Cauldron of Souls + Corridor Monitor + Cathars' Crusade + Ashnod's Altar
Cauldron of Souls
Corridor Monitor
Cathars' Crusade
Ashnod's Altar
Requires
Cauldron of Souls must be on the battlefield.
Corridor Monitor must be on the battlefield.
Cathars' Crusade must be on the battlefield.
Ashnod's Altar must be on the battlefield.
Corridor Monitor does not have a -1/-1 counter on it.
Steps
- Activate Cauldron of Souls by tapping it, giving Corridor Monitor persist until end of turn.
- Activate Ashnod's Altar by sacrificing Corridor Monitor, adding .
- When Corridor Monitor dies, its persist ability triggers, returning itself from your graveyard to the battlefield with a -1/-1 counter on it.
- When Corridor Monitor enters the battlefield, it and Cathars' Crusade trigger.
- Resolve the Corridor Monitor trigger, untapping Cauldron of Souls.
- Resolve the Cathars' Crusade trigger, putting a +1/+1 counter on each creature you control.
- Repeat.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite +1/+1 counters.
Reaper King
0.04% of 5423 decks
2 decks
Cayth, Famed Mechanist
0.08% of 1315 decks
1 decks
Creatures
Changeling Titan
100% of 2 decks
+100% synergy
Three Tree Mascot
100% of 1 decks
+99% synergy
Antler Skulkin
67% of 3 decks
+67% synergy
Tatterkite
67% of 3 decks
+67% synergy
Rattleblaze Scarecrow
67% of 3 decks
+67% synergy
Wingrattle Scarecrow
67% of 3 decks
+67% synergy
Changeling Hero
67% of 3 decks
+67% synergy
Changeling Berserker
67% of 3 decks
+66% synergy
Painter's Servant
67% of 3 decks
+66% synergy
Scarecrone
67% of 3 decks
+66% synergy
Pili-Pala
67% of 3 decks
+66% synergy
Grand Architect
67% of 3 decks
+66% synergy
Metallic Mimic
67% of 3 decks
+65% synergy
Luminous Broodmoth
67% of 3 decks
+65% synergy
Maw of the Obzedat
50% of 2 decks
+50% synergy
Good-Fortune Unicorn
50% of 2 decks
+47% synergy
Mikaeus, the Unhallowed
50% of 2 decks
+47% synergy
Realmwalker
50% of 2 decks
+44% synergy
Kithkin Spellduster
33% of 3 decks
+33% synergy
Scrapbasket
33% of 3 decks
+33% synergy
Scorched Rusalka
33% of 3 decks
+33% synergy
Pyre-Sledge Arsonist
33% of 3 decks
+33% synergy
Furystoke Giant
33% of 3 decks
+33% synergy
Wild-Field Scarecrow
33% of 3 decks
+33% synergy
Blood Aspirant
33% of 3 decks
+33% synergy
Lesser Masticore
33% of 3 decks
+33% synergy
Twilight Shepherd
33% of 3 decks
+33% synergy
Thunderblust
33% of 3 decks
+33% synergy
Dross Scorpion
33% of 3 decks
+33% synergy
Scuttlemutt
33% of 3 decks
+33% synergy
Thermopod
33% of 3 decks
+33% synergy
Scaretiller
33% of 3 decks
+33% synergy
River Kelpie
33% of 3 decks
+33% synergy
Circuit Mender
33% of 3 decks
+33% synergy
Rose Room Treasurer
33% of 3 decks
+32% synergy
Clone
33% of 3 decks
+32% synergy
Bloodline Pretender
33% of 3 decks
+32% synergy
Zoanthrope
33% of 3 decks
+32% synergy
Glen Elendra Archmage
33% of 3 decks
+31% synergy
Walking Ballista
33% of 3 decks
+31% synergy
Witty Roastmaster
33% of 3 decks
+30% synergy
Purphoros, God of the Forge
33% of 3 decks
+29% synergy
Displacer Kitten
33% of 3 decks
+28% synergy
