Cavern Harpy + Parasitic Strix + Aluren

Cavern Harpy
Parasitic Strix
Aluren

Requires
Cavern Harpy must be in hand. Parasitic Strix must be in hand. Aluren must be on the battlefield. You control at least one other black permanent.
Steps
  1. Cast Parasitic Strix by paying 0.
  2. Parasitic Strix enters the battlefield, causing target player to lose 2 life and gaining you 2 life.
  3. Cast Cavern Harpy by paying 0.
  4. Cavern Harpy enters the battlefield, returning Parasitic Strix to your hand.
  5. Activate Cavern Harpy by paying 1 life, returning it to your hand.
  6. Repeat.
Results
Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite LTB. Infinite storm count.

Yarok, the Desecrated
0.16% of 10412 decks 17 decks
Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
0.27% of 3728 decks 10 decks
Muldrotha, the Gravetide
0.05% of 15112 decks 7 decks
Atraxa, Grand Unifier
0.04% of 14209 decks 6 decks
Damia, Sage of Stone
0.13% of 3022 decks 4 decks
Thrasios, Triton Hero // Tymna the Weaver
0.07% of 5622 decks 4 decks
Kenrith, the Returned King
0.02% of 21513 decks 4 decks
Cecily, Haunted Mage // Elmar, Ulvenwald Informant
0.41% of 729 decks 3 decks
Tasigur, the Golden Fang
0.05% of 5816 decks 3 decks
Yidris, Maelstrom Wielder
0.03% of 6600 decks 2 decks
Tatsunari, Toad Rider
0.03% of 6017 decks 2 decks
Zimone and Dina
0.03% of 6969 decks 2 decks
Tevesh Szat, Doom of Fools // Thrasios, Triton Hero
0.06% of 1765 decks 1 decks
The Master, Transcendent
0.04% of 2569 decks 1 decks
Kodama of the East Tree // Silas Renn, Seeker Adept
0.63% of 158 decks 1 decks
Ramos, Dragon Engine
0.01% of 8576 decks 1 decks
Glarb, Calamity's Augur
0.02% of 4415 decks 1 decks
Ishai, Ojutai Dragonspeaker // Reyhan, Last of the Abzan
0.06% of 1569 decks 1 decks
High Synergy Cards
Recruiter of the Guard
70% of 23 decks +67% synergy
Eladamri's Call
70% of 23 decks +58% synergy
Baleful Strix
71% of 80 decks +58% synergy
Eternal Witness
65% of 80 decks +44% synergy
Enlightened Tutor
61% of 23 decks +43% synergy
Acererak the Archlich
41% of 76 decks +40% synergy
Aether Channeler
42% of 62 decks +40% synergy
Birds of Paradise
66% of 80 decks +39% synergy
Knight of Autumn
41% of 22 decks +38% synergy
Shrieking Drake
39% of 80 decks +38% synergy
Top Cards
Swords to Plowshares
57% of 23 decks -6% synergy
Assassin's Trophy
53% of 78 decks +22% synergy
Noble Hierarch
52% of 23 decks +36% synergy
Worldly Tutor
44% of 80 decks +30% synergy
Avacyn's Pilgrim
43% of 23 decks +29% synergy
Sylvan Library
42% of 80 decks +31% synergy
Llanowar Elves
42% of 80 decks +22% synergy
Coiling Oracle
40% of 80 decks +32% synergy
Deathrite Shaman
40% of 80 decks +28% synergy
Rhystic Study
39% of 80 decks +11% synergy
Creatures
Imperial Recruiter
88% of 16 decks +81% synergy
Dour Port-Mage
50% of 6 decks +44% synergy
Squee, the Immortal
38% of 16 decks +36% synergy
Ignoble Hierarch
38% of 16 decks +12% synergy
Man-o'-War
