Morophon, the Boundless + Cavern Harpy

Morophon, the Boundless
Cavern Harpy

Requires
Morophon, the Boundless must be on the battlefield. Cavern Harpy must be in hand. "Harpy" or "Beast" chosen with Morophon.
Steps
  1. Cast Cavern Harpy by paying 0.
  2. Cavern Harpy enters the battlefield, returning itself from the battlefield to your hand.
  3. Repeat.
Results
Infinite ETB. Infinite LTB. Infinite storm count.

Morophon, the Boundless
0.44% of 9863 decks 43 decks
Kenrith, the Returned King
0.00% of 21513 decks 1 decks
Najeela, the Blade-Blossom
0.01% of 10759 decks 1 decks
Ulalek, Fused Atrocity
0.01% of 10386 decks 1 decks
Rukarumel, Biologist
0.04% of 2789 decks 1 decks
Niv-Mizzet Reborn
0.02% of 4053 decks 1 decks
The First Sliver
0.01% of 10972 decks 1 decks
Omnath, Locus of All
0.01% of 12969 decks 1 decks
High Synergy Cards
Shrieking Drake
88% of 50 decks +88% synergy
Horned Kavu
74% of 50 decks +74% synergy
Impact Tremors
62% of 50 decks +60% synergy
Beast Whisperer
58% of 50 decks +56% synergy
Grapeshot
56% of 50 decks +56% synergy
Silver Drake
54% of 50 decks +54% synergy
Fleetfoot Panther
54% of 50 decks +54% synergy
Whitemane Lion
54% of 50 decks +54% synergy
Chulane, Teller of Tales
56% of 50 decks +53% synergy
Kor Skyfisher
52% of 50 decks +52% synergy
Top Cards
Dream Stalker
52% of 50 decks +52% synergy
Tendrils of Agony
50% of 50 decks +50% synergy
Lava Zombie
48% of 50 decks +48% synergy
Bontu's Monument
48% of 50 decks +48% synergy
Sawtooth Loon
46% of 50 decks +46% synergy
Sparkcaster
46% of 50 decks +46% synergy
Heartless Summoning
46% of 50 decks +46% synergy
Tome of the Guildpact
46% of 50 decks +43% synergy
Leyline of the Guildpact
45% of 11 decks +22% synergy
Grinning Ignus
44% of 50 decks +44% synergy
Creatures
Primordial Sage
42% of 50 decks +42% synergy
Nightscape Familiar
42% of 50 decks +42% synergy
Stormscape Familiar
40% of 50 decks +40% synergy
Sunscape Familiar
40% of 50 decks +40% synergy
Soul of the Harvest
40% of 50 decks +39% synergy
Mistform Warchief
38% of 50 decks +38% synergy
Corpse Knight
38% of 50 decks +38% synergy
Hibernation Sliver
38% of 50 decks +33% synergy
Thornscape Familiar
36% of 50 decks +36% synergy
Thunderscape Familiar
36% of 50 decks +36% synergy
Umori, the Collector
36% of 50 decks +36% synergy
Birds of Paradise
36% of 50 decks +11% synergy
Ezzaroot Channeler
30% of 50 decks +30% synergy
Duskwatch Recruiter
30% of 50 decks +30% synergy
Sakura-Tribe Elder
26% of 50 decks +21% synergy
Ignoble Hierarch
24% of 45 decks +13% synergy
Kutzil, Malamet Exemplar
23% of 13 decks +12% synergy
Jodah, Archmage Eternal
22% of 50 decks +18% synergy
Noble Hierarch
20% of 50 decks +10% synergy
Springbloom Druid
18% of 50 decks +17% synergy
Animar, Soul of Elements
18% of 50 decks +15% synergy
Dockside Extortionist
18% of 50 decks +10% synergy
Purphoros, God of the Forge
16% of 50 decks +14% synergy
Delighted Halfling
15% of 20 decks +2% synergy
Acererak the Archlich
14% of 42 decks +14% synergy
Deputy of Acquittals
14% of 50 decks +14% synergy
Birgi, God of Storytelling
14% of 50 decks +13% synergy
Unsettled Mariner
14% of 50 decks +10% synergy
Deathrite Shaman
