Hapatra, Vizier of Poisons
Blowfly Infestation

   Prerequisites

What do I need to start this combo?
Hapatra and Blowfly Infestation on the battlefield.
You control at least two other creatures with toughness equal to one. You have a way to put a -1/-1 counter on a creature.

   Steps

How does this combo work?
1
Put a -1/-1 counter on any creature you control with toughness equal to one.
2
The creatue dies as a state-based action due to having zero toughness.
3
Hapatra and Blowfly Infestation trigger.
4
Resolve the Hapatra trigger, creating a 1/1 Snake creature token.
5
Resolve the Blowfly Infestation trigger, putting a -1/-1 counter on any creature you control with toughness equal to one.
6
Repeat from step 2.

   Results

What do I get from this combo?
Infinite death triggers
Infinite ETB
Infinite LTB
Hapatra, Vizier of Poisons
83.73% of 5137 decks 4301 decks
Volrath, the Shapestealer
20.69% of 3122 decks 646 decks
Xira, the Golden Sting
9.83% of 2492 decks 245 decks
Atraxa, Praetors' Voice
0.42% of 36615 decks 153 decks
Vhati il-Dal
35.14% of 387 decks 136 decks
Xavier Sal, Infested Captain
0.90% of 7141 decks 64 decks
Cleopatra, Exiled Pharaoh
2.72% of 1726 decks 47 decks
Agent Frank Horrigan
1.23% of 2117 decks 26 decks
Thantis, the Warweaver
0.37% of 5083 decks 19 decks
Tayam, Luminous Enigma
0.19% of 6859 decks 13 decks
Maarika, Brutal Gladiator
0.22% of 5814 decks 13 decks
Aphelia, Viper Whisperer
0.41% of 2948 decks 12 decks
Grist, Voracious Larva
0.57% of 1922 decks 11 decks
Kresh the Bloodbraided
0.31% of 3223 decks 10 decks
Grismold, the Dreadsower
0.41% of 2459 decks 10 decks
Yidris, Maelstrom Wielder
0.13% of 7433 decks 10 decks
Meren of Clan Nel Toth
0.06% of 17842 decks 10 decks
Sek'Kuar, Deathkeeper
0.44% of 1580 decks 7 decks
New Cards
Kilo, Apogee Mind
25% of 4 decks +21% synergy
Sephiroth, Fallen Hero
17% of 6 decks +14% synergy
Lulu, Stern Guardian
7% of 138 decks +5% synergy
Sephiroth, Fabled SOLDIER
6% of 1089 decks +4% synergy
Pain for All
6% of 17 decks +5% synergy
High Synergy Cards
The Scorpion God
93% of 410 decks +93% synergy
Nest of Scarabs
90% of 5950 decks +89% synergy
Obelisk Spider
85% of 5950 decks +84% synergy
Kulrath Knight
83% of 410 decks +82% synergy
Black Sun's Zenith
80% of 5950 decks +79% synergy
Necroskitter
75% of 5950 decks +74% synergy
Everlasting Torment
71% of 410 decks +71% synergy
Generous Patron
70% of 5950 decks +69% synergy
Contagion Clasp
69% of 5950 decks +68% synergy
Yawgmoth, Thran Physician
65% of 5950 decks +62% synergy
Top Cards
Devoted Druid
64% of 5950 decks +61% synergy
Wickerbough Elder
62% of 5950 decks +62% synergy
Grim Affliction
62% of 5950 decks +61% synergy
Massacre Girl, Known Killer
61% of 5062 decks +60% synergy
Evolution Sage
60% of 5950 decks +54% synergy
Carnifex Demon
59% of 5950 decks +58% synergy
Skullclamp
58% of 5950 decks +47% synergy
Channeler Initiate
57% of 5950 decks +57% synergy
Spitting Dilophosaurus
57% of 5525 decks +56% synergy
Soul Snuffers
56% of 5950 decks +56% synergy
Game Changers
Rhystic Study