36% of 80 decks +36% synergy
Thassa's Oracle
36% of 78 decks +29% synergy
Loran of the Third Path
35% of 17 decks +28% synergy
Spellseeker
35% of 78 decks +31% synergy
Uro, Titan of Nature's Wrath
35% of 78 decks +30% synergy
Elesh Norn, Mother of Machines
33% of 15 decks +28% synergy
Elves of Deep Shadow
32% of 80 decks +21% synergy
Ice-Fang Coatl
32% of 78 decks +31% synergy
Dockside Extortionist
31% of 16 decks +18% synergy
Elvish Mystic
31% of 80 decks +13% synergy
Academy Rector
30% of 23 decks +30% synergy
Grand Abolisher
30% of 23 decks +22% synergy
Cloud of Faeries
29% of 80 decks +27% synergy
Fyndhorn Elves
29% of 80 decks +16% synergy
Orcish Bowmasters
29% of 28 decks +17% synergy
Delighted Halfling
29% of 28 decks +14% synergy
Skyclave Apparition
27% of 22 decks +24% synergy
Bloom Tender
26% of 80 decks +18% synergy
Reclamation Sage
26% of 80 decks +15% synergy
Opposition Agent
23% of 78 decks +16% synergy
Moon-Blessed Cleric
23% of 22 decks +21% synergy
Corpse Knight
23% of 22 decks +17% synergy
Esper Sentinel
23% of 22 decks +2% synergy
Dream Stalker
22% of 80 decks +22% synergy
Elvish Visionary
22% of 80 decks +20% synergy
Palace Jailer
22% of 23 decks +21% synergy
Wall of Omens
22% of 23 decks +19% synergy
Aven Mindcensor
22% of 23 decks +17% synergy
Ukkima, Stalking Shadow
21% of 78 decks +20% synergy
Endurance
21% of 78 decks +18% synergy
Beast Whisperer
21% of 78 decks +8% synergy
White Plume Adventurer
20% of 20 decks +18% synergy
Arbor Elf
20% of 80 decks +13% synergy
Wood Elves
20% of 80 decks +13% synergy
Bloodwater Entity
19% of 16 decks +18% synergy
Zhur-Taa Druid
19% of 16 decks +17% synergy
Phantasmal Image
19% of 80 decks +15% synergy
Anger
19% of 16 decks +13% synergy
Charming Prince
18% of 22 decks +16% synergy
Yorion, Sky Nomad
18% of 22 decks +16% synergy
Chulane, Teller of Tales
18% of 22 decks +13% synergy
Soulherder
18% of 22 decks +13% synergy
Drannith Magistrate
18% of 22 decks +11% synergy
Faeburrow Elder
18% of 22 decks +7% synergy
Wall of Blossoms
18% of 80 decks +16% synergy
Kor Skyfisher
17% of 23 decks +17% synergy
Instants
Vampiric Tutor
60% of 80 decks +42% synergy
Swan Song
38% of 80 decks +21% synergy
Force of Will
35% of 80 decks +24% synergy
Cyclonic Rift
32% of 80 decks +5% synergy
Abrupt Decay
31% of 80 decks +21% synergy
Mana Drain
31% of 80 decks +16% synergy
Counterspell
31% of 80 decks -12% synergy
Path to Exile
30% of 23 decks -15% synergy
Mystical Tutor
30% of 80 decks +15% synergy
Veil of Summer
28% of 78 decks +22% synergy
Ephemerate
27% of 22 decks +21% synergy
Brainstorm
25% of 80 decks +4% synergy
Fierce Guardianship
24% of 78 decks +6% synergy
Dovin's Veto
23% of 22 decks +3% synergy
Pact of Negation
22% of 80 decks +15% synergy
Force of Negation
22% of 78 decks +13% synergy
Nature's Claim
21% of 80 decks +12% synergy
Noxious Revival
20% of 80 decks +14% synergy
An Offer You Can't Refuse
19% of 69 decks -2% synergy
Demonic Consultation
