Koll, the Forgemaster + Demonmail Hauberk + Crimson Kobolds + Crookshank Kobolds

Koll, the Forgemaster
Demonmail Hauberk
Crimson Kobolds
Crookshank Kobolds

Requires
Koll, the Forgemaster must be on the battlefield. Demonmail Hauberk must be on the battlefield. Crimson Kobolds must be on the battlefield. Crookshank Kobolds must be on the battlefield. Demonmail Hauberk attached to Crimson Kobolds.
Steps
  1. Activate Demonmail Hauberk's equip ability by sacrificing Crimson Kobolds, targeting Crookshank Kobolds.
  2. Crimson Kobolds dies, triggering Koll, returning Crimson Kobolds from your graveyard to your hand.
  3. Resolve the Demonmail Hauberk ability, attaching it to Crookshank Kobolds.
  4. Cast Crimson Kobolds by paying 0.
  5. Activate Demonmail Hauberk's equip ability by sacrificing Crookshank Kobolds, targeting Crimson Kobolds.
  6. Crookshank Kobolds dies, triggering Koll, returning Crookshank Kobolds from your graveyard to your hand.
  7. Resolve the Demonmail Hauberk ability, attaching it to Crimson Kobolds.
  8. Cast Crookshank Kobolds by paying 0.
  9. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.

Koll, the Forgemaster
5.62% of 1280 decks 72 decks
High Synergy Cards
Grafted Wargear
96% of 72 decks +95% synergy
Sai of the Shinobi
94% of 72 decks +94% synergy
Rograkh, Son of Rohgahh
97% of 72 decks +92% synergy
Shuko
92% of 72 decks +91% synergy
Goblin Bombardment
97% of 72 decks +91% synergy
Memnite
89% of 72 decks +88% synergy
Ornithopter
90% of 72 decks +84% synergy
Myr Moonvessel
85% of 72 decks +84% synergy
Skirk Prospector
85% of 72 decks +83% synergy
Phyrexian Walker
86% of 72 decks +83% synergy
Top Cards
Skullclamp
88% of 72 decks +72% synergy
Impact Tremors
86% of 72 decks +71% synergy
Stormrider Rig
83% of 72 decks +83% synergy
Open the Armory
82% of 72 decks +65% synergy
Lightning Greaves
82% of 72 decks +54% synergy
Kobolds of Kher Keep
81% of 72 decks +80% synergy
Ronin Warclub
78% of 72 decks +78% synergy
Impulsive Pilferer
78% of 72 decks +76% synergy
Molten Gatekeeper
75% of 8 decks +60% synergy
Fighter Class
74% of 66 decks +59% synergy
Creatures
Reckless Barbarian
73% of 59 decks +72% synergy
Stone Haven Outfitter
69% of 72 decks +67% synergy
Puresteel Paladin
68% of 72 decks +50% synergy
Bureau Headmaster
67% of 6 decks +56% synergy
Kellan, the Fae-Blooded
58% of 24 decks +47% synergy
Priest of Urabrask
57% of 72 decks +56% synergy
Auriok Steelshaper
56% of 72 decks +55% synergy
Witty Roastmaster
54% of 61 decks +48% synergy
Sram, Senior Edificer
49% of 72 decks +28% synergy
Shield Sphere
47% of 72 decks +47% synergy
Fervent Champion
42% of 72 decks +39% synergy
Thermopod
40% of 72 decks +40% synergy
Imperial Recruiter
40% of 72 decks +28% synergy
Mogg Fanatic
39% of 72 decks +39% synergy
Relic Seeker
39% of 72 decks +36% synergy
Cathodion
33% of 72 decks +33% synergy
Éowyn, Lady of Rohan
32% of 28 decks +29% synergy
Goblin Matron
32% of 72 decks +31% synergy
Birgi, God of Storytelling
32% of 72 decks +27% synergy
Astor, Bearer of Blades
29% of 51 decks +20% synergy
Simian Spirit Guide
29% of 72 decks +24% synergy
Stoneforge Mystic
29% of 72 decks +17% synergy
Mentor of the Meek
25% of 72 decks +13% synergy
Goblin Engineer
24% of 72 decks +18% synergy
Oswald Fiddlebender
23% of 66 decks +18% synergy
Taj-Nar Swordsmith
22% of 72 decks +22% synergy
Recruiter of the Guard
22% of 72 decks +15% synergy
Akiri, Fearless Voyager