23% of 925 decks -3% synergy
Demonic Tutor
19% of 5950 decks -2% synergy
Smothering Tithe
18% of 228 decks -5% synergy
Teferi's Protection
14% of 228 decks -4% synergy
Vampiric Tutor
13% of 5950 decks -4% synergy
Worldly Tutor
12% of 5950 decks -1% synergy
Gaea's Cradle
7% of 5950 decks +1% synergy
Natural Order
6% of 5950 decks +4% synergy
Crop Rotation
5% of 5950 decks -4% synergy
Ancient Tomb
5% of 5950 decks -5% synergy
Creatures
Thrummingbird
56% of 925 decks +53% synergy
Persistent Constrictor
54% of 3290 decks +53% synergy
Toxrill, the Corrosive
51% of 925 decks +49% synergy
Tekuthal, Inquiry Dominus
50% of 925 decks +48% synergy
Master Biomancer
47% of 925 decks +44% synergy
Zulaport Cutthroat
47% of 5950 decks +37% synergy
Ammit Eternal
46% of 5950 decks +46% synergy
Ezuri, Stalker of Spheres
45% of 925 decks +42% synergy
Midnight Banshee
44% of 5950 decks +44% synergy
Ignoble Hierarch
44% of 410 decks +19% synergy
Fynn, the Fangbearer
44% of 5950 decks +43% synergy
Hooded Blightfang
42% of 5950 decks +42% synergy
Blood Artist
39% of 5950 decks +28% synergy
Cold-Eyed Selkie
38% of 925 decks +34% synergy
Cankerbloom
37% of 5950 decks +32% synergy
Banewhip Punisher
37% of 5950 decks +37% synergy
Dusk Urchins
37% of 5950 decks +37% synergy
Stigma Lasher
36% of 410 decks +35% synergy
Skinrender
35% of 5950 decks +34% synergy
Flux Channeler
34% of 925 decks +31% synergy
Seshiro the Anointed
33% of 5950 decks +33% synergy
Mahadi, Emporium Master
32% of 410 decks +26% synergy
Poison-Tip Archer
32% of 5950 decks +28% synergy
Quillspike
32% of 5950 decks +32% synergy
Maha, Its Feathers Night
31% of 3747 decks +30% synergy
Dreamtide Whale
30% of 632 decks +28% synergy
Blighted Agent
30% of 925 decks +29% synergy
Spark Double
29% of 925 decks +22% synergy
Grateful Apparition
29% of 228 decks +27% synergy
Mirkwood Bats
29% of 5950 decks +19% synergy
Ohran Frostfang
25% of 5950 decks +19% synergy
Sakura-Tribe Elder
25% of 5950 decks +7% synergy
Fathom Mage
25% of 925 decks +21% synergy
Decimator Beetle
24% of 5950 decks +24% synergy
Kros, Defense Contractor
24% of 181 decks +24% synergy
Heartmender
24% of 228 decks +24% synergy
Fume Spitter
24% of 5950 decks +23% synergy
Radiant Performer
23% of 410 decks +23% synergy
Silent Hallcreeper
23% of 523 decks +21% synergy
Ivy Lane Denizen
23% of 5950 decks +21% synergy
Corrosive Mentor
22% of 5950 decks +22% synergy
Vizier of Remedies
22% of 228 decks +22% synergy
Plaguemaw Beast
22% of 5950 decks +22% synergy
Metastatic Evangel
22% of 148 decks +19% synergy
Viral Drake
21% of 925 decks +20% synergy
Birds of Paradise
20% of 5950 decks -8% synergy
Invisible Stalker
18% of 925 decks +17% synergy
Vhati il-Dal
17% of 5950 decks +17% synergy
Eternal Witness
17% of 5950 decks -2% synergy
Volrath, the Shapestealer
17% of 925 decks +16% synergy
Instants
Assassin's Trophy
46% of 5950 decks +16% synergy
Counterspell
43% of 925 decks +1% synergy
Beast Within
43% of 5950 decks +7% synergy
Swords to Plowshares
41% of 228 decks -21% synergy
Experimental Augury
34% of 925 decks +32% synergy