14% of 50 decks +8% synergy
Witty Roastmaster
13% of 39 decks +13% synergy
Faeburrow Elder
12% of 50 decks -9% synergy
Esper Sentinel
11% of 45 decks +2% synergy
Herald of Slaanesh
10% of 30 decks +10% synergy
Niambi, Esteemed Speaker
10% of 50 decks +9% synergy
Nylea, Keen-Eyed
10% of 50 decks +8% synergy
Changeling Outcast
10% of 50 decks +6% synergy
Cloudshredder Sliver
10% of 50 decks +1% synergy
Bloom Tender
10% of 50 decks -8% synergy
Miirym, Sentinel Wyrm
9% of 34 decks -2% synergy
Reaper King
8% of 50 decks +7% synergy
Wood Elves
8% of 50 decks +7% synergy
Risen Reef
8% of 50 decks +5% synergy
Simian Spirit Guide
8% of 50 decks +5% synergy
Amoeboid Changeling
8% of 50 decks +5% synergy
Mirror Entity
8% of 50 decks +2% synergy
Manaweft Sliver
8% of 50 decks -1% synergy
Realmwalker
8% of 50 decks -1% synergy
Gemhide Sliver
8% of 50 decks -1% synergy
Stonecloaker
6% of 50 decks +6% synergy
Frogtosser Banneret
6% of 50 decks +6% synergy
Instants
Signal the Clans
42% of 50 decks +42% synergy
Harrow
34% of 50 decks +30% synergy
Negate
34% of 50 decks +24% synergy
Despark
32% of 50 decks +26% synergy
Crush Contraband
26% of 50 decks +26% synergy
Roiling Regrowth
26% of 50 decks +25% synergy
Return to Nature
26% of 50 decks +25% synergy
Depart the Realm
22% of 50 decks +22% synergy
Saw It Coming
22% of 50 decks +21% synergy
Swords to Plowshares
22% of 50 decks -19% synergy
Neutralize
20% of 50 decks +20% synergy
Brain Freeze
20% of 50 decks +17% synergy
Worldly Tutor
18% of 50 decks +6% synergy
Vampiric Tutor
18% of 50 decks +1% synergy
Path to Exile
18% of 50 decks -7% synergy
Stroke of Midnight
17% of 18 decks +14% synergy
Enlightened Tutor
16% of 50 decks +0% synergy
Dark Ritual
14% of 50 decks +9% synergy
Eladamri's Call
12% of 50 decks +4% synergy
Swan Song
12% of 50 decks +2% synergy
Assassin's Trophy
12% of 50 decks -2% synergy
Beast Within
12% of 50 decks -3% synergy
Cyclonic Rift
12% of 50 decks -9% synergy
Heroic Intervention
12% of 50 decks -9% synergy
Counterspell
12% of 50 decks -9% synergy
Ephemerate
10% of 50 decks +7% synergy
Brainstorm
10% of 50 decks +3% synergy
Stinging Study
8% of 50 decks +7% synergy
Veil of Summer
8% of 50 decks +5% synergy
Return of the Wildspeaker
8% of 50 decks +3% synergy
Arcane Denial
8% of 50 decks +2% synergy
Boros Charm
8% of 50 decks +2% synergy
Mystical Tutor
8% of 50 decks +1% synergy
Mana Drain
8% of 50 decks -1% synergy
Fierce Guardianship
8% of 50 decks -4% synergy
An Offer You Can't Refuse
8% of 39 decks -1% synergy
Planar Incision
8% of 40 decks +7% synergy
Krosan Grip
6% of 50 decks +4% synergy
Ad Nauseam
6% of 50 decks +4% synergy
Nature's Claim
6% of 50 decks +3% synergy
Flusterstorm
6% of 50 decks +1% synergy
Pact of Negation
6% of 50 decks +1% synergy
Silence
6% of 50 decks +0% synergy
Dovin's Veto
6% of 50 decks -2% synergy
Generous Gift
6% of 50 decks -2% synergy
Teferi's Protection
6% of 50 decks -12% synergy
Sorceries
Cultivate
40% of 50 decks +2% synergy
Rampant Growth
36% of 50 decks +13% synergy
Farseek
32% of 50 decks -13% synergy
Weird Harvest
30% of 50 decks +30% synergy
Supply // Demand
30% of 50 decks +30% synergy
Nature's Lore
