Aluren + Cavern Harpy

Aluren
Cavern Harpy

Requires
Aluren must be on the battlefield. Cavern Harpy must be in hand.
Steps
  1. Cast Cavern Harpy without paying its mana cost.
  2. Cavern Harpy enters the battlefield, triggering to return itself to your hand.
  3. Repeat.
Results
Infinite ETB. Infinite LTB. Infinite storm count.

Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
3.38% of 3814 decks 129 decks
Yarok, the Desecrated
0.67% of 10460 decks 70 decks
Thrasios, Triton Hero // Tymna the Weaver
0.30% of 6019 decks 18 decks
Atraxa, Grand Unifier
0.09% of 14693 decks 13 decks
Tasigur, the Golden Fang
0.22% of 5863 decks 13 decks
Muldrotha, the Gravetide
0.08% of 15570 decks 12 decks
Zimone and Dina
0.13% of 7193 decks 9 decks
Kenrith, the Returned King
0.04% of 21799 decks 8 decks
Jenson Carthalion, Druid Exile
0.28% of 2479 decks 7 decks
Damia, Sage of Stone
0.20% of 3060 decks 6 decks
Indominus Rex, Alpha
0.12% of 4911 decks 6 decks
Morophon, the Boundless
0.05% of 9938 decks 5 decks
Yidris, Maelstrom Wielder
0.06% of 6653 decks 4 decks
Esika, God of the Tree
0.02% of 18169 decks 4 decks
Cecily, Haunted Mage // Elmar, Ulvenwald Informant
0.54% of 742 decks 4 decks
Thrasios, Triton Hero // Vial Smasher the Fierce
0.08% of 3565 decks 3 decks
Felix Five-Boots
0.09% of 3527 decks 3 decks
Niv-Mizzet Reborn
0.07% of 4093 decks 3 decks
New Cards
Silent Hallcreeper
40% of 10 decks +33% synergy
Gloomlake Verge
21% of 14 decks +3% synergy
Enduring Curiosity
19% of 16 decks +10% synergy
High Synergy Cards
Eladamri's Call
62% of 80 decks +51% synergy
Recruiter of the Guard
53% of 79 decks +50% synergy
Enlightened Tutor
66% of 80 decks +49% synergy
Guide of Souls
50% of 14 decks +46% synergy
Birds of Paradise
73% of 360 decks +46% synergy
Orcish Bowmasters
51% of 184 decks +40% synergy
Baleful Strix
53% of 359 decks +40% synergy
Deathrite Shaman
50% of 359 decks +38% synergy
Abrupt Decay
48% of 359 decks +38% synergy
Pollywog Prodigy
49% of 37 decks +38% synergy
Top Cards
Swords to Plowshares
61% of 80 decks -2% synergy
Assassin's Trophy
59% of 358 decks +28% synergy
Rhystic Study
56% of 360 decks +28% synergy
Eternal Witness
54% of 359 decks +34% synergy
Noble Hierarch
53% of 79 decks +37% synergy
Worldly Tutor
49% of 360 decks +35% synergy
Mystic Remora
49% of 360 decks +31% synergy
Cyclonic Rift
48% of 359 decks +20% synergy
Swan Song
44% of 359 decks +28% synergy
Delighted Halfling
43% of 190 decks +29% synergy
Creatures
Imperial Recruiter
50% of 54 decks +44% synergy
Llanowar Elves
42% of 360 decks +22% synergy
Thassa's Oracle
42% of 352 decks +35% synergy
Dockside Extortionist
40% of 53 decks +28% synergy
Elves of Deep Shadow
39% of 360 decks +28% synergy
Ignoble Hierarch
37% of 52 decks +11% synergy
Acererak the Archlich
35% of 337 decks +34% synergy
Fyndhorn Elves
35% of 360 decks +22% synergy
Elvish Mystic
34% of 359 decks +16% synergy
Aragorn, the Uniter
33% of 21 decks +28% synergy
Opposition Agent
33% of 350 decks +25% synergy
Grand Abolisher
30% of 79 decks +21% synergy
Eternal Scourge
30% of 359 decks +30% synergy
Esper Sentinel
30% of 76 decks +10% synergy
Spellseeker
