Othelm, Sigardian Outcast + Ashnod's Altar + Intruder Alarm

Othelm, Sigardian Outcast
Ashnod's Altar
Intruder Alarm

Requires
Othelm, Sigardian Outcast must be on the battlefield. Ashnod's Altar must be on the battlefield. Intruder Alarm must be on the battlefield. You control at least one other nontoken creature. Othelm does not have summoning sickness.
Steps
  1. Activate Ashnod's Altar by sacrificing any other nontoken creature, adding .
  2. Activate Othelm by paying 2 and tapping it, returning a creature from your graveyard to the battlefield.
  3. The creature enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  4. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite sacrifice triggers. Infinite untap of all creatures.

Hargilde, Kindly Runechanter // Othelm, Sigardian Outcast
30.77% of 65 decks 20 decks
Bjorna, Nightfall Alchemist // Othelm, Sigardian Outcast
18.15% of 270 decks 49 decks
Cecily, Haunted Mage // Othelm, Sigardian Outcast
2.98% of 1878 decks 56 decks
High Synergy Cards
Ruinous Ultimatum
43% of 56 decks +41% synergy
Cathodion
41% of 127 decks +41% synergy
Eerie Ultimatum
39% of 56 decks +38% synergy
Corridor Monitor
38% of 127 decks +38% synergy
Birds of Paradise
50% of 127 decks +37% synergy
Bloom Tender
41% of 127 decks +37% synergy
Orcish Bowmasters
40% of 20 decks +34% synergy
Conflux
34% of 56 decks +34% synergy
Noble Hierarch
35% of 127 decks +33% synergy
Ignoble Hierarch
34% of 56 decks +31% synergy
Top Cards
Swords to Plowshares
45% of 127 decks +16% synergy
Rhystic Study
38% of 127 decks +24% synergy
Eternal Witness
37% of 127 decks +27% synergy
Solemn Simulacrum
37% of 127 decks +23% synergy
Counterspell
36% of 127 decks +15% synergy
Esper Sentinel
35% of 127 decks +26% synergy
Farseek
35% of 127 decks +19% synergy
Dockside Extortionist
32% of 105 decks +25% synergy
Viscera Seer
32% of 56 decks +27% synergy
Path to Exile
31% of 127 decks +11% synergy
Creatures
Seedborn Muse
31% of 127 decks +27% synergy
Composite Golem
30% of 56 decks +30% synergy
Haywire Mite
30% of 81 decks +28% synergy
Ioreth of the Healing House
29% of 48 decks +28% synergy
Zulaport Cutthroat
29% of 56 decks +23% synergy
Faeburrow Elder
28% of 127 decks +25% synergy
Cruel Celebrant
27% of 56 decks +25% synergy
Village Bell-Ringer
27% of 127 decks +26% synergy
Drumbellower
25% of 115 decks +24% synergy
Lotho, Corrupt Shirriff
25% of 20 decks +22% synergy
Deathrite Shaman
23% of 56 decks +21% synergy
Opposition Agent
23% of 56 decks +19% synergy
Blood Artist
23% of 56 decks +17% synergy
Thought Monitor
23% of 127 decks +21% synergy
Enthusiastic Mechanaut
23% of 93 decks +22% synergy
Myr Battlesphere
22% of 127 decks +20% synergy
Meteor Golem
22% of 127 decks +20% synergy
Myr Retriever
21% of 127 decks +19% synergy
Avacyn's Pilgrim
21% of 127 decks +18% synergy
Ornithopter of Paradise
21% of 127 decks +17% synergy
Combustible Gearhulk
21% of 105 decks +20% synergy
Reckless Fireweaver
21% of 105 decks +19% synergy
Circuit Mender
21% of 115 decks +20% synergy
Atraxa, Grand Unifier
20% of 25 decks +19% synergy
Lonis, Cryptozoologist
20% of 127 decks +19% synergy
Etherium Sculptor
20% of 127 decks +17% synergy
Judith, the Scourge Diva
20% of 56 decks +19% synergy
Mayhem Devil
20% of 56 decks +17% synergy
Samwise Gamgee
20% of 51 decks +18% synergy
Delighted Halfling
19% of 52 decks +12% synergy
Wernog, Rider's Chaplain
19% of 47 decks +19% synergy
Oswald Fiddlebender
19% of 126 decks +18% synergy
Foundry Inspector
19% of 127 decks +15% synergy
Unctus, Grand Metatect
19% of 69 decks +18% synergy
Agatha of the Vile Cauldron
18% of 38 decks +18% synergy
Scrap Trawler
18% of 127 decks +16% synergy
Angel of Despair
18% of 56 decks +18% synergy
Dauthi Voidwalker
18% of 56 decks +13% synergy
Emry, Lurker of the Loch
17% of 127 decks +15% synergy
Syr Ginger, the Meal Ender
17% of 42 decks +16% synergy
