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.

Top Commanders (3)
Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
3.83% of 3264 decks 125 decks
Yarok, the Desecrated
0.77% of 10213 decks 79 decks
Thrasios, Triton Hero // Tymna the Weaver
0.50% of 4408 decks 22 decks
New Cards (5)
Hedge Maze
63% of 30 decks +59% synergy
Undercity Sewers
47% of 30 decks +41% synergy
Underground Mortuary
40% of 30 decks +35% synergy
Satoru, the Infiltrator
33% of 9 decks +31% synergy
Honest Rutstein
33% of 9 decks +30% synergy
High Synergy Cards (10)
Recruiter of the Guard
61% of 88 decks +60% synergy
Birds of Paradise
71% of 381 decks +59% synergy
Enlightened Tutor
66% of 89 decks +58% synergy
Noble Hierarch
58% of 88 decks +56% synergy
Aragorn, the Uniter
56% of 9 decks +55% synergy
Eladamri's Call
57% of 89 decks +55% synergy
Assassin's Trophy
59% of 376 decks +53% synergy
Orcish Bowmasters
58% of 104 decks +51% synergy
Deathrite Shaman
51% of 380 decks +48% synergy
Abrupt Decay
48% of 380 decks +45% synergy
Top Cards (10)
Swords to Plowshares
58% of 89 decks +30% synergy
Baleful Strix
56% of 380 decks +53% synergy
Eternal Witness
56% of 380 decks +45% synergy
Rhystic Study
55% of 381 decks +41% synergy
Worldly Tutor
50% of 381 decks +43% synergy
Mystic Remora
49% of 381 decks +40% synergy
Swan Song
47% of 380 decks +39% synergy
Cyclonic Rift
47% of 380 decks +33% synergy
Delighted Halfling
45% of 111 decks +38% synergy
Dockside Extortionist
45% of 56 decks +37% synergy
Creatures (50)
Imperial Recruiter
60% of 57 decks +56% synergy
Llanowar Elves
44% of 381 decks +33% synergy
Elves of Deep Shadow
43% of 381 decks +40% synergy
Thassa's Oracle
41% of 369 decks +38% synergy
Acererak the Archlich
41% of 350 decks +40% synergy
Ignoble Hierarch
40% of 55 decks +37% synergy
Fyndhorn Elves
35% of 381 decks +28% synergy
Opposition Agent
35% of 367 decks +30% synergy
Elvish Mystic
34% of 380 decks +26% synergy
Avacyn's Pilgrim
33% of 88 decks +29% synergy
Spellseeker
33% of 376 decks +31% synergy
Coiling Oracle
32% of 380 decks +30% synergy
Shrieking Drake
31% of 381 decks +31% synergy
Esper Sentinel
31% of 85 decks +21% synergy
Elesh Norn, Mother of Machines
31% of 36 decks +28% synergy
Bloom Tender
30% of 380 decks +26% synergy
Uro, Titan of Nature's Wrath
30% of 369 decks +29% synergy
Ice-Fang Coatl
29% of 376 decks +28% synergy
Aether Channeler
28% of 213 decks +27% synergy
Grand Abolisher
27% of 88 decks +23% synergy
Arbor Elf
27% of 380 decks +23% synergy
Eternal Scourge
27% of 378 decks +26% synergy
Dauthi Voidwalker
26% of 356 decks +21% synergy
Destiny Spinner
26% of 368 decks +24% synergy
Academy Rector
26% of 89 decks +25% synergy
Parasitic Strix
26% of 380 decks +26% synergy
Cloud of Faeries
26% of 381 decks +25% synergy
Faeburrow Elder
26% of 86 decks +23% synergy
Misthollow Griffin
26% of 380 decks +25% synergy
Knight of Autumn
25% of 87 decks +25% synergy
Corpse Knight
23% of 86 decks +22% synergy
Reclamation Sage