30% of 358 decks +26% synergy
Coiling Oracle
30% of 359 decks +22% synergy
Avacyn's Pilgrim
29% of 79 decks +14% synergy
Shrieking Drake
28% of 360 decks +27% synergy
Misthollow Griffin
28% of 359 decks +27% synergy
Cloud of Faeries
28% of 360 decks +26% synergy
Ice-Fang Coatl
27% of 358 decks +26% synergy
Dauthi Voidwalker
26% of 345 decks +18% synergy
Knight of Autumn
26% of 78 decks +23% synergy
Bloom Tender
26% of 359 decks +18% synergy
Academy Rector
25% of 80 decks +24% synergy
Uro, Titan of Nature's Wrath
25% of 352 decks +20% synergy
Destiny Spinner
25% of 352 decks +20% synergy
Horned Kavu
24% of 54 decks +24% synergy
Aether Channeler
24% of 282 decks +21% synergy
Arbor Elf
24% of 359 decks +17% synergy
Dour Port-Mage
22% of 40 decks +17% synergy
Parasitic Strix
22% of 359 decks +22% synergy
Corpse Knight
21% of 77 decks +15% synergy
Faeburrow Elder
21% of 77 decks +9% synergy
Elesh Norn, Mother of Machines
20% of 54 decks +15% synergy
Kutzil, Malamet Exemplar
20% of 25 decks +1% synergy
Gilded Drake
19% of 360 decks +17% synergy
Endurance
19% of 345 decks +17% synergy
Ranger-Captain of Eos
19% of 78 decks +15% synergy
Squee, the Immortal
19% of 53 decks +17% synergy
Reclamation Sage
19% of 359 decks +8% synergy
Elvish Spirit Guide
18% of 360 decks +15% synergy
Drannith Magistrate
18% of 77 decks +12% synergy
Whitemane Lion
18% of 79 decks +16% synergy
Collector Ouphe
18% of 358 decks +15% synergy
Man-o'-War
18% of 360 decks +17% synergy
Delney, Streetwise Lookout
17% of 24 decks +12% synergy
Phantasmal Image
16% of 359 decks +13% synergy
Aven Interrupter
16% of 19 decks +13% synergy
Niambi, Esteemed Speaker
16% of 77 decks +15% synergy
Instants
Vampiric Tutor
62% of 360 decks +43% synergy
Force of Will
44% of 360 decks +33% synergy
Mystical Tutor
41% of 360 decks +26% synergy
Veil of Summer
39% of 357 decks +33% synergy
An Offer You Can't Refuse
37% of 316 decks +16% synergy
Demonic Consultation
35% of 360 decks +31% synergy
Noxious Revival
34% of 359 decks +28% synergy
Force of Negation
33% of 358 decks +24% synergy
Dark Ritual
31% of 360 decks +9% synergy
Fierce Guardianship
31% of 351 decks +13% synergy
Pact of Negation
31% of 359 decks +23% synergy
Tainted Pact
30% of 360 decks +26% synergy
Flusterstorm
30% of 359 decks +23% synergy
Mana Drain
29% of 360 decks +14% synergy
Counterspell
27% of 360 decks -16% synergy
Brainstorm
26% of 360 decks +5% synergy
Mental Misstep
23% of 359 decks +17% synergy
Path to Exile
23% of 79 decks -23% synergy
Nature's Claim
22% of 359 decks +13% synergy
Ad Nauseam
21% of 359 decks +18% synergy
Ephemerate
21% of 78 decks +15% synergy
Dovin's Veto
21% of 78 decks +1% synergy
Silence
20% of 79 decks +14% synergy
Chain of Vapor
19% of 360 decks +15% synergy
Beast Within
19% of 359 decks -19% synergy
Lim-Dûl's Vault
19% of 360 decks +15% synergy
Strix Serenade
19% of 69 decks +12% synergy
Deflecting Swat
17% of 53 decks +1% synergy
Crop Rotation
15% of 360 decks +5% synergy
Heroic Intervention
15% of 359 decks -15% synergy
Chord of Calling
14% of 359 decks +8% synergy
Anguished Unmaking
14% of 79 decks -10% synergy
Culling the Weak
14% of 360 decks +10% synergy