Choking Fumes
34% of 228 decks +34% synergy
Splendid Agony
32% of 5950 decks +32% synergy
Heroic Intervention
32% of 5950 decks +2% synergy
Putrefy
31% of 5950 decks +16% synergy
Golgari Charm
30% of 5950 decks +25% synergy
Atomize
30% of 4741 decks +26% synergy
Village Rites
24% of 5950 decks +14% synergy
Path to Exile
23% of 228 decks -24% synergy
Mutational Advantage
23% of 745 decks +19% synergy
Negate
22% of 925 decks +0% synergy
Puncture Blast
18% of 410 decks +18% synergy
Revitalizing Repast
18% of 4069 decks +9% synergy
Brokers Confluence
18% of 181 decks +16% synergy
Terminate
17% of 410 decks -3% synergy
Abrupt Decay
17% of 5950 decks +7% synergy
Cyclonic Rift
17% of 925 decks -8% synergy
Whisper of the Dross
16% of 5950 decks +16% synergy
Chaos Warp
16% of 410 decks -15% synergy
Prologue to Phyresis
16% of 925 decks +15% synergy
Bedevil
16% of 410 decks +3% synergy
Corrupted Conviction
15% of 5950 decks +11% synergy
Arcane Denial
14% of 925 decks -7% synergy
Virulent Wound
14% of 5950 decks +14% synergy
Fuel for the Cause
13% of 925 decks +13% synergy
Nature's Claim
13% of 5950 decks +5% synergy
Plumb the Forbidden
13% of 5950 decks +10% synergy
Chord of Calling
13% of 5950 decks +7% synergy
Growth Spiral
12% of 925 decks -9% synergy
Dark Ritual
12% of 5950 decks -11% synergy
Anguished Unmaking
12% of 228 decks -13% synergy
Fierce Guardianship
12% of 925 decks -6% synergy
Torment of Venom
12% of 5950 decks +12% synergy
Ripples of Potential
12% of 875 decks +9% synergy
Artifact Mutation
11% of 410 decks +8% synergy
An Offer You Can't Refuse
11% of 925 decks -11% synergy
Krosan Grip
11% of 5950 decks +5% synergy
Deadly Rollick
11% of 5950 decks -2% synergy
Second Harvest
11% of 5950 decks +6% synergy
Tear Asunder
11% of 5950 decks +4% synergy
Sultai Charm
10% of 925 decks +7% synergy
Sudden Spoiling
10% of 5950 decks +9% synergy
Deadly Dispute
10% of 5950 decks -1% synergy
Void Rend
10% of 181 decks -4% synergy
Mana Drain
10% of 925 decks -5% synergy
Hapatra's Mark
10% of 5950 decks +10% synergy
Sorceries
Tezzeret's Gambit
55% of 925 decks +52% synergy
Cultivate
52% of 5950 decks +8% synergy
Incremental Blight
42% of 5950 decks +42% synergy
Grind // Dust
41% of 228 decks +41% synergy
Rampant Growth
41% of 5950 decks +6% synergy
Blasphemous Act
37% of 410 decks +3% synergy
Kodama's Reach
36% of 5950 decks +7% synergy
Unnatural Restoration
35% of 5950 decks +32% synergy
Contentious Plan
28% of 925 decks +26% synergy
Nature's Lore
26% of 5950 decks -6% synergy
Farseek
25% of 5950 decks -10% synergy
Liliana's Influence
25% of 5950 decks +25% synergy
Triumph of the Hordes
22% of 5950 decks +19% synergy
Drown in Ichor
22% of 5950 decks +20% synergy
Lethal Sting
21% of 5950 decks +21% synergy
Smell Fear
20% of 5950 decks +19% synergy
Three Visits
19% of 5950 decks -6% synergy
Persist
18% of 5950 decks +16% synergy
Toxic Deluge
18% of 5950 decks -1% synergy
Thirsting Roots
17% of 5950 decks +15% synergy
Diabolic Intent
16% of 5950 decks +8% synergy
Vandalblast
14% of 410 decks -2% synergy
Victimize
