Bjorna, Nightfall Alchemist
Othelm, Sigardian Outcast
Intruder Alarm
Cathodion
1

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Bjorna and Othelm do not have summoning sickness.

   Steps

How does this combo work?
1
Activate Bjorna by tapping it and sacrificing Cathodion, targeting any creature.
2
Cathodion dies, adding .
3
Activate Othelm by paying 2 and tapping it, returning Cathodion from your graveyard to the battlefield.
4
Cathodion enters the battlefield, triggering Intruder Alarm, untapping all creatures.
5
Repeat an arbitrarily large number of times.
6
Resolve all Bjorna abilities, dealing infinite damage to any creature(s).

   Results

What do I get from this combo?
Infinite colorless mana
Infinite damage to creatures
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite mana creatures you control can produce
Infinite sacrifice triggers
Infinite untap of creatures
Bjorna, Nightfall Alchemist // Othelm, Sigardian Outcast
18.51% of 281 decks 52 decks
Cecily, Haunted Mage // Othelm, Sigardian Outcast
0.05% of 1969 decks 1 decks
High Synergy Cards
Solemn Simulacrum
87% of 53 decks +73% synergy
Circuit Mender
70% of 53 decks +69% synergy
Scrap Trawler
70% of 53 decks +68% synergy
Foundry Inspector
68% of 53 decks +64% synergy
Myr Retriever
64% of 53 decks +62% synergy
Thought Monitor
62% of 53 decks +59% synergy
Meteor Golem
60% of 53 decks +58% synergy
Oswald Fiddlebender
58% of 53 decks +57% synergy
Filigree Familiar
57% of 53 decks +56% synergy
Corridor Monitor
57% of 53 decks +56% synergy
Top Cards
Ashnod's Altar
62% of 53 decks +55% synergy
Etherium Sculptor
58% of 53 decks +53% synergy
Enthusiastic Mechanaut
57% of 53 decks +53% synergy
Swords to Plowshares
57% of 53 decks -6% synergy
Myr Battlesphere
53% of 53 decks +51% synergy
Wurmcoil Engine
51% of 53 decks +49% synergy
Combustible Gearhulk
51% of 53 decks +48% synergy
Haywire Mite
51% of 53 decks +47% synergy
Emry, Lurker of the Loch
49% of 53 decks +45% synergy
Ioreth of the Healing House
49% of 49 decks +48% synergy
Game Changers
Seedborn Muse
28% of 53 decks +20% synergy
Enlightened Tutor
25% of 53 decks +8% synergy
Rhystic Study
25% of 53 decks -2% synergy
Aura Shards
17% of 53 decks +9% synergy
Worldly Tutor
13% of 53 decks -0% synergy
Drannith Magistrate
8% of 53 decks +2% synergy
Ancient Tomb
8% of 53 decks -3% synergy
Urza, Lord High Artificer
6% of 53 decks +2% synergy
Mox Diamond
6% of 53 decks +1% synergy
Chrome Mox
6% of 53 decks -0% synergy
Creatures
Ornithopter of Paradise
47% of 53 decks +43% synergy
Reckless Fireweaver
45% of 53 decks +41% synergy
Angel of the Ruins
43% of 53 decks +41% synergy
Junk Diver
40% of 53 decks +39% synergy
Phyrexian Triniform
40% of 53 decks +39% synergy
Drumbellower
40% of 53 decks +38% synergy
Teshar, Ancestor's Apostle
40% of 53 decks +37% synergy
Triplicate Titan
36% of 53 decks +35% synergy
Treasure Keeper
34% of 53 decks +34% synergy
Birds of Paradise
30% of 53 decks +3% synergy
Breya's Apprentice
28% of 53 decks +28% synergy
Goblin Engineer
28% of 53 decks +25% synergy
Scrap Welder
26% of 53 decks +26% synergy
Workshop Assistant
26% of 53 decks +26% synergy
Lonis, Cryptozoologist
26% of 53 decks +25% synergy
Alibou, Ancient Witness
26% of 53 decks +24% synergy
Sai, Master Thopterist
25% of 53 decks +21% synergy
Phyrexian Metamorph
25% of 53 decks +18% synergy