22% of 72 decks +7% synergy
Ranger-Captain of Eos
21% of 72 decks +16% synergy
Restoration Specialist
19% of 72 decks +18% synergy
Runaway Steam-Kin
19% of 72 decks +17% synergy
Cathar Commando
19% of 62 decks +12% synergy
Bladegraft Aspirant
17% of 41 decks +13% synergy
Hissing Iguanar
17% of 72 decks +16% synergy
Flamescroll Celebrant
17% of 66 decks +16% synergy
Foundry Inspector
17% of 72 decks +8% synergy
Spiteful Prankster
15% of 72 decks +15% synergy
Ranger of Eos
15% of 72 decks +15% synergy
Myr Retriever
15% of 72 decks +12% synergy
Danitha Capashen, Paragon
15% of 72 decks +2% synergy
Grand Abolisher
14% of 72 decks +3% synergy
Moon-Blessed Cleric
14% of 66 decks +13% synergy
Esper Sentinel
14% of 66 decks -14% synergy
Akki Ember-Keeper
13% of 61 decks +13% synergy
Starnheim Courser
12% of 72 decks +10% synergy
Fanatical Firebrand
11% of 72 decks +11% synergy
Reckless Fireweaver
11% of 72 decks +7% synergy
Wyleth, Soul of Steel
11% of 72 decks +4% synergy
Dockside Extortionist
11% of 72 decks +2% synergy
Bruenor Battlehammer
11% of 66 decks -2% synergy
Instants
Swords to Plowshares
57% of 72 decks -11% synergy
Path to Exile
46% of 72 decks -11% synergy
Enlightened Tutor
39% of 72 decks +21% synergy
Chaos Warp
32% of 72 decks -2% synergy
Generous Gift
32% of 72 decks -8% synergy
Thrill of Possibility
29% of 72 decks +16% synergy
Wear // Tear
26% of 72 decks +1% synergy
Abrade
25% of 72 decks +11% synergy
Stroke of Midnight
25% of 24 decks +6% synergy
Boros Charm
22% of 72 decks -32% synergy
Silence
18% of 72 decks +12% synergy
Demand Answers
17% of 18 decks +7% synergy
Rebel Salvo
12% of 40 decks +10% synergy
Tibalt's Trickery
12% of 72 decks +6% synergy
Mana Tithe
11% of 72 decks +8% synergy
Blacksmith's Skill
11% of 66 decks +3% synergy
Calamity's Wake
10% of 48 decks +10% synergy
Angel's Grace
10% of 72 decks +8% synergy
Pyretic Ritual
8% of 72 decks +7% synergy
Heartwarming Redemption
8% of 72 decks +6% synergy
Rebuff the Wicked
8% of 72 decks +5% synergy
Disenchant
8% of 72 decks +2% synergy
Dispatch
8% of 72 decks -5% synergy
Deflecting Swat
8% of 72 decks -7% synergy
Deflecting Palm
8% of 72 decks -8% synergy
Teferi's Protection
8% of 72 decks -11% synergy
Surge of Salvation
8% of 38 decks +3% synergy
Reprieve
8% of 38 decks -1% synergy
Apostle's Blessing
7% of 72 decks +4% synergy
Pyroblast
7% of 72 decks +2% synergy
Red Elemental Blast
7% of 72 decks +1% synergy
Lightning Bolt
7% of 72 decks -3% synergy
Soul Partition
6% of 48 decks +5% synergy
Desperate Ritual
6% of 72 decks +5% synergy
Seething Song
6% of 72 decks +3% synergy
Wild Magic Surge
5% of 59 decks +4% synergy
Sorceries
Reckless Handling
57% of 37 decks +52% synergy
Grapeshot
54% of 72 decks +52% synergy
Steelshaper's Gift
44% of 72 decks +32% synergy
Faithless Looting
42% of 72 decks +23% synergy
Infernal Plunge
24% of 72 decks +23% synergy
Gamble
22% of 72 decks +14% synergy
Idyllic Tutor
21% of 72 decks +18% synergy
Cathartic Reunion
21% of 72 decks +17% synergy
Thrilling Discovery
20% of 66 decks +12% synergy
Blasphemous Act
18% of 72 decks -15% synergy
Jeska's Will
15% of 72 decks -4% synergy
Helping Hand
14% of 21 decks +13% synergy
Sevinne's Reclamation
14% of 72 decks +3% synergy
Recommission
12% of 48 decks +10% synergy
Rip Apart
12% of 66 decks -5% synergy
Vandalblast
11% of 72 decks -4% synergy
Reconstruct History
11% of 66 decks +4% synergy
Rite of Flame
10% of 72 decks +9% synergy