19% of 80 decks +15% synergy
Archdruid's Charm
19% of 16 decks +12% synergy
Heroic Intervention
18% of 79 decks -12% synergy
Crop Rotation
18% of 80 decks +8% synergy
Dark Ritual
18% of 80 decks -5% synergy
Anguished Unmaking
17% of 23 decks -7% synergy
Entomb
16% of 80 decks +9% synergy
Beast Within
16% of 80 decks -23% synergy
Tainted Pact
14% of 80 decks +10% synergy
Chord of Calling
14% of 80 decks +8% synergy
Flusterstorm
14% of 80 decks +7% synergy
Silence
13% of 23 decks +7% synergy
Growth Spiral
10% of 78 decks -12% synergy
Lim-Dûl's Vault
10% of 80 decks +6% synergy
Mental Misstep
10% of 80 decks +4% synergy
Force of Vigor
9% of 78 decks +6% synergy
Chain of Vapor
9% of 80 decks +5% synergy
Arcane Denial
9% of 80 decks -11% synergy
Delay
8% of 80 decks +5% synergy
Ad Nauseam
8% of 80 decks +4% synergy
Muddle the Mixture
8% of 80 decks +2% synergy
Pongify
8% of 80 decks -4% synergy
Putrefy
8% of 80 decks -8% synergy
Reality Shift
5% of 79 decks -4% synergy
Sorceries
Demonic Tutor
76% of 80 decks +54% synergy
Idyllic Tutor
35% of 23 decks +30% synergy
Diabolic Intent
34% of 80 decks +25% synergy
Toxic Deluge
26% of 80 decks +9% synergy
Farseek
25% of 80 decks -9% synergy
Neoform
23% of 78 decks +18% synergy
Green Sun's Zenith
20% of 80 decks +14% synergy
Past in Flames
19% of 16 decks +16% synergy
Grim Tutor
19% of 80 decks +14% synergy
Reanimate
19% of 80 decks +3% synergy
Three Visits
19% of 80 decks -6% synergy
Nature's Lore
19% of 80 decks -13% synergy
Finale of Devastation
18% of 78 decks +10% synergy
Eldritch Evolution
18% of 79 decks +13% synergy
Imperial Seal
18% of 80 decks +12% synergy
Cultivate
18% of 80 decks -29% synergy
Ponder
15% of 80 decks +2% synergy
Unearth
14% of 80 decks +10% synergy
Sevinne's Reclamation
14% of 22 decks +6% synergy
Preordain
12% of 80 decks +2% synergy
Glimpse of Nature
11% of 80 decks +11% synergy
Diabolic Tutor
11% of 80 decks +5% synergy
Rampant Growth
11% of 80 decks -23% synergy
Damnation
10% of 80 decks +2% synergy
Kodama's Reach
10% of 80 decks -22% synergy
Culling Ritual
9% of 78 decks -2% synergy
Tendrils of Agony
9% of 80 decks +8% synergy
Yawgmoth's Will
9% of 80 decks +7% synergy
Profane Tutor
8% of 78 decks +5% synergy
Torment of Hailfire
8% of 78 decks +3% synergy
Bala Ged Recovery
8% of 78 decks -1% synergy
Regrowth
8% of 80 decks +4% synergy
Gitaxian Probe
8% of 80 decks +2% synergy
Windfall
8% of 80 decks -6% synergy
Mythos of Brokkos
6% of 78 decks +5% synergy
Unmarked Grave
6% of 78 decks +4% synergy
Sylvan Tutor
6% of 80 decks +5% synergy
Life from the Loam
6% of 80 decks +2% synergy
Skyshroud Claim
6% of 80 decks -3% synergy
Utility Artifacts
Cloudstone Curio
30% of 80 decks +29% synergy
Panharmonicon
25% of 79 decks +21% synergy
Phyrexian Altar
16% of 80 decks +12% synergy
Sensei's Divining Top
14% of 80 decks +8% synergy
Lightning Greaves
12% of 80 decks -13% synergy
Aetherflux Reservoir
11% of 79 decks +8% synergy
