Prototype Portal
Dross Scorpion
Altar of Dementia
Cathodion

  Played with this combo

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
3 available

   Steps

How does this combo work?
1
Activate Prototype Portal by paying 3 and tapping it, creating a token copy of Cathodion.
2
Activate Altar of Dementia by sacrificing Cathodion.
3
When Cathodion dies, Cathodion and Dross Scorpion trigger.
4
Resolve the Cathodion trigger, adding .
5
Resolve the Dross Scorpion trigger, untapping Prototype Portal.
6
Resolve the Altar of Dementia ability, milling target player a number of cards equal to the sacrificed creature's power.
7
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill

  Combo Metadata

8
DECKS
0.00%
OF 8722347 ELIGIBLE DECKS
Rank 29068
MOST PLAYED OF 51820 COMBOS

{ }  Commander Bracket Information

In which Commander Bracket(s) am I allowed to play this combo?
1-2

Exhibition and Core

(no 2-card combos)
Any combos that require three or more cards are allowed
3

Upgraded

(no early game 2-card combos)
Any combos that require 3 or more cards are allowed
4-5

Optimized and CEDH

(all combos are allowed)
All combos are allowed.
Top Commanders
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Weatherlight Compleated
0.5%inclusion2 decks391 decks
Teshar, Ancestor's Apostle
0.1%inclusion1 decks1.73K decks
The Master, Transcendent
0.0%inclusion1 decks4.04K decks
Traxos, Scourge of Kroog
0.0%inclusion1 decks2.08K decks
Karn, Silver Golem
0.1%inclusion1 decks1.09K decks
Lulu, Loyal Hollyphant // Clan Crafter
1.5%inclusion1 decks66 decks
Atogatog
0.1%inclusion1 decks1.92K decks
High Synergy Cards
Krark-Clan Ironworks
88%inclusion7 decks8 decks
Darksteel Citadel
88%inclusion7 decks8 decks
Ashnod's Altar
88%inclusion7 decks8 decks
Clock of Omens
75%inclusion6 decks8 decks
Myr Battlesphere
75%inclusion6 decks8 decks
Scrap Trawler
75%inclusion6 decks8 decks
Foundry Inspector
75%inclusion6 decks8 decks
Myr Moonvessel
63%inclusion5 decks8 decks
Workshop Assistant
63%inclusion5 decks8 decks
Blasting Station
63%inclusion5 decks8 decks
Top Cards
Nim Deathmantle
63%inclusion5 decks8 decks
Grinding Station
63%inclusion5 decks8 decks
Junk Diver
63%inclusion5 decks8 decks
Myr Retriever
63%inclusion5 decks8 decks
Salvaging Station
50%inclusion4 decks8 decks
Deathrender
50%inclusion4 decks8 decks
Su-Chi Cave Guard
50%inclusion4 decks8 decks
Myr Turbine
50%inclusion4 decks8 decks
Jhoira's Familiar
50%inclusion4 decks8 decks
Wurmcoil Engine
50%inclusion4 decks8 decks
Game Changers
Cyclonic Rift
33%inclusion1 decks3 decks
Mana Vault
13%inclusion1 decks8 decks
The One Ring
13%inclusion1 decks8 decks
Ancient Tomb
13%inclusion1 decks8 decks
Creatures
Weapons Trainer
100%inclusion1 decks1 decks
Megatog
100%inclusion1 decks1 decks
Sarcatog
100%inclusion1 decks1 decks
Jenny Flint
100%inclusion1 decks1 decks
Atog
100%inclusion1 decks1 decks
Lithatog
100%inclusion1 decks1 decks
Thaumatog
100%inclusion1 decks1 decks
