Summon the School + Phyrexian Altar + Doubling Season
Summon the School
Phyrexian Altar
Doubling Season
Requires
Summon the School must be in hand.
Phyrexian Altar must be on the battlefield.
Doubling Season must be on the battlefield.
Mana needed: 
Steps
- Cast Summon the School for , creating four Merfolk creature tokens.
- Activate Summon the School by tapping four untapped Merfolk, returning it to your hand.
- Activate Phyrexian Altar by sacrificing a Merfolk token, adding one mana of any color.
- Repeat step 3 an additional three times.
- Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.
Ravos, Soultender // Tana, the Bloodsower
0.13% of 754 decks
1 decks
Brenard, Ginger Sculptor
0.01% of 7525 decks
1 decks
Ikra Shidiqi, the Usurper // Prava of the Steel Legion
0.11% of 913 decks
1 decks
Najeela, the Blade-Blossom
0.01% of 10759 decks
1 decks
High Synergy Cards
Primal Vigor
100% of 4 decks
+97% synergy
Parallel Lives
100% of 4 decks
+93% synergy
Anointed Procession
100% of 4 decks
+91% synergy
Creatures
Ulasht, the Hate Seed
100% of 2 decks
+99% synergy
Threefold Thunderhulk
100% of 1 decks
+99% synergy
The Mycotyrant
100% of 1 decks
+98% synergy
Krenko, Mob Boss
100% of 2 decks
+98% synergy
Lord Skitter, Sewer King
100% of 2 decks
+98% synergy
Anim Pakal, Thousandth Moon
100% of 1 decks
+92% synergy
Mondrak, Glory Dominus
75% of 4 decks
+66% synergy
Pack Rat
67% of 3 decks
+66% synergy
Helium Squirter
50% of 2 decks
+50% synergy
Nemata, Grove Guardian
50% of 4 decks
+50% synergy
Xira Arien
50% of 2 decks
+50% synergy
Shattergang Brothers
50% of 2 decks
+50% synergy
Sek'Kuar, Deathkeeper
50% of 2 decks
+50% synergy
Wing Splicer
50% of 2 decks
+50% synergy
Lullmage Mentor
50% of 2 decks
+50% synergy
Rith, the Awakener
50% of 2 decks
+49% synergy
Thelonite Hermit
50% of 4 decks
+49% synergy
Ghired, Conclave Exile
50% of 2 decks
+49% synergy
Verdant Force
50% of 4 decks
+49% synergy
Distinguished Conjurer
50% of 4 decks
+49% synergy
Biovisionary
50% of 2 decks
+49% synergy
Malcator, Purity Overseer
50% of 2 decks
+49% synergy
Sporemound
50% of 4 decks
+48% synergy
Wasitora, Nekoru Queen
50% of 2 decks
+48% synergy
Juniper Order Ranger
50% of 4 decks
+48% synergy
Curiosity Crafter
50% of 2 decks
+48% synergy
Goro-Goro, Disciple of Ryusei
50% of 2 decks
+48% synergy
Progenitor Mimic
50% of 2 decks
+48% synergy
Utvara Hellkite
50% of 2 decks
+47% synergy
Adrix and Nev, Twincasters
50% of 2 decks
+45% synergy
Jaheira, Friend of the Forest
50% of 4 decks
+45% synergy
Seedborn Muse
50% of 4 decks
+42% synergy
Skeletal Vampire
33% of 3 decks
+33% synergy
Ruthless Knave
33% of 3 decks
+33% synergy
Josu Vess, Lich Knight
33% of 3 decks
+33% synergy
Ghave, Guru of Spores
33% of 3 decks
+33% synergy
Syr Ginger, the Meal Ender
33% of 3 decks
+32% synergy
Thalisse, Reverent Medium
33% of 3 decks
+31% synergy
Beledros Witherbloom
33% of 3 decks
+29% synergy
Moonshaker Cavalry
33% of 3 decks
+29% synergy
Farmer Cotton
33% of 3 decks
+29% synergy
Chatterfang, Squirrel General
33% of 3 decks
+28% synergy
Pitiless Plunderer
33% of 3 decks
+26% synergy
Blood Artist
33% of 3 decks
+22% synergy
Mirkwood Bats
33% of 3 decks
+21% synergy
Sorcerer's Broom
25% of 4 decks
+25% synergy
Hedron-Field Purists
25% of 4 decks
+25% synergy
Karn, Silver Golem
25% of 4 decks
+25% synergy
Precursor Golem