14% of 5950 decks +1% synergy
Culling Ritual
13% of 5950 decks +2% synergy
Ruinous Ultimatum
12% of 32 decks -6% synergy
Driven // Despair
12% of 5950 decks +12% synergy
Reanimate
12% of 5950 decks -6% synergy
Shamanic Revelation
12% of 5950 decks +4% synergy
Supreme Verdict
10% of 181 decks -3% synergy
Pyrrhic Revival
10% of 228 decks +10% synergy
Eerie Ultimatum
10% of 228 decks -2% synergy
Harvest Season
10% of 5950 decks +8% synergy
Villainous Wealth
9% of 925 decks +2% synergy
Infectious Inquiry
9% of 5950 decks +7% synergy
Misfortune
9% of 410 decks +9% synergy
Diabolic Tutor
9% of 5950 decks +3% synergy
Bala Ged Recovery
9% of 5950 decks +0% synergy
Damn
8% of 228 decks -8% synergy
Green Sun's Zenith
8% of 5950 decks +3% synergy
Sign in Blood
8% of 5950 decks -1% synergy
Rite of Replication
8% of 925 decks +5% synergy
Night's Whisper
8% of 5950 decks -1% synergy
Finale of Devastation
8% of 5950 decks -0% synergy
Read the Bones
7% of 5950 decks +1% synergy
Decimate
7% of 410 decks -1% synergy
Eldritch Evolution
7% of 5950 decks +3% synergy
Casualties of War
7% of 5950 decks +2% synergy
White Sun's Twilight
7% of 228 decks +4% synergy
Farewell
7% of 228 decks -6% synergy
Spread the Sickness
7% of 5950 decks +6% synergy
Utility Artifacts
Contagion Engine
54% of 5950 decks +53% synergy
Whispersilk Cloak
32% of 5950 decks +28% synergy
Lightning Greaves
30% of 5950 decks +5% synergy
Swiftfoot Boots
27% of 5950 decks -0% synergy
Serrated Arrows
19% of 5950 decks +19% synergy
Viridian Longbow
16% of 5950 decks +15% synergy
Ashnod's Altar
15% of 5950 decks +8% synergy
Cauldron of Souls
11% of 5950 decks +11% synergy
The Ozolith
10% of 5950 decks +6% synergy
Agent's Toolkit
8% of 925 decks +7% synergy
Sword of Truth and Justice
8% of 5950 decks +7% synergy
Phyrexian Altar
8% of 5950 decks +4% synergy
Brotherhood Regalia
7% of 3880 decks +4% synergy
Eldrazi Monument
6% of 5950 decks +5% synergy
Trigon of Corruption
5% of 5950 decks +5% synergy
Throne of the God-Pharaoh
5% of 5950 decks +4% synergy
Enchantments
Crumbling Ashes
53% of 5950 decks +52% synergy
Flourishing Defenses
50% of 5950 decks +50% synergy
Inexorable Tide
50% of 925 decks +47% synergy
All Will Be One
49% of 410 decks +46% synergy
Brokers Ascendancy
34% of 181 decks +28% synergy
Moldervine Reclamation
30% of 5950 decks +22% synergy
Beastmaster Ascension
29% of 5950 decks +24% synergy
Cryptolith Rite
25% of 5950 decks +22% synergy
Fists of the Demigod
25% of 410 decks +25% synergy
Deathreap Ritual
24% of 5950 decks +20% synergy
Parallel Lives
21% of 5950 decks +14% synergy
Phyrexian Arena
17% of 5950 decks +1% synergy
Impact Tremors
17% of 410 decks +6% synergy
Growing Rites of Itlimoc
16% of 5950 decks +11% synergy
Goblin Bombardment
15% of 410 decks +9% synergy
Simic Ascendancy
15% of 925 decks +9% synergy
Leyline of the Guildpact
14% of 21 decks -1% synergy
Hadana's Climb
14% of 925 decks +12% synergy
Bastion of Remembrance
14% of 5950 decks +7% synergy
Glistening Oil
13% of 5950 decks +13% synergy
Doubling Season
12% of 5950 decks +2% synergy