Skittering Precursor
100%inclusion1 decks1 decks
Mazzy, Truesword Paladin
100%inclusion1 decks1 decks
Krenko, Baron of Tin Street
100%inclusion1 decks1 decks
Ragost, Deft Gastronaut
100%inclusion1 decks1 decks
Optimus Prime, Hero
100%inclusion1 decks1 decks
Judith, the Scourge Diva
100%inclusion1 decks1 decks
Cadric, Soul Kindler
100%inclusion1 decks1 decks
Crime Novelist
100%inclusion1 decks1 decks
Etherium Sculptor
67%inclusion2 decks3 decks
Ethersworn Shieldmage
50%inclusion1 decks2 decks
Psychatog
50%inclusion1 decks2 decks
Ambush Commander
50%inclusion1 decks2 decks
Silas Renn, Seeker Adept
50%inclusion1 decks2 decks
Chrome Dome
50%inclusion1 decks2 decks
Lonis, Genetics Expert
50%inclusion1 decks2 decks
Elder Owyn Lyons
50%inclusion1 decks2 decks
Imotekh the Stormlord
50%inclusion1 decks2 decks
Transit Mage
50%inclusion1 decks2 decks
Necron Deathmark
50%inclusion1 decks2 decks
Tormod, the Desecrator
50%inclusion1 decks2 decks
Moritte of the Frost
50%inclusion1 decks2 decks
Yedora, Grave Gardener
50%inclusion1 decks2 decks
Mendicant Core, Guidelight
50%inclusion1 decks2 decks
Aftermath Analyst
50%inclusion1 decks2 decks
Sanctum Weaver
50%inclusion1 decks2 decks
Solemn Simulacrum
50%inclusion4 decks8 decks
Baleful Strix
50%inclusion1 decks2 decks
Extruder
38%inclusion3 decks8 decks
Pentavus
38%inclusion3 decks8 decks
Arcbound Ravager
38%inclusion3 decks8 decks
Mycosynth Golem
38%inclusion3 decks8 decks
Glaring Fleshraker
38%inclusion3 decks8 decks
Walking Ballista
38%inclusion3 decks8 decks
Trusty Packbeast
33%inclusion1 decks3 decks
Ruination Guide
33%inclusion1 decks3 decks
Fairgrounds Warden
33%inclusion1 decks3 decks
Auratog
33%inclusion1 decks3 decks
Nardole, Resourceful Cyborg
33%inclusion1 decks3 decks
Malcator's Watcher
33%inclusion1 decks3 decks
Dauntless Bodyguard
33%inclusion1 decks3 decks
Curie, Emergent Intelligence
33%inclusion1 decks3 decks
Nesting Bot
33%inclusion1 decks3 decks
Market Gnome
33%inclusion1 decks3 decks
Instants
Generous Gift
67%inclusion2 decks3 decks
Double Major
50%inclusion1 decks2 decks
Patrician's Scorn
33%inclusion1 decks3 decks
Second Sunrise
33%inclusion1 decks3 decks
Faith's Reward
33%inclusion1 decks3 decks
Mana Tithe
33%inclusion1 decks3 decks
Disallow
33%inclusion1 decks3 decks
Sink into Stupor
33%inclusion1 decks3 decks
Mana Drain
33%inclusion1 decks3 decks
Counterspell
33%inclusion1 decks3 decks
Swords to Plowshares
33%inclusion1 decks3 decks
Warping Wail
25%inclusion2 decks8 decks
Scour from Existence
13%inclusion1 decks8 decks
Eldrazi Confluence
13%inclusion1 decks8 decks
Kozilek's Command
13%inclusion1 decks8 decks
Eldritch Immunity
13%inclusion1 decks8 decks
Null Elemental Blast
13%inclusion1 decks8 decks
Sorceries
Citywide Bust
33%inclusion1 decks3 decks
Open the Vaults
33%inclusion1 decks3 decks
Hour of Revelation
33%inclusion1 decks3 decks
Day of Judgment
33%inclusion1 decks3 decks
Organic Extinction
33%inclusion1 decks3 decks
Irenicus's Vile Duplication