25% of 4 decks
+25% synergy
Spawnsire of Ulamog
25% of 4 decks
+25% synergy
Instants
Artifact Mutation
100% of 2 decks
+95% synergy
March of the Multitudes
75% of 4 decks
+72% synergy
Aura Mutation
50% of 4 decks
+46% synergy
Stroke of Midnight
33% of 3 decks
+21% synergy
Sprout Swarm
25% of 4 decks
+25% synergy
Congregate
25% of 4 decks
+24% synergy
White Sun's Zenith
25% of 4 decks
+24% synergy
Sundering Growth
25% of 4 decks
+21% synergy
Reprieve
25% of 4 decks
+20% synergy
Second Harvest
25% of 4 decks
+20% synergy
Krosan Grip
25% of 4 decks
+17% synergy
Akroma's Will
25% of 4 decks
+15% synergy
Harrow
25% of 4 decks
+15% synergy
Crop Rotation
25% of 4 decks
+15% synergy
Worldly Tutor
25% of 4 decks
+11% synergy
Enlightened Tutor
25% of 4 decks
+7% synergy
Teferi's Protection
25% of 4 decks
+5% synergy
Generous Gift
25% of 4 decks
-1% synergy
Beast Within
25% of 4 decks
-14% synergy
Swords to Plowshares
25% of 4 decks
-38% synergy
Sorceries
Kindred Charge
100% of 2 decks
+99% synergy
Blood Money
67% of 3 decks
+65% synergy
March of Souls
50% of 4 decks
+50% synergy
Nomads' Assembly
50% of 4 decks
+50% synergy
Skittering Invasion
50% of 4 decks
+50% synergy
Saproling Symbiosis
50% of 4 decks
+49% synergy
Stolen by the Fae
50% of 2 decks
+49% synergy
Spider Food
50% of 2 decks
+49% synergy
Fractured Identity
50% of 2 decks
+48% synergy
Titanic Ultimatum
50% of 2 decks
+47% synergy
Rite of Replication
50% of 2 decks
+47% synergy
Hour of Reckoning
50% of 4 decks
+46% synergy
Dance of the Manse
50% of 2 decks
+46% synergy
Fabricate
50% of 2 decks
+44% synergy
Army of the Damned
33% of 3 decks
+31% synergy
Diabolic Tutor
33% of 3 decks
+27% synergy
Demonic Tutor
33% of 3 decks
+11% synergy
Righteous Fury
25% of 4 decks
+25% synergy
Makindi Stampede
25% of 4 decks
+25% synergy
Pest Infestation
25% of 4 decks
+23% synergy
Scapeshift
25% of 4 decks
+22% synergy
Organic Extinction
25% of 4 decks
+22% synergy
Awaken the Woods
25% of 4 decks
+21% synergy
Idyllic Tutor
25% of 4 decks
+20% synergy
Finale of Devastation
25% of 4 decks
+17% synergy
Bala Ged Recovery
25% of 4 decks
+16% synergy
Farewell
25% of 4 decks
+12% synergy
Cultivate
25% of 4 decks
-21% synergy
Utility Artifacts
Encroaching Mycosynth
50% of 2 decks
+49% synergy
Maskwood Nexus
50% of 4 decks
+47% synergy
Helm of the Host
50% of 4 decks
+47% synergy
Ashnod's Altar
50% of 4 decks
+42% synergy
Spellbinder
25% of 4 decks
+25% synergy
Summoning Station
25% of 4 decks
+25% synergy
Ring of Three Wishes
25% of 4 decks
+25% synergy
Decoction Module
25% of 4 decks
+25% synergy
Null Rod
25% of 4 decks
+25% synergy
Doubling Cube
25% of 4 decks
+24% synergy
Mycosynth Lattice
25% of 4 decks
+24% synergy
Contagion Engine
25% of 4 decks
+24% synergy
Krark-Clan Ironworks
25% of 4 decks
+24% synergy
Archaeomancer's Map
25% of 4 decks
+21% synergy
Skullclamp
25% of 4 decks
+13% synergy
Enchantments
Fervor
100% of 2 decks
+99% synergy
Assemble the Legion
100% of 2 decks
+96% synergy
Cathars' Crusade
75% of 4 decks
+69% synergy
Black Market
67% of 3 decks
+62% synergy
Tooth and Claw
50% of 2 decks
+50% synergy
March of the Machines
50% of 2 decks
+50% synergy
Angelic Chorus
50% of 4 decks
+49% synergy
Verdant Embrace
50% of 4 decks
+49% synergy
Enchanted Evening
50% of 2 decks
+49% synergy
Death's Presence
50% of 4 decks