Filigree Familiar
17% of 127 decks +16% synergy
Wurmcoil Engine
17% of 127 decks +15% synergy
Drannith Magistrate
17% of 127 decks +13% synergy
Breya's Apprentice
16% of 105 decks +16% synergy
Goblin Engineer
16% of 105 decks +14% synergy
Angel of the Ruins
16% of 127 decks +15% synergy
Llanowar Elves
16% of 127 decks +6% synergy
Kiki-Jiki, Mirror Breaker
15% of 105 decks +13% synergy
Trophy Mage
15% of 127 decks +14% synergy
Burnished Hart
15% of 127 decks +10% synergy
Instants
Vampiric Tutor
36% of 56 decks +26% synergy
Enlightened Tutor
29% of 127 decks +21% synergy
Assassin's Trophy
29% of 56 decks +22% synergy
Cyclonic Rift
28% of 127 decks +14% synergy
Worldly Tutor
28% of 127 decks +21% synergy
Fierce Guardianship
25% of 127 decks +17% synergy
Generous Gift
24% of 127 decks +12% synergy
Beast Within
24% of 127 decks +5% synergy
An Offer You Can't Refuse
21% of 112 decks +11% synergy
Eladamri's Call
20% of 127 decks +17% synergy
Mystical Tutor
19% of 127 decks +11% synergy
Heroic Intervention
19% of 127 decks +5% synergy
Swan Song
18% of 127 decks +10% synergy
Deflecting Swat
17% of 105 decks +9% synergy
Dispatch
15% of 127 decks +13% synergy
Abrupt Decay
14% of 56 decks +12% synergy
Teferi's Protection
14% of 127 decks +5% synergy
Dovin's Veto
13% of 127 decks +9% synergy
Mana Drain
13% of 127 decks +6% synergy
Negate
13% of 127 decks +2% synergy
Force of Negation
12% of 127 decks +7% synergy
Force of Will
12% of 127 decks +6% synergy
Chord of Calling
11% of 127 decks +8% synergy
Pact of Negation
11% of 127 decks +7% synergy
Tainted Pact
11% of 56 decks +9% synergy
Chaos Warp
10% of 105 decks -5% synergy
Veil of Summer
10% of 127 decks +7% synergy
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10% of 127 decks +5% synergy
Crop Rotation
9% of 127 decks +5% synergy
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Rending Vines
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Brainstorm
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Overwhelming Intellect
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Aura Blast
7% of 127 decks +7% synergy
Noxious Revival
7% of 127 decks +4% synergy
Dramatic Reversal
7% of 127 decks +4% synergy
Flusterstorm
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Mystic Melting
6% of 127 decks +6% synergy
Dismantling Blow
6% of 127 decks +6% synergy
Mental Misstep
6% of 127 decks +3% synergy
Flawless Maneuver
6% of 127 decks +2% synergy
Pyroblast
6% of 105 decks +3% synergy
Muddle the Mixture
6% of 127 decks +3% synergy
Deadly Rollick
5% of 56 decks +0% synergy
Anguished Unmaking
5% of 56 decks -0% synergy
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30% of 127 decks +8% synergy
Nature's Lore
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Neoform
26% of 127 decks +25% synergy
Three Visits
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23% of 56 decks +23% synergy
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23% of 56 decks +22% synergy
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18% of 127 decks +2% synergy
Diabolic Intent
18% of 56 decks +13% synergy
Finale of Devastation
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Fabricate
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Organic Extinction
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Overflowing Insight
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Reanimate
9% of 56 decks +1% synergy
Toxic Deluge
9% of 56 decks +0% synergy
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9% of 127 decks +8% synergy
Creeping Renaissance
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9% of 104 decks +8% synergy
Beck // Call
8% of 127 decks +8% synergy
Gamble
8% of 105 decks +3% synergy
Path to the Festival
7% of 126 decks +7% synergy
Rise of the Dark Realms
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Imperial Seal
