Bjorna, Nightfall Alchemist
Othelm, Sigardian Outcast
Intruder Alarm
Cathodion

   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
17%inclusion58 decks334 decks
Cecily, Haunted Mage // Othelm, Sigardian Outcast
0.1%inclusion2 decks2.22K decks
New Cards
Leatherhead, Iron Gator
20%inclusion1 decks5 decks
19%synergy
Krang, Utrom Warlord
14%inclusion1 decks7 decks
14%synergy
Does Machines
14%inclusion1 decks7 decks
14%synergy
Flitterwing Nuisance
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13%synergy
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11%synergy
High Synergy Cards
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75%inclusion45 decks60 decks
73%synergy
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85%inclusion51 decks60 decks
72%synergy
Thought Monitor
70%inclusion42 decks60 decks
66%synergy
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64%synergy
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64%synergy
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62%synergy
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61%synergy
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60%synergy
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58%synergy
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58%synergy
Top Cards
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Game Changers
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Creatures
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22%synergy
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18%synergy
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Utility Artifacts
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Enchantments
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0%synergy
Planeswalkers
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35%inclusion21 decks60 decks
33%synergy
Teferi, Who Slows the Sunset
8.3%inclusion5 decks60 decks
7%synergy
Utility Lands
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38%inclusion23 decks60 decks
31%synergy
Ancient Den
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31%synergy
Tree of Tales
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31%synergy
Great Furnace
32%inclusion19 decks60 decks
26%synergy
Inventors' Fair
20%inclusion12 decks60 decks
16%synergy
Buried Ruin
20%inclusion12 decks60 decks
15%synergy
Academy Ruins
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15%synergy
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17%inclusion4 decks23 decks
14%synergy
Darksteel Citadel
17%inclusion10 decks60 decks
13%synergy
Urza's Saga
13%inclusion8 decks60 decks
6%synergy
Reliquary Tower
12%inclusion7 decks60 decks
-18%synergy
Boseiju, Who Endures
10%inclusion6 decks60 decks
-9%synergy
Otawara, Soaring City
8.3%inclusion5 decks60 decks
-8%synergy
Mana Artifacts
Sol Ring
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1%synergy
Arcane Signet
82%inclusion49 decks60 decks
9%synergy
Fellwar Stone
45%inclusion27 decks60 decks
25%synergy
Chromatic Lantern
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28%synergy
Liquimetal Torque
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24%synergy
Talisman of Progress
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Talisman of Unity
15%inclusion9 decks60 decks
8%synergy
Commander's Sphere
15%inclusion9 decks60 decks
3%synergy
Talisman of Curiosity
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Izzet Signet
13%inclusion8 decks60 decks
-10%synergy
Talisman of Conviction
13%inclusion8 decks60 decks
-11%synergy
Talisman of Creativity
13%inclusion8 decks60 decks
-15%synergy
Talisman of Impulse
12%inclusion7 decks60 decks
1%synergy
Azorius Signet
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-9%synergy
Simic Signet
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-1%synergy
Boros Signet
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-9%synergy
Patriar's Seal
8.3%inclusion5 decks60 decks
7%synergy
Mox Opal
8.3%inclusion5 decks60 decks
4%synergy
Mox Amber
8.3%inclusion5 decks60 decks
4%synergy
Selesnya Signet
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1%synergy
Gruul Signet
8.3%inclusion5 decks60 decks
-1%synergy
Basalt Monolith
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4%synergy
Lands
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22%synergy
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33%synergy
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35%synergy
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38%inclusion23 decks60 decks
14%synergy
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11%synergy
Jetmir's Garden
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10%synergy
Ketria Triome
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8%synergy
Silverbluff Bridge
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29%synergy
Razortide Bridge
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28%synergy
Sacred Foundry
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-3%synergy
Steam Vents
33%inclusion20 decks60 decks
-5%synergy
Wooded Foothills
32%inclusion19 decks60 decks
21%synergy
Breeding Pool
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-10%synergy
Tanglepool Bridge
30%inclusion18 decks60 decks
28%synergy
Arid Mesa
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20%synergy
Misty Rainforest
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19%synergy
Temple Garden
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-9%synergy
Stomping Ground
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-11%synergy
Slagwoods Bridge
28%inclusion17 decks60 decks
26%synergy
Rustvale Bridge
28%inclusion17 decks60 decks
23%synergy
Scalding Tarn
28%inclusion17 decks60 decks
18%synergy
Flooded Strand
28%inclusion17 decks60 decks
17%synergy
Mystic Monastery
28%inclusion17 decks60 decks
0%synergy
Hallowed Fountain
28%inclusion17 decks60 decks
-12%synergy
Windswept Heath
27%inclusion16 decks60 decks
16%synergy
Jungle Shrine
27%inclusion16 decks60 decks
-5%synergy
Battlefield Forge
25%inclusion15 decks60 decks
-4%synergy
Shivan Reef
25%inclusion15 decks60 decks
-4%synergy
Seaside Citadel
23%inclusion14 decks60 decks
-3%synergy
Yavimaya Coast
23%inclusion14 decks60 decks
-4%synergy
Frontier Bivouac
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-5%synergy
Path of Ancestry
22%inclusion13 decks60 decks
-1%synergy
Rejuvenating Springs
22%inclusion13 decks60 decks
-5%synergy
Thornglint Bridge
20%inclusion12 decks60 decks
18%synergy
Bountiful Promenade
18%inclusion11 decks60 decks
-4%synergy
Adarkar Wastes
18%inclusion11 decks60 decks
-5%synergy
Training Center
18%inclusion11 decks60 decks
-6%synergy
Evolving Wilds
17%inclusion10 decks60 decks
-4%synergy
Sea of Clouds
17%inclusion10 decks60 decks
-7%synergy
City of Brass
15%inclusion9 decks60 decks
8%synergy
Terramorphic Expanse
15%inclusion9 decks60 decks
0%synergy
Karplusan Forest
15%inclusion9 decks60 decks
-5%synergy
Spire Garden
15%inclusion9 decks60 decks
-7%synergy
Spectator Seating
15%inclusion9 decks60 decks
-8%synergy
Hedge Maze
13%inclusion8 decks60 decks
2%synergy
Plateau
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1%synergy
Brushland
13%inclusion8 decks60 decks
-6%synergy
Cinder Glade
13%inclusion8 decks60 decks
-25%synergy
Mana Confluence
12%inclusion7 decks60 decks
5%synergy
Savannah
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-1%synergy