+49% synergy
Growing Ranks
50% of 4 decks
+48% synergy
Awakening Zone
50% of 4 decks
+47% synergy
True Conviction
50% of 4 decks
+47% synergy
Palace Siege
33% of 3 decks
+32% synergy
City of Death
33% of 3 decks
+32% synergy
Endless Ranks of the Dead
33% of 3 decks
+32% synergy
Sanguine Bond
33% of 3 decks
+28% synergy
Pulse of Llanowar
25% of 4 decks
+25% synergy
Saproling Burst
25% of 4 decks
+25% synergy
Consulate Crackdown
25% of 4 decks
+25% synergy
Seed the Land
25% of 4 decks
+25% synergy
Enduring Renewal
25% of 4 decks
+25% synergy
Opalescence
25% of 4 decks
+25% synergy
Leyline of Vitality
25% of 4 decks
+25% synergy
Starlight Spectacular
25% of 4 decks
+25% synergy
Perilous Forays
25% of 4 decks
+25% synergy
Earthcraft
25% of 4 decks
+24% synergy
Song of the Worldsoul
25% of 4 decks
+24% synergy
Starfield of Nyx
25% of 4 decks
+23% synergy
Divine Visitation
25% of 4 decks
+23% synergy
Rites of Flourishing
25% of 4 decks
+23% synergy
Cryptolith Rite
25% of 4 decks
+21% synergy
Burgeoning
25% of 4 decks
+21% synergy
Growing Rites of Itlimoc
25% of 4 decks
+19% synergy
Beastmaster Ascension
25% of 4 decks
+19% synergy
Tribute to the World Tree
25% of 4 decks
+17% synergy
Exploration
25% of 4 decks
+17% synergy
Aura Shards
25% of 4 decks
+16% synergy
Mirari's Wake
25% of 4 decks
+11% synergy
Planeswalkers
Elspeth Tirel
50% of 4 decks
+49% synergy
Tezzeret, Artifice Master
50% of 2 decks
+49% synergy
Liliana, Dreadhorde General
33% of 3 decks
+30% synergy
Freyalise, Llanowar's Fury
25% of 4 decks
+24% synergy
Utility Lands
Kher Keep
50% of 2 decks
+47% synergy
Restless Bivouac
50% of 2 decks
+47% synergy
Field of the Dead
50% of 4 decks
+47% synergy
Cabal Coffers
33% of 3 decks
+22% synergy
Urza's Factory
25% of 4 decks
+25% synergy
Swarmyard
25% of 4 decks
+24% synergy
Castle Ardenvale
25% of 4 decks
+20% synergy
Gaea's Cradle
25% of 4 decks
+19% synergy
Eiganjo, Seat of the Empire
25% of 4 decks
+16% synergy
Yavimaya, Cradle of Growth
25% of 4 decks
+16% synergy
Urborg, Tomb of Yawgmoth
25% of 4 decks
+15% synergy
Boseiju, Who Endures
25% of 4 decks
+5% synergy
Reliquary Tower
25% of 4 decks
-4% synergy
Mana Artifacts
Replicating Ring
50% of 4 decks
+48% synergy
White Mana Battery
25% of 4 decks
+25% synergy
Green Mana Battery
25% of 4 decks
+25% synergy
Sol Ring
25% of 4 decks
-59% synergy
Lands
Vivid Crag
100% of 2 decks
+99% synergy
Thriving Grove
50% of 4 decks
+48% synergy
Thriving Isle
50% of 2 decks
+47% synergy
Sea of Clouds
50% of 2 decks
+24% synergy
Rejuvenating Springs
50% of 2 decks
+21% synergy
Spara's Headquarters
50% of 2 decks
+18% synergy
Command Tower
50% of 4 decks
-24% synergy
Darkbore Pathway
33% of 3 decks
+25% synergy
Bayou
33% of 3 decks
+20% synergy
Deathcap Glade
33% of 3 decks
+19% synergy
Vault of Champions
33% of 3 decks
+8% synergy
Undergrowth Stadium
33% of 3 decks
+7% synergy
Woodland Cemetery
33% of 3 decks
+6% synergy
Godless Shrine
33% of 3 decks
-7% synergy
Overgrown Tomb
33% of 3 decks
-9% synergy
Vivid Meadow
25% of 4 decks
+24% synergy
Vivid Grove
25% of 4 decks
+24% synergy
Cavern of Souls
25% of 4 decks
+18% synergy
Savannah
25% of 4 decks
+12% synergy
Sunpetal Grove
25% of 4 decks
+2% synergy
Bountiful Promenade
25% of 4 decks
+1% synergy
Exotic Orchard
25% of 4 decks
-11% synergy
Temple Garden
25% of 4 decks
-16% synergy