Arcane Denial
13% of 360 decks -6% synergy
Dispel
13% of 359 decks +8% synergy
Deadly Rollick
13% of 351 decks +2% synergy
Force of Vigor
12% of 358 decks +8% synergy
Teferi's Protection
12% of 78 decks -8% synergy
Pyroblast
11% of 54 decks +5% synergy
Red Elemental Blast
11% of 54 decks +5% synergy
Entomb
11% of 360 decks +3% synergy
Delay
10% of 359 decks +8% synergy
Sink into Stupor
10% of 69 decks -3% synergy
Spell Pierce
9% of 359 decks +6% synergy
Into the Flood Maw
9% of 43 decks +4% synergy
Fire Covenant
9% of 54 decks +6% synergy
Snap
9% of 360 decks +2% synergy
Miscast
9% of 350 decks +7% synergy
Borne Upon a Wind
9% of 184 decks +5% synergy
Ghostly Flicker
9% of 359 decks +4% synergy
Sorceries
Demonic Tutor
71% of 360 decks +49% synergy
Diabolic Intent
38% of 360 decks +29% synergy
Jolted Awake
38% of 8 decks +36% synergy
Neoform
36% of 358 decks +31% synergy
Toxic Deluge
30% of 359 decks +13% synergy
Imperial Seal
29% of 360 decks +23% synergy
Wrath of the Skies
27% of 15 decks +26% synergy
Idyllic Tutor
25% of 79 decks +20% synergy
Eldritch Evolution
25% of 359 decks +20% synergy
Finale of Devastation
23% of 358 decks +15% synergy
Culling Ritual
21% of 346 decks +10% synergy
Farseek
20% of 359 decks -14% synergy
Ponder
20% of 359 decks +7% synergy
Three Visits
20% of 360 decks -5% synergy
Nature's Lore
19% of 360 decks -13% synergy
Gitaxian Probe
19% of 359 decks +13% synergy
Reanimate
19% of 360 decks +3% synergy
Green Sun's Zenith
16% of 359 decks +10% synergy
Sevinne's Reclamation
14% of 77 decks +7% synergy
Yawgmoth's Will
14% of 360 decks +13% synergy
Cultivate
14% of 359 decks -33% synergy
Preordain
13% of 359 decks +2% synergy
Beseech the Mirror
13% of 141 decks +9% synergy
Grim Tutor
12% of 360 decks +7% synergy
Unearth
11% of 360 decks +8% synergy
Rampant Growth
11% of 360 decks -23% synergy
Gamble
11% of 54 decks +1% synergy
Extract
11% of 360 decks +10% synergy
Windfall
11% of 360 decks -2% synergy
Praetor's Grasp
10% of 359 decks +8% synergy
Manipulate Fate
10% of 360 decks +10% synergy
Kodama's Reach
10% of 359 decks -22% synergy
Ruinous Ultimatum
10% of 42 decks -9% synergy
Jeska's Will
9% of 53 decks -8% synergy
Damnation
8% of 359 decks +0% synergy
Supreme Verdict
8% of 79 decks -6% synergy
Chain of Smog
7% of 360 decks +6% synergy
Prismatic Ending
7% of 76 decks +6% synergy
Diabolic Tutor
6% of 360 decks +0% synergy
Wargate
6% of 79 decks +3% synergy
Altar of Bone
6% of 80 decks +6% synergy
Lórien Revealed
6% of 145 decks +3% synergy
Tendrils of Agony
6% of 359 decks +6% synergy
Wave Goodbye
6% of 115 decks +3% synergy
Past in Flames
6% of 53 decks +3% synergy
Grapeshot
6% of 53 decks +2% synergy
Blasphemous Act
6% of 53 decks -28% synergy
Wheel of Fortune
6% of 54 decks +1% synergy
Glimpse of Nature
5% of 359 decks +5% synergy
Skyshroud Claim
5% of 360 decks -4% synergy
Utility Artifacts
Cloudstone Curio
26% of 359 decks +25% synergy
The One Ring
23% of 216 decks +14% synergy
Wishclaw Talisman
21% of 353 decks +16% synergy
Panharmonicon
16% of 359 decks +12% synergy
Lightning Greaves
15% of 359 decks -10% synergy
Sensei's Divining Top
10% of 359 decks +5% synergy