Esper Sentinel
25% of 53 decks +5% synergy
Syr Ginger, the Meal Ender
24% of 49 decks +24% synergy
Meria, Scholar of Antiquity
23% of 53 decks +22% synergy
Unctus, Grand Metatect
23% of 53 decks +21% synergy
Burnished Hart
23% of 53 decks +19% synergy
Bronze Guardian
19% of 53 decks +17% synergy
Goblin Welder
19% of 53 decks +16% synergy
Losheel, Clockwork Scholar
19% of 53 decks +16% synergy
Canoptek Tomb Sentinel
17% of 53 decks +17% synergy
Bloom Tender
17% of 53 decks +9% synergy
Agatha of the Vile Cauldron
16% of 49 decks +15% synergy
Threefold Thunderhulk
16% of 44 decks +15% synergy
Canoptek Spyder
15% of 53 decks +15% synergy
Shimmer Myr
15% of 53 decks +14% synergy
Kiora's Follower
15% of 53 decks +10% synergy
Faeburrow Elder
15% of 53 decks +4% synergy
Market Gnome
14% of 44 decks +13% synergy
Clone Shell
13% of 53 decks +13% synergy
Su-Chi Cave Guard
13% of 53 decks +13% synergy
Duplicant
13% of 53 decks +12% synergy
Village Bell-Ringer
13% of 53 decks +12% synergy
Master Transmuter
13% of 53 decks +12% synergy
Palladium Myr
13% of 53 decks +11% synergy
Iron Myr
13% of 53 decks +10% synergy
Saryth, the Viper's Fang
13% of 53 decks +10% synergy
Samwise Gamgee
12% of 49 decks +8% synergy
Gleaming Geardrake
12% of 41 decks +11% synergy
Ancient Stone Idol
11% of 53 decks +11% synergy
Trophy Mage
11% of 53 decks +10% synergy
Cyberdrive Awakener
11% of 53 decks +9% synergy
Kappa Cannoneer
11% of 53 decks +9% synergy
Gold Myr
11% of 53 decks +9% synergy
Instants
Counterspell
47% of 53 decks +5% synergy
Path to Exile
47% of 53 decks +0% synergy
Generous Gift
34% of 53 decks +9% synergy
Beast Within
32% of 53 decks -5% synergy
Dispatch
28% of 53 decks +23% synergy
An Offer You Can't Refuse
23% of 53 decks +1% synergy
Heroic Intervention
21% of 53 decks -9% synergy
Dovin's Veto
19% of 53 decks +1% synergy
Negate
19% of 53 decks -3% synergy
Chaos Warp
17% of 53 decks -14% synergy
Fierce Guardianship
13% of 53 decks -5% synergy
Cyclonic Rift
13% of 53 decks -13% synergy
Dramatic Reversal
11% of 53 decks +6% synergy
Swan Song
11% of 53 decks -5% synergy
Teferi's Protection
11% of 53 decks -8% synergy
Stroke of Midnight
10% of 49 decks +0% synergy
Mana Drain
9% of 53 decks -5% synergy
Boros Charm
9% of 53 decks -15% synergy
Broken Wings
8% of 53 decks +7% synergy
Whir of Invention
8% of 53 decks +5% synergy
Dispel
8% of 53 decks +3% synergy
Flawless Maneuver
8% of 53 decks -3% synergy
Eladamri's Call
8% of 53 decks -3% synergy
Deflecting Swat
8% of 53 decks -9% synergy
Arcane Denial
8% of 53 decks -13% synergy
Thirst for Knowledge
6% of 53 decks +4% synergy
Muddle the Mixture
6% of 53 decks +1% synergy
Flusterstorm
6% of 53 decks -1% synergy
Nature's Claim
6% of 53 decks -3% synergy
Force of Will
6% of 53 decks -5% synergy
Brainstorm
6% of 53 decks -14% synergy
Sorceries
Wake the Past
42% of 53 decks +39% synergy
Farseek
42% of 53 decks +7% synergy
Cultivate
36% of 53 decks -9% synergy
Organic Extinction
26% of 53 decks +24% synergy
Blasphemous Act
26% of 53 decks -7% synergy
Thoughtcast
25% of 53 decks +21% synergy
Fabricate
25% of 53 decks +19% synergy
Kodama's Reach
21% of 53 decks -10% synergy
Dance of the Manse
17% of 53 decks +13% synergy
Idyllic Tutor
17% of 53 decks +13% synergy
Sevinne's Reclamation
17% of 53 decks +10% synergy
Supreme Verdict
15% of 53 decks +2% synergy
