decks +12% synergy
Phyrexian Tower
36% of 397 decks +31% synergy
Rogue's Passage
36% of 397 decks +16% synergy
Boseiju, Who Endures
34% of 241 decks +25% synergy
Cabal Coffers
32% of 397 decks +27% synergy
Grasping Dunes
31% of 397 decks +31% synergy
Yavimaya, Cradle of Growth
31% of 384 decks +21% synergy
Nesting Grounds
28% of 387 decks +27% synergy
Ifnir Deadlands
26% of 397 decks +26% synergy
Takenuma, Abandoned Mire
21% of 360 decks +16% synergy
Shizo, Death's Storehouse
19% of 397 decks +16% synergy
Oran-Rief, the Vastwood
18% of 271 decks +16% synergy
Grim Backwoods
17% of 271 decks +17% synergy
Minamo, School at Water's Edge
17% of 18 decks +15% synergy
Access Tunnel
16% of 385 decks +13% synergy
Gaea's Cradle
15% of 271 decks +13% synergy
Westvale Abbey
15% of 397 decks +14% synergy
Ancient Tomb
14% of 397 decks +4% synergy
Spymaster's Vault
11% of 55 decks +9% synergy
Shifting Woodland
11% of 38 decks +5% synergy
Castle Locthwain
10% of 391 decks +7% synergy
Sokenzan, Crucible of Defiance
10% of 104 decks +7% synergy
Temple of the False God
8% of 397 decks -1% synergy
Desert of the Fervent
8% of 110 decks +7% synergy
Forgotten Cave
8% of 110 decks +6% synergy
Scavenger Grounds
8% of 397 decks +5% synergy
Inkmoth Nexus
8% of 397 decks +7% synergy
Restless Vents
7% of 44 decks +6% synergy
Barren Moor
7% of 397 decks +5% synergy
Desert of the Glorified
6% of 397 decks +6% synergy
Witch's Cottage
6% of 391 decks +4% synergy
Desert of the Indomitable
5% of 271 decks +5% synergy
Mana Artifacts
Sol Ring
85% of 397 decks +1% synergy
Arcane Signet
72% of 391 decks +0% synergy
Rakdos Signet
59% of 110 decks +52% synergy
Talisman of Indulgence
46% of 110 decks +41% synergy
Golgari Signet
39% of 271 decks +36% synergy
Talisman of Resilience
35% of 270 decks +33% synergy
Dimir Signet
28% of 18 decks +20% synergy
Talisman of Dominance
22% of 18 decks +14% synergy
Staff of Compleation
20% of 289 decks +18% synergy
Thought Vessel
16% of 397 decks -0% synergy
Glistening Sphere
11% of 289 decks +10% synergy
Mana Crypt
9% of 397 decks -3% synergy
Fellwar Stone
8% of 397 decks -13% synergy
Commander's Sphere
8% of 397 decks -8% synergy
Everflowing Chalice
6% of 397 decks +2% synergy
Mind Stone
6% of 397 decks -12% synergy
Lotus Petal
5% of 397 decks -2% synergy
Lands
Ziatora's Proving Ground
93% of 14 decks +90% synergy
Command Tower
83% of 397 decks +9% synergy
Overgrown Tomb
76% of 271 decks +67% synergy
Indatha Triome
75% of 4 decks +72% synergy
Blood Crypt
69% of 110 decks +60% synergy
Zagoth Triome
67% of 6 decks +63% synergy
Breeding Pool
67% of 6 decks +58% synergy
Watery Grave
67% of 18 decks +56% synergy
Dragonskull Summit
65% of 110 decks +59% synergy
Woodland Cemetery
62% of 271 decks +57% synergy
Undergrowth Stadium
59% of 264 decks +53% synergy
Llanowar Wastes
56% of 271 decks +50% synergy
Luxury Suite
55% of 109 decks +49% synergy
Smoldering Marsh
54% of 110 decks +46% synergy
Spire Garden
53% of 17 decks +48% synergy
Stomping Ground
53% of 17 decks +44% synergy
Haunted Ridge
52% of 105 decks +49% synergy
Deathcap Glade
49% of 256 decks +46% synergy
Tainted Wood
49% of 271 decks +46% synergy
Dimir Aqueduct
44% of 18 decks +40% synergy
Raucous Theater
43% of 28 decks +40% synergy
Savage Lands
41% of 17 decks +39% synergy
Shipwreck Marsh
41% of 17 decks +36% synergy
Twilight Mire
39% of 271 decks +38% synergy
Tainted Isle
39% of 18 decks +36% synergy
Drowned Catacomb
39% of 18 decks +33% synergy
Darkbore Pathway
39% of 264 decks +37% synergy
Underground Mortuary
39% of 83 decks +35% synergy
Tainted Peak
37% of 110 decks +35% synergy
Verdant Catacombs
37% of 397 decks +26% synergy
Graven Cairns
35% of 110 decks +34% synergy
Rakdos Carnarium
35% of 110 decks +32% synergy
Golgari Rot Farm
34% of 271 decks +30% synergy
Sulfurous Springs
34% of 110 decks +29% synergy
Morphic Pool
33% of 18 decks +27% synergy
Sunken Hollow
33% of 18 decks +25% synergy
Blightstep Pathway
33% of 107 decks +30% synergy
Rockfall Vale
31% of 16 decks +26% synergy
Temple of Malady
30% of 271 decks +26% synergy
Cinder Glade
29% of 17 decks +21% synergy
Necroblossom Snarl
27% of 263 decks +25% synergy
Exotic Orchard
26% of 397 decks -9% synergy
Temple of Malice
25% of 110 decks +22% synergy
Mount Doom
24% of 63 decks +22% synergy
Clearwater Pathway
24% of 17 decks +21% synergy
Rootbound Crag
24% of 17 decks +18% synergy
Canyon Slough
23% of 110 decks +21% synergy
Foreboding Ruins
23% of 110 decks +19% synergy
Underground Sea
22% of 18 decks +19% synergy
Underground River
22% of 18 decks +18% synergy