Insidious Roots
11% of 5004 decks +6% synergy
Sylvan Library
11% of 5950 decks +1% synergy
Wild Growth
10% of 5950 decks -1% synergy
The Meathook Massacre
9% of 5950 decks +4% synergy
Primal Empathy
9% of 925 decks +8% synergy
Cathars' Crusade
8% of 228 decks +3% synergy
Innkeeper's Talent
8% of 3719 decks +4% synergy
Rhythm of the Wild
8% of 410 decks -15% synergy
Four Knocks
8% of 228 decks +7% synergy
Sadistic Obsession
8% of 5950 decks +8% synergy
Norn's Decree
7% of 228 decks +6% synergy
Mystic Remora
7% of 925 decks -10% synergy
Hollowmurk Siege
7% of 1615 decks +3% synergy
Black Market
6% of 5950 decks +2% synergy
Utopia Sprawl
6% of 5950 decks -2% synergy
Fevered Convulsions
6% of 5950 decks +6% synergy
Cultist of the Absolute
6% of 5950 decks +5% synergy
Tribute to the World Tree
6% of 5950 decks -0% synergy
Skrelv's Hive
6% of 228 decks +4% synergy
Vampiric Rites
5% of 5950 decks +3% synergy
Phyrexian Reclamation
5% of 5950 decks +2% synergy
Journey to Eternity
5% of 5950 decks +3% synergy
Dictate of Erebos
5% of 5950 decks +2% synergy
Vraska Joins Up
5% of 4445 decks +2% synergy
Corrupted Conscience
5% of 925 decks +5% synergy
Evolutionary Leap
5% of 5950 decks +4% synergy
Cartouche of Ambition
5% of 5950 decks +5% synergy
Planeswalkers
Liliana, Death Wielder
23% of 5950 decks +23% synergy
Vraska, Betrayal's Sting
22% of 5950 decks +19% synergy
Vraska, Golgari Queen
11% of 5950 decks +8% synergy
Oko, the Ringleader
7% of 745 decks +7% synergy
Tamiyo, Field Researcher
7% of 181 decks +2% synergy
Ajani, the Greathearted
6% of 228 decks +3% synergy
Vraska, Swarm's Eminence
5% of 5950 decks +5% synergy
Utility Lands
Karn's Bastion
58% of 5950 decks +53% synergy
Bojuka Bog
40% of 5950 decks +10% synergy
Rogue's Passage
37% of 5950 decks +17% synergy
Grasping Dunes
31% of 5950 decks +31% synergy
Nesting Grounds
28% of 5950 decks +26% synergy
Ifnir Deadlands
24% of 5950 decks +24% synergy
Urborg, Tomb of Yawgmoth
24% of 5950 decks +15% synergy
Reliquary Tower
23% of 5950 decks -7% synergy
Yavimaya, Cradle of Growth
22% of 5950 decks +14% synergy
Gavony Township
18% of 228 decks +9% synergy
Boseiju, Who Endures
17% of 5950 decks -2% synergy
Oran-Rief, the Vastwood
15% of 5950 decks +11% synergy
Phyrexian Tower
15% of 5950 decks +6% synergy
Shizo, Death's Storehouse
13% of 5950 decks +9% synergy
Access Tunnel
12% of 5950 decks +10% synergy
Calciform Pools
12% of 181 decks +11% synergy
Novijen, Heart of Progress
11% of 925 decks +9% synergy
Grim Backwoods
10% of 5950 decks +6% synergy
Cabal Coffers
9% of 5950 decks -1% synergy
Takenuma, Abandoned Mire
9% of 5950 decks -1% synergy
Kessig Wolf Run
9% of 410 decks -7% synergy
Westvale Abbey
8% of 5950 decks +6% synergy
Saltcrusted Steppe
8% of 228 decks +8% synergy
Otawara, Soaring City
8% of 925 decks -9% synergy
Remote Farm
7% of 228 decks +7% synergy
Temple of the False God
7% of 5950 decks -3% synergy
Hissing Quagmire
6% of 5950 decks +5% synergy
Shifting Woodland
5% of 4069 decks -1% synergy
Mana Artifacts
Sol Ring
83% of 5950 decks -1% synergy
Arcane Signet