Nature's Lore
15% of 53 decks -17% synergy
Neoform
13% of 53 decks +8% synergy
Rampant Growth
13% of 53 decks -21% synergy
Jeska's Will
9% of 53 decks -7% synergy
Finale of Devastation
8% of 53 decks -0% synergy
Austere Command
8% of 53 decks -5% synergy
Three Visits
8% of 53 decks -17% synergy
Eldritch Evolution
6% of 53 decks +1% synergy
Wrath of God
6% of 53 decks -0% synergy
Gamble
6% of 53 decks -4% synergy
Ponder
6% of 53 decks -7% synergy
Farewell
6% of 53 decks -7% synergy
Vandalblast
6% of 53 decks -10% synergy
Faithless Looting
6% of 53 decks -11% synergy
Utility Artifacts
Thousand-Year Elixir
42% of 53 decks +40% synergy
Ichor Wellspring
34% of 53 decks +32% synergy
Thopter Shop
28% of 53 decks +28% synergy
Encroaching Mycosynth
26% of 53 decks +25% synergy
Basilisk Collar
26% of 53 decks +23% synergy
Lightning Greaves
26% of 53 decks +1% synergy
Birthing Pod
25% of 53 decks +22% synergy
Swiftfoot Boots
23% of 53 decks -5% synergy
Trading Post
21% of 53 decks +20% synergy
Commander's Sphere
19% of 53 decks +4% synergy
Mycosynth Wellspring
17% of 53 decks +16% synergy
Krark-Clan Ironworks
17% of 53 decks +16% synergy
Thornbite Staff
15% of 53 decks +14% synergy
Unwinding Clock
15% of 53 decks +13% synergy
Panharmonicon
15% of 53 decks +11% synergy
Lux Artillery
13% of 53 decks +13% synergy
Magewright's Stone
11% of 53 decks +11% synergy
Sculpting Steel
11% of 53 decks +9% synergy
Skullclamp
11% of 53 decks -1% synergy
Blasting Station
9% of 53 decks +9% synergy
Halo Fountain
8% of 53 decks +5% synergy
Unstable Glyphbridge
7% of 44 decks +6% synergy
The Enigma Jewel
7% of 44 decks +6% synergy
Nim Deathmantle
6% of 53 decks +5% synergy
Genesis Chamber
6% of 53 decks +5% synergy
Altar of the Brood
6% of 53 decks +4% synergy
Staff of Domination
6% of 53 decks +4% synergy
Mystic Forge
6% of 53 decks +3% synergy
Lifecrafter's Bestiary
6% of 53 decks +2% synergy
Mind Stone
6% of 53 decks -11% synergy
Enchantments
Impact Tremors
43% of 53 decks +33% synergy
Thopter Spy Network
26% of 53 decks +23% synergy
Goblin Bombardment
23% of 53 decks +16% synergy
Mirrodin Besieged
21% of 53 decks +19% synergy
Smothering Tithe
19% of 53 decks -5% synergy
Sylvan Library
11% of 53 decks +1% synergy
Mystic Remora
11% of 53 decks -6% synergy
Virtue of Knowledge
10% of 49 decks +8% synergy
Freed from the Real
9% of 53 decks +7% synergy
Sneak Attack
9% of 53 decks +7% synergy
Guardian Project
9% of 53 decks +1% synergy
Training Grounds
8% of 53 decks +5% synergy
Storm the Vault
8% of 53 decks +5% synergy
Rhythm of the Wild
8% of 53 decks -16% synergy
Dismiss into Dream
6% of 53 decks +5% synergy
Ulvenwald Mysteries
6% of 53 decks +5% synergy
Fires of Yavimaya
6% of 53 decks +2% synergy
Planeswalkers
Daretti, Scrap Savant
32% of 53 decks +30% synergy
Teferi, Who Slows the Sunset
8% of 53 decks +5% synergy
Tezzeret, Betrayer of Flesh
6% of 53 decks +4% synergy
Utility Lands
Ancient Den
42% of 53 decks +37% synergy
Tree of Tales
40% of 53 decks +38% synergy
Seat of the Synod
40% of 53 decks +33% synergy
Great Furnace
36% of 53 decks +31% synergy
Darksteel Citadel
25% of 53 decks +21% synergy
Buried Ruin
23% of 53 decks +18% synergy
Reliquary Tower
23% of 53 decks -7% synergy
Academy Ruins
21% of 53 decks +16% synergy
Inventors' Fair
19% of 53 decks +15% synergy
Treasure Vault