30% of 50 decks +2% synergy
Search for Tomorrow
28% of 50 decks +25% synergy
Mind's Desire
26% of 50 decks +26% synergy
Three Visits
26% of 50 decks +2% synergy
Rip Apart
24% of 50 decks +24% synergy
Demonic Tutor
22% of 50 decks +1% synergy
Migration Path
20% of 50 decks +17% synergy
Kodama's Reach
18% of 50 decks -7% synergy
Grow from the Ashes
16% of 50 decks +15% synergy
Glimpse of Nature
14% of 50 decks +14% synergy
Diabolic Tutor
12% of 50 decks +8% synergy
Jeska's Will
10% of 50 decks +8% synergy
Grim Tutor
10% of 50 decks +7% synergy
Imperial Seal
10% of 50 decks +6% synergy
Blasphemous Act
10% of 50 decks +1% synergy
Skyshroud Claim
10% of 50 decks -0% synergy
Chatterstorm
7% of 45 decks +7% synergy
Profane Tutor
7% of 45 decks +4% synergy
Temporal Fissure
6% of 50 decks +6% synergy
Mana Geyser
6% of 50 decks +6% synergy
Buried Alive
6% of 50 decks +5% synergy
Toxic Deluge
6% of 50 decks +2% synergy
Kindred Dominance
6% of 50 decks +1% synergy
Patriarch's Bidding
6% of 50 decks +0% synergy
Utility Artifacts
Hazoret's Monument
44% of 50 decks +44% synergy
Oketra's Monument
44% of 50 decks +44% synergy
Rhonas's Monument
42% of 50 decks +42% synergy
Kefnet's Monument
38% of 50 decks +38% synergy
Maskwood Nexus
26% of 50 decks +20% synergy
Altar of the Brood
20% of 50 decks +20% synergy
Fist of Suns
18% of 50 decks +11% synergy
Vanquisher's Banner
16% of 50 decks +7% synergy
Helm of Awakening
14% of 50 decks +13% synergy
Urza's Incubator
14% of 50 decks +1% synergy
Herald's Horn
14% of 50 decks -4% synergy
The One Ring
14% of 22 decks +4% synergy
Cloud Key
12% of 50 decks +10% synergy
Lightning Greaves
12% of 50 decks -6% synergy
Aetherflux Reservoir
10% of 50 decks +9% synergy
The Great Henge
10% of 50 decks +4% synergy
Swiftfoot Boots
10% of 50 decks -3% synergy
Cloudstone Curio
8% of 50 decks +7% synergy
Semblance Anvil
8% of 50 decks +7% synergy
Ashnod's Altar
6% of 50 decks +4% synergy
Panharmonicon
6% of 50 decks +3% synergy
Enchantments
Outpost Siege
40% of 50 decks +40% synergy
Warstorm Surge
32% of 50 decks +30% synergy
Season of Growth
28% of 50 decks +27% synergy
Sunbird's Invocation
26% of 50 decks +24% synergy
Mystic Remora
20% of 50 decks +8% synergy
Rhystic Study
20% of 50 decks -4% synergy
Font of Fertility
18% of 50 decks +17% synergy
Guardian Project
18% of 50 decks +14% synergy
Aluren
10% of 50 decks +10% synergy
Arcane Adaptation
10% of 50 decks +8% synergy
Sylvan Library
10% of 50 decks +3% synergy
Smothering Tithe
10% of 50 decks -11% synergy
Furious Assault
8% of 50 decks +8% synergy
Kindred Discovery
8% of 50 decks -4% synergy
Conspiracy
6% of 50 decks +5% synergy
Blind Obedience
6% of 50 decks +5% synergy
Zendikar Resurgent
6% of 50 decks +4% synergy
Intruder Alarm
6% of 50 decks +4% synergy
Omniscience
6% of 50 decks +2% synergy
Cryptolith Rite
6% of 50 decks +1% synergy
Temur Ascendancy
6% of 50 decks -4% synergy
Rhythm of the Wild
6% of 50 decks -5% synergy
Mirari's Wake
6% of 50 decks -5% synergy
Utility Lands
Ancient Tomb
22% of 50 decks +13% synergy
Reliquary Tower
18% of 50 decks -7% synergy
Yavimaya, Cradle of Growth
16% of 45 decks +4% synergy
Boseiju, Who Endures