22% of 380 decks +16% synergy
Ranger-Captain of Eos
22% of 87 decks +20% synergy
Collector Ouphe
21% of 376 decks +20% synergy
Lotho, Corrupt Shirriff
21% of 19 decks +17% synergy
Endurance
21% of 357 decks +20% synergy
Gilded Drake
20% of 381 decks +18% synergy
Kiki-Jiki, Mirror Breaker
20% of 56 decks +18% synergy
Whitemane Lion
19% of 88 decks +19% synergy
Drannith Magistrate
19% of 85 decks +15% synergy
Loran of the Third Path
18% of 39 decks +14% synergy
Notion Thief
18% of 380 decks +16% synergy
Man-o'-War
18% of 381 decks +18% synergy
Horned Kavu
18% of 57 decks +18% synergy
Lavinia, Azorius Renegade
17% of 87 decks +16% synergy
Moon-Blessed Cleric
17% of 83 decks +16% synergy
Faerie Mastermind
17% of 137 decks +13% synergy
Skyclave Apparition
16% of 85 decks +15% synergy
Phantasmal Image
16% of 380 decks +14% synergy
Felidar Guardian
16% of 88 decks +15% synergy
Instants (50)
Vampiric Tutor
64% of 381 decks +54% synergy
Force of Will
43% of 381 decks +38% synergy
Mystical Tutor
43% of 381 decks +36% synergy
Veil of Summer
40% of 375 decks +37% synergy
An Offer You Can't Refuse
38% of 290 decks +28% synergy
Fierce Guardianship
34% of 368 decks +26% synergy
Demonic Consultation
34% of 381 decks +32% synergy
Force of Negation
33% of 376 decks +29% synergy
Noxious Revival
33% of 380 decks +30% synergy
Pact of Negation
32% of 380 decks +29% synergy
Mana Drain
31% of 381 decks +23% synergy
Brainstorm
30% of 381 decks +19% synergy
Tainted Pact
30% of 381 decks +28% synergy
Counterspell
30% of 381 decks +9% synergy
Flusterstorm
28% of 380 decks +25% synergy
Dark Ritual
27% of 381 decks +16% synergy
Radstorm
25% of 16 decks +20% synergy
Nature's Claim
24% of 380 decks +19% synergy
Ad Nauseam
21% of 380 decks +20% synergy
Mental Misstep
21% of 380 decks +18% synergy
Path to Exile
20% of 88 decks +1% synergy
Lim-Dûl's Vault
20% of 381 decks +19% synergy
Ephemerate
20% of 87 decks +17% synergy
Dovin's Veto
20% of 87 decks +15% synergy
Silence
19% of 88 decks +16% synergy
Beast Within
18% of 380 decks -1% synergy
Chain of Vapor
17% of 381 decks +15% synergy
Crop Rotation
15% of 381 decks +11% synergy
Anguished Unmaking
15% of 88 decks +9% synergy
Heroic Intervention
14% of 377 decks +1% synergy
Chord of Calling
14% of 380 decks +11% synergy
Force of Vigor
13% of 376 decks +12% synergy
Culling the Weak
13% of 381 decks +11% synergy
Deadly Rollick
12% of 368 decks +7% synergy
Dispel
12% of 380 decks +10% synergy
Entomb
12% of 381 decks +8% synergy
Arcane Denial
12% of 381 decks +2% synergy
Teferi's Protection
11% of 87 decks +2% synergy
Delay
11% of 380 decks +9% synergy
Deflecting Swat
11% of 55 decks +3% synergy
Ghostly Flicker
9% of 380 decks +7% synergy
Fire Covenant
9% of 57 decks +8% synergy
Pyroblast
9% of 57 decks +6% synergy
Red Elemental Blast
9% of 57 decks +5% synergy
Growth Spiral
8% of 376 decks +3% synergy
Pongify
8% of 380 decks +2% synergy
Negate
8% of 380 decks -3% synergy
Miscast
8% of 367 decks +7% synergy