11% of 53 decks +9% synergy
Urza's Saga
11% of 53 decks +4% synergy
Temple of the False God
8% of 53 decks -2% synergy
Boseiju, Who Endures
6% of 53 decks -13% synergy
Mana Artifacts
Sol Ring
89% of 53 decks +4% synergy
Arcane Signet
85% of 53 decks +13% synergy
Fellwar Stone
47% of 53 decks +26% synergy
Chromatic Lantern
34% of 53 decks +25% synergy
Liquimetal Torque
26% of 53 decks +23% synergy
Izzet Signet
23% of 53 decks -5% synergy
Simic Signet
19% of 53 decks +5% synergy
Azorius Signet
17% of 53 decks -8% synergy
Selesnya Signet
15% of 53 decks +7% synergy
Gruul Signet
15% of 53 decks +4% synergy
Talisman of Progress
15% of 53 decks -9% synergy
Boros Signet
13% of 53 decks -9% synergy
Talisman of Unity
11% of 53 decks +4% synergy
Talisman of Curiosity
11% of 53 decks -2% synergy
Talisman of Conviction
11% of 53 decks -12% synergy
Talisman of Creativity
11% of 53 decks -17% synergy
Slagstone Refinery
9% of 53 decks +9% synergy
Mox Amber
9% of 53 decks +5% synergy
Basalt Monolith
8% of 53 decks +5% synergy
Mox Opal
8% of 53 decks +3% synergy
Talisman of Impulse
8% of 53 decks -2% synergy
Lands
Command Tower
92% of 53 decks +18% synergy
Exotic Orchard
68% of 53 decks +32% synergy
Razortide Bridge
38% of 53 decks +31% synergy
Spire of Industry
34% of 53 decks +31% synergy
Jetmir's Garden
34% of 53 decks +3% synergy
Tanglepool Bridge
32% of 53 decks +29% synergy
Rustvale Bridge
32% of 53 decks +27% synergy
Silverbluff Bridge
32% of 53 decks +26% synergy
Raugrin Triome
32% of 53 decks +6% synergy
Spara's Headquarters
32% of 53 decks +3% synergy
Slagwoods Bridge
30% of 53 decks +28% synergy
Ketria Triome
30% of 53 decks -2% synergy
Steam Vents
30% of 53 decks -8% synergy
Evolving Wilds
28% of 53 decks +7% synergy
Mystic Monastery
28% of 53 decks +1% synergy
Jungle Shrine
28% of 53 decks -4% synergy
Hallowed Fountain
28% of 53 decks -12% synergy
Thornglint Bridge
26% of 53 decks +25% synergy
Seaside Citadel
26% of 53 decks -0% synergy
Breeding Pool
26% of 53 decks -14% synergy
Stomping Ground
25% of 53 decks -16% synergy
Flooded Strand
23% of 53 decks +12% synergy
Shivan Reef
23% of 53 decks -5% synergy
Frontier Bivouac
23% of 53 decks -6% synergy
Temple Garden
23% of 53 decks -17% synergy
City of Brass
21% of 53 decks +13% synergy
Arid Mesa
21% of 53 decks +10% synergy
Windswept Heath
21% of 53 decks +10% synergy
Scalding Tarn
21% of 53 decks +10% synergy
Misty Rainforest
21% of 53 decks +9% synergy
Yavimaya Coast
21% of 53 decks -6% synergy
Sacred Foundry
21% of 53 decks -15% synergy
Sheltering Landscape
20% of 25 decks +12% synergy
Tranquil Landscape
20% of 25 decks +11% synergy
Bountiful Landscape
20% of 25 decks +10% synergy
Wooded Foothills
19% of 53 decks +8% synergy
Terramorphic Expanse
19% of 53 decks +3% synergy
Sea of Clouds
19% of 53 decks -7% synergy
Hedge Maze
18% of 39 decks +7% synergy
Bountiful Promenade
17% of 53 decks -7% synergy
Battlefield Forge
17% of 53 decks -9% synergy
Training Center
17% of 53 decks -10% synergy
Rejuvenating Springs
17% of 53 decks -11% synergy
Path of Ancestry
15% of 53 decks -7% synergy
Spire Garden
13% of 53 decks -11% synergy
Spectator Seating
13% of 53 decks -11% synergy
Prairie Stream
13% of 53 decks -21% synergy
Thundering Falls
13% of 39 decks +4% synergy
Perilous Landscape
12% of 25 decks +4% synergy
Mana Confluence
11% of 53 decks +4% synergy