33%inclusion1 decks3 decks
All Is Dust
25%inclusion2 decks8 decks
Introduction to Annihilation
13%inclusion1 decks8 decks
Utility Artifacts
Skeleton Shard
50%inclusion1 decks2 decks
Bootleggers' Stash
50%inclusion1 decks2 decks
Time Sieve
50%inclusion1 decks2 decks
Wishclaw Talisman
50%inclusion1 decks2 decks
Summoning Station
38%inclusion3 decks8 decks
Retrofitter Foundry
38%inclusion3 decks8 decks
Cauldron of Souls
38%inclusion3 decks8 decks
Mimic Vat
38%inclusion3 decks8 decks
Semblance Anvil
38%inclusion3 decks8 decks
Voltaic Key
38%inclusion3 decks8 decks
Tarrian's Soulcleaver
38%inclusion3 decks8 decks
Forsaken Monument
38%inclusion3 decks8 decks
Cloud Key
38%inclusion3 decks8 decks
Sensei's Divining Top
38%inclusion3 decks8 decks
Origin Spellbomb
33%inclusion1 decks3 decks
Veil of Assimilation
33%inclusion1 decks3 decks
Basilica Skullbomb
33%inclusion1 decks3 decks
Esoteric Duplicator
33%inclusion1 decks3 decks
Folio of Fancies
33%inclusion1 decks3 decks
Chimeric Coils
25%inclusion2 decks8 decks
Flayer Husk
25%inclusion2 decks8 decks
Ring of Three Wishes
25%inclusion2 decks8 decks
Ugin's Nexus
25%inclusion2 decks8 decks
Grindstone
25%inclusion2 decks8 decks
Animation Module
25%inclusion2 decks8 decks
Throne of Geth
25%inclusion2 decks8 decks
Mirrorworks
25%inclusion2 decks8 decks
Codex Shredder
25%inclusion2 decks8 decks
Trading Post
25%inclusion2 decks8 decks
Mycosynth Lattice
25%inclusion2 decks8 decks
Helm of Awakening
25%inclusion2 decks8 decks
Tormod's Crypt
25%inclusion2 decks8 decks
Contagion Engine
25%inclusion2 decks8 decks
Rings of Brighthearth
25%inclusion2 decks8 decks
Nuka-Cola Vending Machine
25%inclusion2 decks8 decks
Staff of Domination
25%inclusion2 decks8 decks
Sculpting Steel
25%inclusion2 decks8 decks
Unwinding Clock
25%inclusion2 decks8 decks
Commander's Plate
25%inclusion2 decks8 decks
Mystic Forge
25%inclusion2 decks8 decks
Radiant Lotus
14%inclusion1 decks7 decks
Chimeric Idol
13%inclusion1 decks8 decks
Galvanic Key
13%inclusion1 decks8 decks
Sands of Delirium
13%inclusion1 decks8 decks
Karn's Sylex
13%inclusion1 decks8 decks
Orochi Hatchery
13%inclusion1 decks8 decks
Keening Stone
13%inclusion1 decks8 decks
Sword of the Meek
13%inclusion1 decks8 decks
Dino DNA
13%inclusion1 decks8 decks
Magistrate's Scepter
13%inclusion1 decks8 decks
Enchantments
Nahiri's Resolve
100%inclusion1 decks1 decks
Mayael's Aria
100%inclusion1 decks1 decks
Enduring Renewal
67%inclusion2 decks3 decks
Raiders' Spoils
50%inclusion1 decks2 decks
Harald Unites the Elves
50%inclusion1 decks2 decks
Nature's Chosen
50%inclusion1 decks2 decks
Instill Energy
50%inclusion1 decks2 decks
Biotransference
50%inclusion1 decks2 decks
Fanatical Devotion
33%inclusion1 decks3 decks
Ossification
33%inclusion1 decks3 decks
Mirrodin Besieged
33%inclusion1 decks3 decks
Dollmaker's Shop // Porcelain Gallery
33%inclusion1 decks3 decks
Planeswalkers
Domri, Anarch of Bolas
100%inclusion1 decks1 decks