Skullclamp
11% of 80 decks -1% synergy
Conduit of Worlds
10% of 39 decks +4% synergy
The One Ring
9% of 34 decks -0% synergy
Aether Vial
8% of 80 decks +7% synergy
Wishclaw Talisman
6% of 78 decks +1% synergy
The Great Henge
6% of 78 decks -3% synergy
Birthing Pod
6% of 80 decks +4% synergy
Crucible of Worlds
6% of 80 decks +4% synergy
Altar of Dementia
6% of 80 decks +3% synergy
Enchantments
Mystic Remora
32% of 80 decks +15% synergy
Impact Tremors
31% of 16 decks +22% synergy
Chthonian Nightmare
27% of 11 decks +24% synergy
Rhythm of the Wild
25% of 16 decks +2% synergy
Virtue of Knowledge
22% of 23 decks +19% synergy
Mass Hysteria
19% of 16 decks +18% synergy
Fervor
19% of 16 decks +17% synergy
Song of Creation
19% of 16 decks +16% synergy
Aura Shards
17% of 23 decks +8% synergy
Survival of the Fittest
16% of 80 decks +14% synergy
Guardian Project
15% of 78 decks +7% synergy
Food Chain
15% of 80 decks +13% synergy
Carpet of Flowers
15% of 80 decks +11% synergy
Sterling Grove
13% of 23 decks +5% synergy
Wild Growth
12% of 80 decks +1% synergy
Cryptolith Rite
11% of 79 decks +8% synergy
Necropotence
11% of 80 decks +6% synergy
Animate Dead
11% of 80 decks +2% synergy
Concordant Crossroads
10% of 80 decks +7% synergy
Pernicious Deed
9% of 80 decks +7% synergy
Intruder Alarm
8% of 80 decks +5% synergy
Omniscience
8% of 80 decks +5% synergy
Utopia Sprawl
8% of 80 decks -0% synergy
Omen of the Sea
6% of 78 decks +6% synergy
Earthcraft
6% of 80 decks +5% synergy
Seal of Primordium
6% of 80 decks +5% synergy
Training Grounds
6% of 80 decks +3% synergy
Necromancy
6% of 80 decks +3% synergy
Leyline of Anticipation
6% of 80 decks +2% synergy
Exploration
6% of 80 decks -2% synergy
Growing Rites of Itlimoc
5% of 78 decks -0% synergy
Planeswalkers
Oko, Thief of Crowns
15% of 78 decks +10% synergy
Ashiok, Dream Render
10% of 78 decks +6% synergy
Narset, Parter of Veils
8% of 78 decks +2% synergy
Grist, the Hunger Tide
6% of 78 decks +3% synergy
Karn, the Great Creator
5% of 78 decks +4% synergy
Jace, Wielder of Mysteries
5% of 78 decks +2% synergy
Utility Lands
Yavimaya, Cradle of Growth
37% of 78 decks +28% synergy
Boseiju, Who Endures
33% of 73 decks +13% synergy
Urborg, Tomb of Yawgmoth
30% of 80 decks +20% synergy
Otawara, Soaring City
25% of 73 decks +8% synergy
Ancient Tomb
24% of 80 decks +13% synergy
Gaea's Cradle
16% of 80 decks +11% synergy
Takenuma, Abandoned Mire
14% of 73 decks +3% synergy
Hall of Heliod's Generosity
14% of 22 decks +7% synergy
Bojuka Bog
12% of 80 decks -18% synergy
Strip Mine
11% of 80 decks +8% synergy
Alchemist's Refuge
11% of 80 decks +4% synergy
Reliquary Tower
11% of 80 decks -18% synergy
Field of the Dead
10% of 78 decks +7% synergy
Wasteland
10% of 80 decks +9% synergy
Phyrexian Tower
10% of 80 decks +2% synergy
Urza's Saga
9% of 78 decks +2% synergy
Cephalid Coliseum
6% of 80 decks +4% synergy
Dryad Arbor
6% of 80 decks +2% synergy
Mana Artifacts
Sol Ring