Autumn's Veil
8% of 380 decks +7% synergy
Spell Pierce
8% of 380 decks +6% synergy
Sorceries (50)
Demonic Tutor
72% of 381 decks +60% synergy
Diabolic Intent
38% of 381 decks +34% synergy
Neoform
35% of 376 decks +34% synergy
Toxic Deluge
28% of 380 decks +20% synergy
Eldritch Evolution
28% of 378 decks +25% synergy
Imperial Seal
25% of 381 decks +23% synergy
Finale of Devastation
23% of 376 decks +20% synergy
Idyllic Tutor
23% of 88 decks +20% synergy
Ponder
22% of 380 decks +15% synergy
Green Sun's Zenith
20% of 380 decks +17% synergy
Reanimate
19% of 381 decks +12% synergy
Farseek
19% of 380 decks +3% synergy
Three Visits
18% of 381 decks +6% synergy
Culling Ritual
18% of 361 decks +15% synergy
Nature's Lore
18% of 381 decks +3% synergy
Gitaxian Probe
17% of 380 decks +13% synergy
Beseech the Mirror
16% of 68 decks +13% synergy
Grim Tutor
16% of 381 decks +13% synergy
Windfall
14% of 381 decks +7% synergy
Preordain
13% of 380 decks +7% synergy
Sevinne's Reclamation
13% of 86 decks +10% synergy
Cultivate
13% of 380 decks -10% synergy
Rampant Growth
12% of 381 decks -4% synergy
Yawgmoth's Will
11% of 381 decks +10% synergy
Manipulate Fate
10% of 381 decks +10% synergy
Unearth
10% of 381 decks +8% synergy
Kodama's Reach
9% of 380 decks -6% synergy
Damnation
9% of 380 decks +4% synergy
Grapeshot
9% of 56 decks +7% synergy
Extract
9% of 381 decks +9% synergy
Gamble
9% of 57 decks +4% synergy
Prismatic Ending
8% of 85 decks +8% synergy
Supreme Verdict
8% of 88 decks +5% synergy
Chain of Smog
7% of 381 decks +7% synergy
Jeska's Will
7% of 55 decks -2% synergy
Praetor's Grasp
7% of 380 decks +6% synergy
Wheel of Fortune
7% of 57 decks +4% synergy
Tendrils of Agony
7% of 380 decks +6% synergy
Wargate
7% of 88 decks +6% synergy
Ruinous Ultimatum
7% of 45 decks +5% synergy
Regrowth
6% of 381 decks +4% synergy
Glimpse of Nature
6% of 380 decks +6% synergy
Diabolic Tutor
6% of 381 decks +2% synergy
Altar of Bone
6% of 89 decks +6% synergy
Skyshroud Claim
6% of 381 decks +1% synergy
Expressive Iteration
5% of 55 decks +4% synergy
Wheel of Fate
5% of 56 decks +5% synergy
Past in Flames
5% of 56 decks +4% synergy
Blasphemous Act
5% of 56 decks -11% synergy
Foresight
5% of 381 decks +5% synergy
Utility Artifacts (16)
Cloudstone Curio
27% of 380 decks +26% synergy
The One Ring
19% of 135 decks +10% synergy
Panharmonicon
18% of 378 decks +14% synergy
Wishclaw Talisman
17% of 371 decks +14% synergy
Lightning Greaves
14% of 380 decks -11% synergy
Sensei's Divining Top
12% of 380 decks +5% synergy
Ozolith, the Shattered Spire
9% of 130 decks +6% synergy
Birthing Pod
9% of 380 decks +8% synergy
The Ozolith
7% of 368 decks +3% synergy
Swiftfoot Boots
6% of 380 decks -22% synergy
Phyrexian Altar
6% of 381 decks +2% synergy
The Great Henge
6% of 371 decks +1% synergy
Aetherflux Reservoir
6% of 378 decks +2% synergy
Agatha's Soul Cauldron
5% of 57 decks +3% synergy
Skullclamp
5% of 380 decks -8% synergy
Null Rod
5% of 381 decks +5% synergy