Karn, the Great Creator
25%inclusion2 decks8 decks
Ugin, the Ineffable
25%inclusion2 decks8 decks
Tezzeret, Cruel Captain
20%inclusion1 decks5 decks
Ugin, the Spirit Dragon
13%inclusion1 decks8 decks
Utility Lands
Ancient Den
67%inclusion2 decks3 decks
Seat of the Synod
67%inclusion2 decks3 decks
Buried Ruin
63%inclusion5 decks8 decks
Shrine of the Forsaken Gods
50%inclusion4 decks8 decks
Urza's Power Plant
50%inclusion4 decks8 decks
Urza's Mine
50%inclusion4 decks8 decks
Urza's Tower
50%inclusion4 decks8 decks
Tree of Tales
50%inclusion1 decks2 decks
Uthros, Titanic Godcore
50%inclusion1 decks2 decks
Inventors' Fair
50%inclusion4 decks8 decks
Vault of Whispers
50%inclusion1 decks2 decks
War Room
50%inclusion4 decks8 decks
Rogue's Passage
50%inclusion4 decks8 decks
Reliquary Tower
50%inclusion4 decks8 decks
Zhalfirin Void
38%inclusion3 decks8 decks
Urza's Workshop
38%inclusion3 decks8 decks
Tomb of the Spirit Dragon
38%inclusion3 decks8 decks
Treasure Vault
38%inclusion3 decks8 decks
Magosi, the Waterveil
33%inclusion1 decks3 decks
Drifting Meadow
33%inclusion1 decks3 decks
Rivendell
33%inclusion1 decks3 decks
Archway of Innovation
33%inclusion1 decks3 decks
Castle Vantress
33%inclusion1 decks3 decks
Castle Ardenvale
33%inclusion1 decks3 decks
Minamo, School at Water's Edge
33%inclusion1 decks3 decks
Minas Tirith
33%inclusion1 decks3 decks
Sequestered Stash
25%inclusion2 decks8 decks
Blasted Landscape
25%inclusion2 decks8 decks
Urza's Factory
25%inclusion2 decks8 decks
Labyrinth of Skophos
25%inclusion2 decks8 decks
Mishra's Factory
25%inclusion2 decks8 decks
Secluded Starforge
25%inclusion1 decks4 decks
Crystal Vein
25%inclusion2 decks8 decks
Blast Zone
25%inclusion2 decks8 decks
Guildless Commons
25%inclusion2 decks8 decks
Homeward Path
25%inclusion2 decks8 decks
Arcane Lighthouse
25%inclusion2 decks8 decks
Bonders' Enclave
25%inclusion2 decks8 decks
Emergence Zone
25%inclusion2 decks8 decks
Karn's Bastion
25%inclusion2 decks8 decks
Blinkmoth Well
13%inclusion1 decks8 decks
Tower of the Magistrate
13%inclusion1 decks8 decks
Encroaching Wastes
13%inclusion1 decks8 decks
Nephalia Academy
13%inclusion1 decks8 decks
Haunted Fengraf
13%inclusion1 decks8 decks
Mystifying Maze
13%inclusion1 decks8 decks
Phyrexia's Core
13%inclusion1 decks8 decks
Ruins of Oran-Rief
13%inclusion1 decks8 decks
Ominous Cemetery
13%inclusion1 decks8 decks
Sea Gate Wreckage
13%inclusion1 decks8 decks
Mana Artifacts
Sol Ring
88%inclusion7 decks8 decks
Simic Cluestone
50%inclusion1 decks2 decks
Golgari Cluestone
50%inclusion1 decks2 decks
Dimir Cluestone
50%inclusion1 decks2 decks
Thran Dynamo
50%inclusion4 decks8 decks
Golgari Signet
50%inclusion1 decks2 decks
Simic Signet
50%inclusion1 decks2 decks
Azorius Signet
50%inclusion1 decks2 decks
Dimir Signet
50%inclusion1 decks2 decks
Talisman of Progress
50%inclusion1 decks2 decks
Basalt Monolith
38%inclusion3 decks8 decks
Everflowing Chalice
38%inclusion3 decks8 decks
Lotus Petal