Birthing Pod
8% of 359 decks +6% synergy
The Ozolith
8% of 351 decks +5% synergy
Ozolith, the Shattered Spire
8% of 209 decks +2% synergy
Swiftfoot Boots
7% of 359 decks -21% synergy
Phyrexian Altar
6% of 360 decks +2% synergy
The Great Henge
6% of 353 decks -4% synergy
Aetherflux Reservoir
6% of 359 decks +2% synergy
Skullclamp
5% of 359 decks -7% synergy
Enchantments
Sylvan Library
41% of 360 decks +29% synergy
Leyline of the Guildpact
33% of 12 decks +10% synergy
Food Chain
31% of 360 decks +30% synergy
Carpet of Flowers
28% of 360 decks +25% synergy
Static Prison
25% of 12 decks +24% synergy
Impact Tremors
23% of 53 decks +13% synergy
Chthonian Nightmare
22% of 72 decks +19% synergy
Wild Growth
21% of 360 decks +10% synergy
Aura Shards
20% of 80 decks +11% synergy
Necropotence
17% of 360 decks +12% synergy
Survival of the Fittest
16% of 360 decks +15% synergy
Sterling Grove
15% of 80 decks +7% synergy
Mana Cannons
14% of 42 decks +14% synergy
Rhythm of the Wild
13% of 53 decks -10% synergy
Primal Prayers
12% of 69 decks +11% synergy
Guardian Project
11% of 358 decks +2% synergy
Utopia Sprawl
11% of 359 decks +3% synergy
Widespread Thieving
11% of 37 decks +9% synergy
Smothering Tithe
10% of 78 decks -15% synergy
Goblin Bombardment
9% of 54 decks +3% synergy
Virtue of Knowledge
9% of 141 decks +6% synergy
Mass Hysteria
8% of 53 decks +7% synergy
Song of Creation
8% of 53 decks +5% synergy
Intruder Alarm
7% of 360 decks +5% synergy
Animate Dead
7% of 360 decks -3% synergy
Deafening Silence
6% of 77 decks +4% synergy
Stony Silence
6% of 79 decks +5% synergy
Hardened Scales
6% of 359 decks -3% synergy
Pernicious Deed
6% of 360 decks +4% synergy
Underworld Breach
6% of 53 decks -0% synergy
Mana Echoes
6% of 54 decks +5% synergy
Fervor
6% of 54 decks +4% synergy
Necromancy
6% of 360 decks +2% synergy
Swift Reconfiguration
5% of 73 decks +4% synergy
Court of Garenbrig
5% of 128 decks +2% synergy
Earthcraft
5% of 360 decks +5% synergy
Birthing Ritual
5% of 59 decks +4% synergy
Battles
Invasion of Ikoria
11% of 205 decks +6% synergy
Planeswalkers
Teferi, Time Raveler
15% of 78 decks +9% synergy
Oko, Thief of Crowns
12% of 353 decks +6% synergy
Grist, the Hunger Tide
6% of 345 decks +2% synergy
Jace, Wielder of Mysteries
5% of 358 decks +2% synergy
Utility Lands
Boseiju, Who Endures
44% of 328 decks +24% synergy
Ancient Tomb
36% of 360 decks +25% synergy
Otawara, Soaring City
30% of 328 decks +13% synergy
Yavimaya, Cradle of Growth
29% of 345 decks +20% synergy
Urborg, Tomb of Yawgmoth
24% of 359 decks +14% synergy
Gaea's Cradle
20% of 360 decks +14% synergy
Shifting Woodland
17% of 69 decks +8% synergy
Reliquary Tower
15% of 359 decks -14% synergy
Bojuka Bog
13% of 359 decks -17% synergy
Dryad Arbor
11% of 359 decks +7% synergy
Takenuma, Abandoned Mire
10% of 328 decks -0% synergy
Urza's Saga
8% of 345 decks +1% synergy
Phyrexian Tower
7% of 360 decks -2% synergy
Hall of Heliod's Generosity
6% of 78 decks -0% synergy
Strip Mine
6% of 360 decks +3% synergy
Mystic Sanctuary
6% of 353 decks -6% synergy
Field of the Dead
6% of 357 decks +3% synergy
Cephalid Coliseum
6% of 360 decks +3% synergy