Mulldrifter
33% of 3 decks
+27% synergy
Archivist of Oghma
33% of 3 decks
+27% synergy
Spark Double
33% of 3 decks
+26% synergy
Faerie Mastermind
33% of 3 decks
+26% synergy
Niv-Mizzet, Parun
33% of 3 decks
+25% synergy
Esper Sentinel
33% of 3 decks
+13% synergy
Instants
Beast Within
100% of 2 decks
+61% synergy
First Day of Class
67% of 3 decks
+66% synergy
Rapid Hybridization
67% of 3 decks
+57% synergy
Mana Drain
67% of 3 decks
+51% synergy
Generous Gift
67% of 3 decks
+41% synergy
Cyclonic Rift
67% of 3 decks
+39% synergy
Chaos Warp
67% of 3 decks
+35% synergy
Counterspell
67% of 3 decks
+24% synergy
Path to Exile
67% of 3 decks
+21% synergy
Swords to Plowshares
67% of 3 decks
+4% synergy
Mystical Teachings
50% of 2 decks
+50% synergy
Stinging Study
50% of 2 decks
+49% synergy
Collateral Damage
33% of 3 decks
+33% synergy
Shelter
33% of 3 decks
+32% synergy
Aurelia's Fury
33% of 3 decks
+32% synergy
Cryptic Command
33% of 3 decks
+31% synergy
Fling
33% of 3 decks
+31% synergy
Cloudshift
33% of 3 decks
+30% synergy
Ephemerate
33% of 3 decks
+27% synergy
Consider
33% of 3 decks
+27% synergy
Force of Negation
33% of 3 decks
+24% synergy
Opt
33% of 3 decks
+24% synergy
Flawless Maneuver
33% of 3 decks
+24% synergy
Force of Will
33% of 3 decks
+22% synergy
Mystical Tutor
33% of 3 decks
+18% synergy
Deflecting Swat
33% of 3 decks
+17% synergy
Enlightened Tutor
33% of 3 decks
+16% synergy
Brainstorm
33% of 3 decks
+12% synergy
Sorceries
Deathbellow War Cry
67% of 3 decks
+67% synergy
Rite of Replication
67% of 3 decks
+63% synergy
Blaze
33% of 3 decks
+33% synergy
Fireball
33% of 3 decks
+32% synergy
Banefire
33% of 3 decks
+32% synergy
Personal Tutor
33% of 3 decks
+32% synergy
Crackle with Power
33% of 3 decks
+31% synergy
Serum Visions
33% of 3 decks
+29% synergy
Fabricate
33% of 3 decks
+27% synergy
Preordain
33% of 3 decks
+22% synergy
Farewell
33% of 3 decks
+20% synergy
Faithless Looting
33% of 3 decks
+17% synergy
Blasphemous Act
33% of 3 decks
-0% synergy
Utility Artifacts
The Great Henge
100% of 2 decks
+90% synergy
Grindstone
67% of 3 decks
+66% synergy
Voltaic Key
67% of 3 decks
+66% synergy
Amulet of Vigor
67% of 3 decks
+66% synergy
Altar of Dementia
67% of 3 decks
+64% synergy
Phyrexian Altar
67% of 3 decks
+63% synergy
The One Ring
67% of 3 decks
+58% synergy
The Golden Throne
33% of 3 decks
+33% synergy
Blasting Station
33% of 3 decks
+33% synergy
Clock of Omens
33% of 3 decks
+32% synergy
Eldrazi Monument
33% of 3 decks
+32% synergy
Unwinding Clock
33% of 3 decks
+31% synergy
Lightning Greaves
33% of 3 decks
+8% synergy
Enchantments
Solemnity
67% of 3 decks
+66% synergy
Storm the Vault
67% of 3 decks
+63% synergy
Rhystic Study
67% of 3 decks
+39% synergy
Warleader's Call
50% of 2 decks
+39% synergy
Rhythm of the Wild
50% of 2 decks
+27% synergy
Pandemonium
33% of 3 decks
+33% synergy
Martyr's Cause
33% of 3 decks
+33% synergy
Goblin Bombardment
33% of 3 decks
+27% synergy
Impact Tremors
33% of 3 decks
+24% synergy
Mystic Remora
33% of 3 decks
+15% synergy
Utility Lands
Dark Depths