38%inclusion3 decks8 decks
Mind Stone
38%inclusion3 decks8 decks
Thought Vessel
38%inclusion3 decks8 decks
Crystal Skull, Isu Spyglass
33%inclusion1 decks3 decks
Marble Diamond
33%inclusion1 decks3 decks
Midnight Clock
33%inclusion1 decks3 decks
Gilded Lotus
25%inclusion2 decks8 decks
Arcane Signet
25%inclusion2 decks8 decks
Prophetic Prism
13%inclusion1 decks8 decks
The Mightstone and Weakstone
13%inclusion1 decks8 decks
Chromatic Star
13%inclusion1 decks8 decks
Paradise Mantle
13%inclusion1 decks8 decks
Dreamstone Hedron
13%inclusion1 decks8 decks
Chromatic Orrery
13%inclusion1 decks8 decks
Hedron Archive
13%inclusion1 decks8 decks
Mox Opal
13%inclusion1 decks8 decks
Mox Amber
13%inclusion1 decks8 decks
Commander's Sphere
13%inclusion1 decks8 decks
Lands
Cliffgate
100%inclusion1 decks1 decks
Crystal Quarry
100%inclusion1 decks1 decks
Xander's Lounge
100%inclusion1 decks1 decks
Savai Triome
100%inclusion1 decks1 decks
Ziatora's Proving Ground
100%inclusion1 decks1 decks
Spara's Headquarters
100%inclusion1 decks1 decks
The World Tree
100%inclusion1 decks1 decks
Indatha Triome
100%inclusion1 decks1 decks
Ketria Triome
100%inclusion1 decks1 decks
Steam Vents
100%inclusion1 decks1 decks
Hallowed Fountain
100%inclusion2 decks2 decks
Black Dragon Gate
50%inclusion1 decks2 decks
Manor Gate
50%inclusion1 decks2 decks
Razortide Bridge
50%inclusion1 decks2 decks
Meticulous Archive
50%inclusion1 decks2 decks
Deserted Beach
50%inclusion1 decks2 decks
Morphic Pool
50%inclusion1 decks2 decks
Undergrowth Stadium
50%inclusion1 decks2 decks
Sea of Clouds
50%inclusion1 decks2 decks
Zagoth Triome
50%inclusion1 decks2 decks
Glacial Fortress
50%inclusion1 decks2 decks
Overgrown Tomb
50%inclusion1 decks2 decks
Watery Grave
50%inclusion1 decks2 decks
Breeding Pool
50%inclusion1 decks2 decks
Citadel Gate
33%inclusion1 decks3 decks
Sea Gate
33%inclusion1 decks3 decks
Arid Mesa
25%inclusion2 decks8 decks
Scalding Tarn
25%inclusion2 decks8 decks
Verdant Catacombs
25%inclusion2 decks8 decks
Misty Rainforest
25%inclusion2 decks8 decks
Polluted Delta
25%inclusion2 decks8 decks
Command Tower
25%inclusion2 decks8 decks
Hall of Tagsin
13%inclusion1 decks8 decks
Heap Gate
13%inclusion1 decks8 decks
Scene of the Crime
13%inclusion1 decks8 decks
Gond Gate
13%inclusion1 decks8 decks
Power Depot
13%inclusion1 decks8 decks
The Mycosynth Gardens
13%inclusion1 decks8 decks
Forbidden Orchard
13%inclusion1 decks8 decks
Plaza of Heroes
13%inclusion1 decks8 decks
Demolition Field
13%inclusion1 decks8 decks
Spire of Industry
13%inclusion1 decks8 decks
Mana Confluence
13%inclusion1 decks8 decks
City of Brass
13%inclusion1 decks8 decks
Fabled Passage
13%inclusion1 decks8 decks
Windswept Heath
13%inclusion1 decks8 decks
Flooded Strand
13%inclusion1 decks8 decks
Myriad Landscape
13%inclusion1 decks8 decks
Path of Ancestry
13%inclusion1 decks8 decks
Exotic Orchard
13%inclusion1 decks8 decks
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test