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Thoughtcast
7% of 127 decks +5% synergy
Migration Path
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Wrath of God
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Windfall
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7% of 115 decks +1% synergy
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6% of 105 decks +5% synergy
Tranquil Path
6% of 127 decks +6% synergy
Green Sun's Zenith
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5% of 56 decks +5% synergy
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Buried Alive
5% of 56 decks +3% synergy
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5% of 56 decks +1% synergy
Explore the Underdark
5% of 99 decks +5% synergy
Utility Artifacts
Thousand-Year Elixir
27% of 127 decks +24% synergy
Lightning Greaves
26% of 127 decks +1% synergy
Birthing Pod
23% of 127 decks +22% synergy
Swiftfoot Boots
22% of 127 decks -6% synergy
Krark-Clan Ironworks
19% of 127 decks +18% synergy
Thornbite Staff
17% of 127 decks +17% synergy
Phyrexian Altar
17% of 127 decks +13% synergy
Encroaching Mycosynth
16% of 69 decks +15% synergy
Altar of Dementia
13% of 127 decks +10% synergy
Panharmonicon
13% of 127 decks +8% synergy
The One Ring
12% of 60 decks +3% synergy
Thopter Shop
11% of 83 decks +10% synergy
Blasting Station
9% of 127 decks +8% synergy
Clock of Omens
9% of 127 decks +8% synergy
Altar of the Brood
9% of 127 decks +7% synergy
Basilisk Collar
9% of 127 decks +5% synergy
Lux Artillery
8% of 63 decks +8% synergy
Ashnod's Transmogrant
8% of 127 decks +8% synergy
Time Sieve
7% of 56 decks +6% synergy
Agatha's Soul Cauldron
7% of 42 decks +5% synergy
Wishclaw Talisman
7% of 56 decks +4% synergy
Trading Post
7% of 127 decks +6% synergy
Isochron Scepter
7% of 127 decks +4% synergy
Ichor Wellspring
6% of 127 decks +4% synergy
Staff of Domination
6% of 127 decks +4% synergy
Sensei's Divining Top
6% of 127 decks +1% synergy
Skullclamp
6% of 127 decks -6% synergy
Thran Forge
6% of 127 decks +5% synergy
Unwinding Clock
6% of 127 decks +3% synergy
Enchantments
Mystic Remora
24% of 127 decks +16% synergy
Smothering Tithe
22% of 127 decks +10% synergy
Goblin Bombardment
22% of 105 decks +19% synergy
Sylvan Library
21% of 127 decks +15% synergy
Impact Tremors
17% of 105 decks +13% synergy
Phyrexian Scriptures
16% of 56 decks +15% synergy
Guardian Project
14% of 127 decks +10% synergy
Virtue of Knowledge
10% of 42 decks +8% synergy
Ulvenwald Mysteries
9% of 127 decks +9% synergy
Sneak Attack
9% of 105 decks +7% synergy
Agent of the Iron Throne
8% of 38 decks +6% synergy
Training Grounds
8% of 127 decks +7% synergy
Thopter Spy Network
8% of 127 decks +6% synergy
Phyrexian Arena
7% of 56 decks -0% synergy
Evolutionary Leap
7% of 127 decks +6% synergy
Mirrodin Besieged
7% of 127 decks +6% synergy
Aura Shards
7% of 127 decks +5% synergy
Freed from the Real
6% of 127 decks +5% synergy
Rhythm of the Wild
6% of 105 decks +1% synergy
Anointed Procession
6% of 127 decks +1% synergy
Battles
Invasion of Ikoria
10% of 59 decks +8% synergy
Planeswalkers
Daretti, Scrap Savant
11% of 105 decks +10% synergy
Vivien on the Hunt
9% of 112 decks +9% synergy
Oko, Thief of Crowns
6% of 127 decks +4% synergy
Utility Lands
Reliquary Tower
26% of 127 decks -3% synergy
Boseiju, Who Endures
17% of 115 decks +8% synergy
Buried Ruin
17% of 127 decks +12% synergy
Great Furnace
16% of 105 decks +13% synergy
Ancient Den
16% of 127 decks +13% synergy
Seat of the Synod
16% of 127 decks +13% synergy
Tree of Tales
15% of 127 decks +14% synergy
Inventors' Fair
15% of 127 decks +11% synergy
Ancient Tomb
15% of 127 decks +4% synergy
Maze of Ith
13% of 127 decks +11% synergy
Labyrinth of Skophos
11% of 127 decks +11% synergy
Emergence Zone
11% of 127 decks +9% synergy
Academy Ruins
11% of 127 decks +9% synergy
Otawara, Soaring City