Enchantments (33)
Sylvan Library
44% of 381 decks +38% synergy
Food Chain
28% of 381 decks +28% synergy
Carpet of Flowers
26% of 381 decks +24% synergy
Wild Growth
20% of 381 decks +15% synergy
Impact Tremors
20% of 56 decks +15% synergy
Mana Cannons
18% of 34 decks +17% synergy
Survival of the Fittest
17% of 381 decks +16% synergy
Sterling Grove
17% of 89 decks +15% synergy
Aura Shards
16% of 89 decks +14% synergy
Necropotence
15% of 381 decks +12% synergy
Utopia Sprawl
13% of 380 decks +10% synergy
Virtue of Knowledge
13% of 68 decks +11% synergy
Rhythm of the Wild
12% of 56 decks +7% synergy
Guardian Project
12% of 376 decks +8% synergy
Court of Garenbrig
10% of 52 decks +7% synergy
Widespread Thieving
8% of 38 decks +8% synergy
Swift Reconfiguration
8% of 76 decks +7% synergy
Intruder Alarm
8% of 381 decks +7% synergy
Animate Dead
8% of 381 decks +3% synergy
Song of Creation
7% of 55 decks +7% synergy
Mass Hysteria
7% of 56 decks +7% synergy
Earthcraft
7% of 381 decks +7% synergy
Goblin Bombardment
7% of 57 decks +4% synergy
Deafening Silence
7% of 86 decks +6% synergy
Pernicious Deed
7% of 381 decks +6% synergy
Necromancy
7% of 381 decks +5% synergy
Jeskai Ascendancy
7% of 46 decks +6% synergy
Exploration
6% of 381 decks +3% synergy
Smothering Tithe
6% of 87 decks -6% synergy
Stony Silence
6% of 88 decks +5% synergy
Underworld Breach
5% of 55 decks +2% synergy
Fervor
5% of 57 decks +4% synergy
Black Market Connections
5% of 232 decks -0% synergy
Battles (1)
Invasion of Ikoria
12% of 130 decks +9% synergy
Planeswalkers (7)
Teferi, Time Raveler
14% of 87 decks +12% synergy
Oko, Thief of Crowns
13% of 371 decks +12% synergy
Jace, Wielder of Mysteries
7% of 376 decks +5% synergy
Narset, Parter of Veils
7% of 376 decks +4% synergy
Ashiok, Dream Render
6% of 376 decks +5% synergy
Grist, the Hunger Tide
6% of 360 decks +5% synergy
Tyvar, Jubilant Brawler
5% of 147 decks +4% synergy
Utility Lands (18)
Boseiju, Who Endures
43% of 331 decks +34% synergy
Ancient Tomb
37% of 381 decks +26% synergy
Yavimaya, Cradle of Growth
31% of 360 decks +22% synergy
Otawara, Soaring City
30% of 323 decks +22% synergy
Urborg, Tomb of Yawgmoth
28% of 380 decks +18% synergy
Gaea's Cradle
19% of 381 decks +17% synergy
Bojuka Bog
14% of 380 decks -2% synergy
Takenuma, Abandoned Mire
14% of 316 decks +7% synergy
Reliquary Tower
13% of 380 decks -15% synergy
Dryad Arbor
10% of 380 decks +8% synergy
Urza's Saga
10% of 354 decks +3% synergy
Hall of Heliod's Generosity
9% of 87 decks +6% synergy
Phyrexian Tower
9% of 381 decks +4% synergy
Strip Mine
8% of 381 decks +5% synergy
Field of the Dead
7% of 375 decks +4% synergy
Cephalid Coliseum
7% of 381 decks +6% synergy
Mystic Sanctuary
6% of 371 decks -0% synergy
Alchemist's Refuge
6% of 380 decks +5% synergy
Mana Artifacts (21)
Sol Ring
83% of 381 decks -1% synergy
Arcane Signet
61% of 371 decks -9% synergy
Mana Crypt
43% of 381 decks +32% synergy
Chrome Mox
32% of 380 decks +25% synergy
Lotus Petal