Alchemist's Refuge
5% of 359 decks -2% synergy
Rogue's Passage
5% of 359 decks -14% synergy
Mana Artifacts
Sol Ring
83% of 360 decks -1% synergy
Arcane Signet
60% of 353 decks -12% synergy
Mana Crypt
37% of 360 decks +28% synergy
Chrome Mox
31% of 359 decks +25% synergy
Lotus Petal
30% of 360 decks +23% synergy
Mox Diamond
27% of 360 decks +23% synergy
Mana Vault
24% of 360 decks +18% synergy
Fellwar Stone
18% of 360 decks -3% synergy
Jeweled Lotus
14% of 350 decks +8% synergy
Talisman of Curiosity
13% of 358 decks +1% synergy
Talisman of Dominance
13% of 359 decks -18% synergy
Simic Signet
10% of 359 decks -4% synergy
Chromatic Lantern
10% of 359 decks +0% synergy
Talisman of Resilience
8% of 358 decks -3% synergy
Mox Amber
8% of 358 decks +3% synergy
Golgari Signet
8% of 359 decks -5% synergy
Dimir Signet
8% of 359 decks -22% synergy
Mox Opal
6% of 359 decks +1% synergy
Talisman of Progress
5% of 79 decks -18% synergy
Lands
Command Tower
91% of 359 decks +17% synergy
Breeding Pool
83% of 359 decks +42% synergy
Overgrown Tomb
81% of 359 decks +39% synergy
Watery Grave
81% of 359 decks +40% synergy
Misty Rainforest
78% of 359 decks +66% synergy
Verdant Catacombs
77% of 359 decks +66% synergy
Polluted Delta
75% of 360 decks +64% synergy
Temple Garden
75% of 79 decks +34% synergy
Stomping Ground
64% of 53 decks +23% synergy
Blood Crypt
60% of 53 decks +22% synergy
Hallowed Fountain
59% of 79 decks +19% synergy
Steam Vents
58% of 53 decks +20% synergy
Godless Shrine
58% of 79 decks +18% synergy
Windswept Heath
52% of 360 decks +41% synergy
Flooded Strand
51% of 360 decks +40% synergy
Marsh Flats
50% of 359 decks +39% synergy
Bayou
50% of 360 decks +36% synergy
Tropical Island
50% of 360 decks +36% synergy
Wooded Foothills
49% of 360 decks +39% synergy
Underground Sea
48% of 360 decks +34% synergy
Savannah
48% of 80 decks +34% synergy
Scrubland
48% of 80 decks +34% synergy
Scalding Tarn
47% of 359 decks +36% synergy
Tundra
46% of 80 decks +32% synergy
City of Brass
46% of 360 decks +37% synergy
Zagoth Triome
45% of 351 decks +14% synergy
Rejuvenating Springs
45% of 350 decks +16% synergy
Bloodstained Mire
44% of 360 decks +33% synergy
Exotic Orchard
43% of 359 decks +8% synergy
Taiga
43% of 54 decks +30% synergy
Badlands
43% of 54 decks +29% synergy
Volcanic Island
43% of 54 decks +29% synergy
Undergrowth Stadium
42% of 350 decks +16% synergy
Morphic Pool
42% of 358 decks +16% synergy
Spara's Headquarters
42% of 72 decks +10% synergy
Mana Confluence
41% of 359 decks +34% synergy
Ketria Triome
40% of 53 decks +7% synergy
Plateau
40% of 43 decks +27% synergy
Sacred Foundry
38% of 42 decks +2% synergy
Hedge Maze
37% of 111 decks +23% synergy
Indatha Triome
36% of 77 decks +5% synergy
Ziatora's Proving Ground
32% of 47 decks +0% synergy
Raffine's Tower
28% of 72 decks +0% synergy
Raugrin Triome
26% of 42 decks -0% synergy
Yavimaya Coast
26% of 360 decks -0% synergy
Undercity Sewers
24% of 111 decks +11% synergy
Jetmir's Garden
24% of 37 decks -9% synergy
Llanowar Wastes
24% of 360 decks -1% synergy
Waterlogged Grove
23% of 358 decks +16% synergy
Underground Mortuary
23% of 111 decks +7% synergy