67% of 3 decks
+66% synergy
Thespian's Stage
67% of 3 decks
+64% synergy
Arcane Lighthouse
33% of 3 decks
+32% synergy
Reliquary Tower
33% of 3 decks
+4% synergy
Mana Artifacts
Talisman of Unity
100% of 2 decks
+93% synergy
Talisman of Impulse
100% of 2 decks
+91% synergy
Talisman of Resilience
100% of 2 decks
+88% synergy
Talisman of Curiosity
100% of 2 decks
+88% synergy
Timeless Lotus
100% of 2 decks
+86% synergy
Talisman of Hierarchy
100% of 2 decks
+75% synergy
Talisman of Indulgence
100% of 2 decks
+74% synergy
Talisman of Dominance
100% of 2 decks
+69% synergy
Sol Ring
100% of 3 decks
+16% synergy
Mana Vault
67% of 3 decks
+60% synergy
Talisman of Progress
67% of 3 decks
+44% synergy
Talisman of Conviction
67% of 3 decks
+44% synergy
Talisman of Creativity
67% of 3 decks
+38% synergy
Sol Talisman
33% of 3 decks
+32% synergy
Arcane Signet
33% of 3 decks
-39% synergy
Lands
Reflecting Pool
100% of 3 decks
+95% synergy
Sacred Foundry
100% of 3 decks
+64% synergy
Blood Crypt
100% of 2 decks
+61% synergy
Steam Vents
100% of 3 decks
+61% synergy
Temple Garden
100% of 2 decks
+59% synergy
Godless Shrine
100% of 2 decks
+59% synergy
Watery Grave
100% of 2 decks
+59% synergy
Hallowed Fountain
100% of 3 decks
+59% synergy
Breeding Pool
100% of 2 decks
+59% synergy
Stomping Ground
100% of 2 decks
+59% synergy
Overgrown Tomb
100% of 2 decks
+57% synergy
Command Tower
100% of 3 decks
+26% synergy
Spectator Seating
67% of 3 decks
+41% synergy
Glacial Fortress
67% of 3 decks
+41% synergy
Sea of Clouds
67% of 3 decks
+41% synergy
Training Center
67% of 3 decks
+39% synergy
Clifftop Retreat
67% of 3 decks
+39% synergy
Sulfur Falls
67% of 3 decks
+36% synergy
Vivid Marsh
50% of 2 decks
+49% synergy
Vivid Grove
50% of 2 decks
+49% synergy
Elegant Parlor
50% of 2 decks
+41% synergy
Meticulous Archive
50% of 2 decks
+40% synergy
Thundering Falls
50% of 2 decks
+39% synergy
Savannah
50% of 2 decks
+37% synergy
Taiga
50% of 2 decks
+37% synergy
Badlands
50% of 2 decks
+36% synergy
Bayou
50% of 2 decks
+36% synergy
Scrubland
50% of 2 decks
+36% synergy
Tropical Island
50% of 2 decks
+36% synergy
Underground Sea
50% of 2 decks
+36% synergy
Sunpetal Grove
50% of 2 decks
+27% synergy
Rootbound Crag
50% of 2 decks
+26% synergy
Bountiful Promenade
50% of 2 decks
+26% synergy
Spire Garden
50% of 2 decks
+26% synergy
Drowned Catacomb
50% of 2 decks
+25% synergy
Vault of Champions
50% of 2 decks
+24% synergy
Morphic Pool
50% of 2 decks
+24% synergy
Undergrowth Stadium
50% of 2 decks
+24% synergy
Luxury Suite
50% of 2 decks
+24% synergy
Hinterland Harbor
50% of 2 decks
+23% synergy
Isolated Chapel
50% of 2 decks
+23% synergy
Woodland Cemetery
50% of 2 decks
+22% synergy
Rejuvenating Springs
50% of 2 decks
+21% synergy
Dragonskull Summit
50% of 2 decks
+19% synergy
Vivid Crag
33% of 3 decks
+33% synergy
Vivid Meadow
33% of 3 decks
+32% synergy
Vivid Creek
33% of 3 decks
+32% synergy
Spirebluff Canal
33% of 3 decks
+30% synergy
Plaza of Heroes
33% of 3 decks
+30% synergy
Seachrome Coast
33% of 3 decks
+29% synergy