27% of 381 decks +20% synergy
Mox Diamond
24% of 381 decks +19% synergy
Mana Vault
21% of 381 decks +14% synergy
Jeweled Lotus
17% of 367 decks +10% synergy
Fellwar Stone
15% of 381 decks -6% synergy
Talisman of Dominance
13% of 380 decks +5% synergy
Talisman of Curiosity
12% of 376 decks +10% synergy
Simic Signet
11% of 380 decks +7% synergy
Chromatic Lantern
10% of 380 decks +0% synergy
Golgari Signet
9% of 380 decks +7% synergy
Talisman of Resilience
9% of 376 decks +7% synergy
Dimir Signet
9% of 380 decks +1% synergy
Mox Amber
7% of 376 decks +3% synergy
Talisman of Progress
7% of 88 decks +2% synergy
Mox Opal
6% of 380 decks +1% synergy
Talisman of Impulse
5% of 56 decks +4% synergy
Talisman of Creativity
5% of 56 decks -1% synergy
Lands (50)
Command Tower
89% of 380 decks +16% synergy
Breeding Pool
82% of 380 decks +73% synergy
Overgrown Tomb
81% of 380 decks +71% synergy
Watery Grave
81% of 380 decks +70% synergy
Verdant Catacombs
77% of 380 decks +66% synergy
Misty Rainforest
77% of 380 decks +65% synergy
Temple Garden
76% of 88 decks +67% synergy
Polluted Delta
71% of 381 decks +60% synergy
Hallowed Fountain
60% of 88 decks +51% synergy
Godless Shrine
60% of 88 decks +51% synergy
Stomping Ground
59% of 56 decks +50% synergy
Marsh Flats
51% of 380 decks +39% synergy
Windswept Heath
50% of 381 decks +40% synergy
Flooded Strand
50% of 381 decks +39% synergy
Rejuvenating Springs
49% of 367 decks +43% synergy
Zagoth Triome
48% of 368 decks +45% synergy
Scrubland
48% of 89 decks +45% synergy
Savannah
48% of 89 decks +45% synergy
Blood Crypt
48% of 56 decks +39% synergy
Steam Vents
48% of 56 decks +39% synergy
Tundra
47% of 89 decks +44% synergy
Bayou
46% of 381 decks +44% synergy
Tropical Island
46% of 381 decks +43% synergy
City of Brass
46% of 381 decks +38% synergy
Wooded Foothills
46% of 381 decks +37% synergy
Scalding Tarn
46% of 380 decks +35% synergy
Undergrowth Stadium
46% of 367 decks +40% synergy
Morphic Pool
45% of 376 decks +39% synergy
Underground Sea
45% of 381 decks +41% synergy
Mana Confluence
45% of 380 decks +37% synergy
Spara's Headquarters
44% of 75 decks +40% synergy
Taiga
44% of 57 decks +41% synergy
Exotic Orchard
42% of 380 decks +8% synergy
Bloodstained Mire
39% of 381 decks +29% synergy
Badlands
39% of 57 decks +36% synergy
Volcanic Island
39% of 57 decks +36% synergy
Ketria Triome
38% of 55 decks +34% synergy
Plateau
36% of 47 decks +33% synergy
Indatha Triome
34% of 85 decks +31% synergy
Ziatora's Proving Ground
33% of 46 decks +29% synergy
Sacred Foundry
33% of 46 decks +24% synergy
Raffine's Tower
29% of 75 decks +25% synergy
Yavimaya Coast
28% of 381 decks +23% synergy
Jetmir's Garden
26% of 38 decks +22% synergy
Llanowar Wastes
26% of 381 decks +21% synergy
Waterlogged Grove
24% of 376 decks +22% synergy
Hinterland Harbor
23% of 380 decks +18% synergy
Raugrin Triome
22% of 45 decks +19% synergy
Nurturing Peatland
22% of 376 decks +21% synergy
Woodland Cemetery
21% of 380 decks +16% synergy