10% of 115 decks +2% synergy
Gaea's Cradle
9% of 127 decks +7% synergy
Darksteel Citadel
9% of 127 decks +5% synergy
Phyrexian Tower
9% of 56 decks +5% synergy
Cascading Cataracts
9% of 127 decks +7% synergy
Havengul Laboratory
9% of 47 decks +8% synergy
Urza's Saga
8% of 127 decks +1% synergy
Yavimaya, Cradle of Growth
8% of 127 decks -1% synergy
Baldur's Gate
7% of 99 decks +6% synergy
Treasure Vault
6% of 126 decks +3% synergy
Mana Artifacts
Sol Ring
86% of 127 decks +1% synergy
Arcane Signet
79% of 127 decks +7% synergy
Fellwar Stone
32% of 127 decks +11% synergy
Chromatic Lantern
24% of 127 decks +14% synergy
Mana Crypt
22% of 127 decks +11% synergy
Commander's Sphere
20% of 127 decks +5% synergy
Thought Vessel
20% of 127 decks +4% synergy
Liquimetal Torque
17% of 127 decks +14% synergy
Crowded Crypt
16% of 55 decks +16% synergy
Talisman of Curiosity
13% of 127 decks +11% synergy
Chrome Mox
13% of 127 decks +6% synergy
Talisman of Unity
9% of 127 decks +8% synergy
Mox Amber
9% of 127 decks +5% synergy
Azorius Signet
9% of 127 decks +3% synergy
Lotus Petal
9% of 127 decks +2% synergy
Simic Signet
8% of 127 decks +5% synergy
Mox Diamond
8% of 127 decks +4% synergy
Talisman of Progress
8% of 127 decks +3% synergy
Talisman of Creativity
8% of 105 decks +1% synergy
Izzet Signet
8% of 105 decks +1% synergy
Gemstone Array
7% of 127 decks +7% synergy
Darksteel Ingot
7% of 127 decks +6% synergy
Talisman of Conviction
7% of 105 decks +2% synergy
Gruul Signet
6% of 105 decks +3% synergy
Mana Vault
6% of 127 decks -1% synergy
Jeweled Lotus
6% of 127 decks -2% synergy
Talisman of Resilience
5% of 56 decks +3% synergy
Lands
Command Tower
89% of 127 decks +15% synergy
Exotic Orchard
62% of 127 decks +27% synergy
Breeding Pool
48% of 127 decks +39% synergy
Hallowed Fountain
46% of 127 decks +37% synergy
Overgrown Tomb
43% of 56 decks +34% synergy
Watery Grave
43% of 56 decks +32% synergy
Temple Garden
43% of 127 decks +34% synergy
Misty Rainforest
42% of 127 decks +30% synergy
Arid Mesa
39% of 127 decks +29% synergy
Flooded Strand
39% of 127 decks +28% synergy
Stomping Ground
38% of 105 decks +29% synergy
Scalding Tarn
37% of 127 decks +26% synergy
Steam Vents
36% of 105 decks +27% synergy
Godless Shrine
36% of 56 decks +26% synergy
Windswept Heath
35% of 127 decks +25% synergy
Spara's Headquarters
35% of 112 decks +31% synergy
Verdant Catacombs
33% of 127 decks +22% synergy
Marsh Flats
32% of 127 decks +21% synergy
Sacred Foundry
31% of 105 decks +23% synergy
Jetmir's Garden
30% of 90 decks +26% synergy
Wooded Foothills
30% of 127 decks +20% synergy
Polluted Delta
29% of 127 decks +18% synergy
Blood Crypt
29% of 56 decks +20% synergy
Zagoth Triome
27% of 56 decks +23% synergy
Ketria Triome
27% of 105 decks +23% synergy
Rejuvenating Springs
26% of 127 decks +20% synergy
City of Brass
25% of 127 decks +17% synergy
Sea of Clouds
24% of 127 decks +19% synergy
Ziatora's Proving Ground
24% of 41 decks +21% synergy
Xander's Lounge
24% of 41 decks +21% synergy
Bountiful Promenade
22% of 127 decks +17% synergy
Yavimaya Coast
21% of 127 decks +15% synergy
Mana Confluence
21% of 127 decks +14% synergy
Bloodstained Mire
20% of 127 decks +10% synergy
The World Tree
18% of 56 decks +16% synergy
Indatha Triome
18% of 56 decks +14% synergy
Tundra
17% of 127 decks +14% synergy
Tropical Island
17% of 127 decks +14% synergy
Raugrin Triome
17% of 105 decks +14% synergy
Raffine's Tower
17% of 41 decks +14% synergy
Prairie Stream
17% of 127 decks +9% synergy
Taiga
16% of 105 decks +13% synergy
Thriving Moor
16% of 56 decks +15% synergy
Bayou
16% of 56 decks +13% synergy
Underground Sea
16% of 56 decks +13% synergy
Savannah
16% of 127 decks +13% synergy
Forbidden Orchard
16% of 127 decks +13% synergy
Hedge Maze
15% of 20 decks +12% synergy
Adarkar Wastes
15% of 127 decks +11% synergy
Plateau
14% of 105 decks +11% synergy