12% of 40 decks +1% synergy
Cascading Cataracts
12% of 50 decks -4% synergy
Urborg, Tomb of Yawgmoth
8% of 50 decks +0% synergy
Urza's Mine
6% of 50 decks +3% synergy
Urza's Power Plant
6% of 50 decks +3% synergy
Temple of the False God
6% of 50 decks -1% synergy
Mana Artifacts
Sol Ring
66% of 50 decks -12% synergy
Arcane Signet
56% of 50 decks -18% synergy
Tangleroot
38% of 50 decks +38% synergy
Chromatic Lantern
32% of 50 decks -21% synergy
Commander's Sphere
22% of 50 decks +1% synergy
Fellwar Stone
22% of 50 decks -10% synergy
Thought Vessel
18% of 50 decks +11% synergy
Mana Crypt
16% of 50 decks +5% synergy
Jeweled Lotus
14% of 50 decks +9% synergy
Mana Vault
12% of 50 decks +6% synergy
Chrome Mox
12% of 50 decks +5% synergy
Lotus Petal
10% of 50 decks +3% synergy
Decanter of Endless Water
9% of 34 decks +2% synergy
Relic of Legends
9% of 34 decks -1% synergy
Chromatic Orrery
8% of 50 decks -5% synergy
Lion's Eye Diamond
6% of 50 decks +3% synergy
Mox Diamond
6% of 50 decks +1% synergy
Lands
Command Tower
84% of 50 decks -4% synergy
Exotic Orchard
60% of 50 decks -3% synergy
Verdant Catacombs
46% of 50 decks +18% synergy
Misty Rainforest
46% of 50 decks +17% synergy
Path of Ancestry
46% of 50 decks +6% synergy
Polluted Delta
44% of 50 decks +21% synergy
Wooded Foothills
44% of 50 decks +19% synergy
Windswept Heath
42% of 50 decks +15% synergy
Overgrown Tomb
40% of 50 decks +10% synergy
Breeding Pool
40% of 50 decks +10% synergy
Temple Garden
40% of 50 decks +10% synergy
Bloodstained Mire
38% of 50 decks +16% synergy
Watery Grave
38% of 50 decks +13% synergy
Flooded Strand
36% of 50 decks +12% synergy
Scalding Tarn
36% of 50 decks +11% synergy
Stomping Ground
36% of 50 decks +6% synergy
Hallowed Fountain
34% of 50 decks +6% synergy
Steam Vents
32% of 50 decks +7% synergy
Marsh Flats
32% of 50 decks +6% synergy
Evolving Wilds
30% of 50 decks +8% synergy
Blood Crypt
30% of 50 decks +7% synergy
Arid Mesa
30% of 50 decks +4% synergy
Savannah
28% of 50 decks +15% synergy
Bayou
28% of 50 decks +15% synergy
Godless Shrine
28% of 50 decks +3% synergy
Terramorphic Expanse
26% of 50 decks +9% synergy
Mana Confluence
26% of 50 decks +6% synergy
Sacred Foundry
26% of 50 decks +2% synergy
Raffine's Tower
26% of 39 decks +8% synergy
Krosan Verge
24% of 50 decks +19% synergy
Badlands
24% of 50 decks +12% synergy
Volcanic Island
24% of 50 decks +12% synergy
Taiga
24% of 50 decks +11% synergy
Tropical Island
24% of 50 decks +11% synergy
City of Brass
24% of 50 decks +3% synergy
Myriad Landscape
22% of 50 decks +15% synergy
Plateau
22% of 50 decks +10% synergy
Underground Sea
22% of 50 decks +10% synergy
Tundra
22% of 50 decks +9% synergy
Reflecting Pool
22% of 50 decks +7% synergy
Spara's Headquarters
21% of 39 decks -4% synergy
Blighted Woodland
20% of 50 decks +18% synergy
Zagoth Triome
20% of 50 decks -4% synergy
Ketria Triome
20% of 50 decks -6% synergy
Warped Landscape
18% of 50 decks +17% synergy
Thriving Grove
18% of 50 decks +16% synergy
Ash Barrens
18% of 50 decks +12% synergy
Scrubland
18% of 50 decks +6% synergy
Thriving Moor
16% of 50 decks +14% synergy
Thriving Heath
16% of 50 decks +14% synergy