66% of 5950 decks -6% synergy
Golgari Signet
35% of 5950 decks +23% synergy
Talisman of Resilience
29% of 5950 decks +16% synergy
Rakdos Signet
20% of 410 decks -8% synergy
Simic Signet
17% of 925 decks +4% synergy
Gruul Signet
14% of 410 decks +4% synergy
Talisman of Curiosity
13% of 925 decks -0% synergy
Dimir Signet
12% of 925 decks -15% synergy
Talisman of Indulgence
12% of 410 decks -16% synergy
Talisman of Dominance
11% of 925 decks -22% synergy
Staff of Compleation
9% of 5950 decks +8% synergy
Glistening Sphere
8% of 5950 decks +7% synergy
Commander's Sphere
8% of 5950 decks -5% synergy
Talisman of Impulse
8% of 410 decks -2% synergy
Fellwar Stone
6% of 5950 decks -15% synergy
Everflowing Chalice
6% of 5950 decks +2% synergy
Orzhov Signet
6% of 228 decks -20% synergy
Lands
Command Tower
86% of 5950 decks +12% synergy
Ziatora's Proving Ground
59% of 410 decks +30% synergy
Woodland Cemetery
59% of 5950 decks +28% synergy
Opulent Palace
56% of 925 decks +27% synergy
Savage Lands
52% of 410 decks +30% synergy
Overgrown Tomb
52% of 5950 decks +11% synergy
Zagoth Triome
49% of 925 decks +21% synergy
Llanowar Wastes
49% of 5950 decks +23% synergy
Blood Crypt
49% of 410 decks +11% synergy
Stomping Ground
48% of 410 decks +8% synergy
Breeding Pool
46% of 925 decks +6% synergy
Watery Grave
45% of 925 decks +5% synergy
Undergrowth Stadium
43% of 5950 decks +18% synergy
Spara's Headquarters
43% of 181 decks +14% synergy
Tainted Wood
41% of 5950 decks +28% synergy
Indatha Triome
41% of 228 decks +12% synergy
Ketria Triome
40% of 42 decks +9% synergy
Godless Shrine
39% of 228 decks -0% synergy
Raffine's Tower
39% of 181 decks +14% synergy
Rejuvenating Springs
39% of 925 decks +11% synergy
Sandsteppe Citadel
39% of 228 decks +13% synergy
Temple Garden
39% of 228 decks +0% synergy
Xander's Lounge
38% of 42 decks +13% synergy
Steam Vents
38% of 42 decks +0% synergy
Hinterland Harbor
37% of 925 decks +6% synergy
Hallowed Fountain
37% of 181 decks -3% synergy
Golgari Rot Farm
37% of 5950 decks +19% synergy
Luxury Suite
36% of 410 decks +11% synergy
Cinder Glade
36% of 410 decks -2% synergy
Dragonskull Summit
36% of 410 decks +3% synergy
Arcane Sanctum
36% of 181 decks +8% synergy
Sunken Hollow
35% of 925 decks +0% synergy
Seaside Citadel
34% of 181 decks +7% synergy
Spire Garden
33% of 410 decks +9% synergy
Smoldering Marsh
32% of 410 decks -1% synergy
Temple of Malady
31% of 5950 decks +15% synergy
The World Tree
31% of 26 decks +0% synergy
Verdant Catacombs
31% of 5950 decks +19% synergy
Rootbound Crag
30% of 410 decks +4% synergy
Morphic Pool
30% of 925 decks +5% synergy
Deathcap Glade
30% of 5950 decks +16% synergy
Rockfall Vale
29% of 410 decks +7% synergy
Savai Triome
28% of 32 decks +3% synergy
Yavimaya Coast
28% of 925 decks +1% synergy
Twilight Mire
28% of 5950 decks +16% synergy
Drowned Catacomb
27% of 925 decks -1% synergy
Raugrin Triome
27% of 26 decks +2% synergy
Exotic Orchard
26% of 5950 decks -10% synergy
Necroblossom Snarl
26% of 5950 decks +14% synergy
Dreamroot Cascade
25% of 925 decks +4% synergy