80% of 80 decks -4% synergy
Arcane Signet
60% of 78 decks -12% synergy
Mana Crypt
30% of 80 decks +21% synergy
Lotus Petal
20% of 80 decks +13% synergy
Jeweled Lotus
19% of 78 decks +13% synergy
Mana Vault
16% of 80 decks +10% synergy
Chrome Mox
15% of 80 decks +9% synergy
Chromatic Lantern
15% of 80 decks +5% synergy
Fellwar Stone
15% of 80 decks -6% synergy
Mox Diamond
11% of 80 decks +7% synergy
Golgari Signet
11% of 80 decks -1% synergy
Simic Signet
10% of 80 decks -5% synergy
Dimir Signet
8% of 80 decks -22% synergy
Talisman of Dominance
8% of 80 decks -24% synergy
Mox Amber
6% of 78 decks +2% synergy
Talisman of Curiosity
6% of 78 decks -6% synergy
Talisman of Resilience
5% of 78 decks -7% synergy
Thought Vessel
5% of 79 decks -12% synergy
Lands
Temple Garden
91% of 23 decks +51% synergy
Command Tower
91% of 80 decks +17% synergy
Stomping Ground
88% of 16 decks +46% synergy
Breeding Pool
86% of 80 decks +45% synergy
Overgrown Tomb
85% of 80 decks +42% synergy
Watery Grave
82% of 80 decks +42% synergy
Misty Rainforest
76% of 80 decks +64% synergy
Verdant Catacombs
75% of 80 decks +64% synergy
Spara's Headquarters
71% of 21 decks +39% synergy
Polluted Delta
69% of 80 decks +57% synergy
Steam Vents
69% of 16 decks +30% synergy
Ketria Triome
62% of 16 decks +30% synergy
Blood Crypt
62% of 16 decks +24% synergy
Hallowed Fountain
61% of 23 decks +20% synergy
Zagoth Triome
60% of 78 decks +30% synergy
Indatha Triome
59% of 22 decks +28% synergy
Godless Shrine
57% of 23 decks +16% synergy
Jetmir's Garden
56% of 9 decks +22% synergy
Ziatora's Proving Ground
53% of 15 decks +21% synergy
Badlands
50% of 16 decks +36% synergy
Scrubland
48% of 23 decks +34% synergy
Flooded Strand
48% of 80 decks +37% synergy
Windswept Heath
45% of 80 decks +35% synergy
Marsh Flats
44% of 80 decks +32% synergy
Taiga
44% of 16 decks +31% synergy
Volcanic Island
44% of 16 decks +30% synergy
Raffine's Tower
43% of 21 decks +15% synergy
Bayou
42% of 80 decks +29% synergy
Tropical Island
42% of 80 decks +28% synergy
Wooded Foothills
41% of 80 decks +31% synergy
Underground Sea
41% of 80 decks +27% synergy
Underground Mortuary
41% of 17 decks +25% synergy
Plateau
40% of 10 decks +27% synergy
Raugrin Triome
40% of 10 decks +13% synergy
Savannah
39% of 23 decks +26% synergy
Tundra
39% of 23 decks +25% synergy
Undergrowth Stadium
37% of 78 decks +11% synergy
Rejuvenating Springs
37% of 78 decks +9% synergy
Woodland Cemetery
36% of 80 decks +9% synergy
Hedge Maze
35% of 17 decks +21% synergy
City of Brass
35% of 80 decks +27% synergy
Bloodstained Mire
34% of 80 decks +23% synergy
Scalding Tarn
34% of 80 decks +23% synergy
Hinterland Harbor
34% of 80 decks +7% synergy
Exotic Orchard
34% of 80 decks -2% synergy
Morphic Pool
33% of 78 decks +7% synergy
Xander's Lounge
33% of 15 decks +6% synergy
Mana Confluence
30% of 80 decks +23% synergy
The World Tree
30% of 10 decks -4% synergy
Sacred Foundry
30% of 10 decks -6% synergy