Tormenting Voice
10% of 72 decks +7% synergy
Wrath of God
10% of 72 decks +3% synergy
Search for Glory
8% of 72 decks +7% synergy
Wheel of Fortune
8% of 72 decks +5% synergy
Seize the Spoils
7% of 72 decks +4% synergy
Pirate's Pillage
6% of 72 decks +4% synergy
Wheel of Misfortune
6% of 72 decks +2% synergy
Austere Command
6% of 72 decks -11% synergy
Utility Artifacts
Ashnod's Altar
68% of 72 decks +63% synergy
Altar of Dementia
65% of 72 decks +64% synergy
Blasting Station
57% of 72 decks +56% synergy
Bladehold War-Whip
56% of 43 decks +46% synergy
Deathrender
51% of 72 decks +51% synergy
Mortarpod
49% of 72 decks +48% synergy
Mask of Immolation
47% of 72 decks +47% synergy
Altar of the Brood
44% of 72 decks +44% synergy
Swiftfoot Boots
42% of 72 decks -3% synergy
Lotus Ring
36% of 11 decks +36% synergy
Phyrexian Altar
35% of 72 decks +33% synergy
Spawning Pit
29% of 72 decks +29% synergy
Umbral Mantle
29% of 72 decks +28% synergy
Hero's Blade
26% of 72 decks +22% synergy
Piston Sledge
25% of 72 decks +25% synergy
Forebear's Blade
22% of 72 decks +21% synergy
Sunforger
21% of 72 decks -0% synergy
Masterwork of Ingenuity
19% of 72 decks +10% synergy
Plate Armor
17% of 66 decks +14% synergy
Aetherflux Reservoir
15% of 72 decks +12% synergy
Mask of Memory
14% of 72 decks +4% synergy
Obsidian Battle-Axe
12% of 72 decks +12% synergy
Sylvok Lifestaff
11% of 72 decks +11% synergy
Grinding Station
10% of 72 decks +9% synergy
Bone Saw
10% of 72 decks +9% synergy
Colossus Hammer
10% of 72 decks -3% synergy
Moonsilver Key
10% of 62 decks +7% synergy
Hazoret's Monument
8% of 72 decks +7% synergy
Conqueror's Flail
8% of 72 decks +5% synergy
Goldvein Pick
8% of 72 decks +5% synergy
Explorer's Scope
8% of 72 decks +5% synergy
Wayfarer's Bauble
8% of 72 decks -8% synergy
Citizen's Crowbar
8% of 61 decks +6% synergy
Leather Armor
8% of 66 decks +7% synergy
Barbed Batterfist
8% of 40 decks +5% synergy
Gate to the Afterlife
7% of 72 decks +7% synergy
Helm of the Host
7% of 72 decks -2% synergy
Cloudstone Curio
6% of 72 decks +5% synergy
Enchantments
Forging the Tyrite Sword
39% of 72 decks +33% synergy
Martyr's Cause
36% of 72 decks +35% synergy
Enduring Renewal
31% of 72 decks +30% synergy
Quest for the Holy Relic
31% of 72 decks +30% synergy
Warleader's Call
29% of 17 decks +11% synergy
Fanatical Devotion
29% of 72 decks +28% synergy
Outpost Siege
26% of 72 decks +24% synergy
Sigarda's Aid
14% of 72 decks -1% synergy
Smothering Tithe
12% of 72 decks -10% synergy
Darksteel Mutation
11% of 72 decks +6% synergy
Betrothed of Fire
10% of 72 decks +10% synergy
Land Tax
8% of 72 decks -3% synergy
Makeshift Munitions
7% of 72 decks +7% synergy
Warstorm Surge
7% of 72 decks +4% synergy
Barrage of Expendables
6% of 72 decks +5% synergy
All That Glitters
6% of 72 decks -4% synergy
Planeswalkers
Nahiri, Storm of Stone
24% of 72 decks +22% synergy
Nahiri, Heir of the Ancients
7% of 72 decks +2% synergy
Utility Lands
Axgard Armory
49% of 72 decks +37% synergy
Buried Ruin
44% of 72 decks +29% synergy
Great Furnace
24% of 72 decks +12% synergy
Ancient Den
21% of 72 decks +9% synergy
Urza's Saga
17% of 66 decks +7% synergy
Forgotten Cave
14% of 72 decks +6% synergy
Inventors' Fair
14% of 72 decks +5% synergy
Secluded Steppe
11% of 72 decks +3% synergy
War Room
8% of 72 decks -3% synergy
Reliquary Tower
8% of 72 decks -9% synergy
Ancient Tomb
7% of 72 decks -2% synergy
Slayers' Stronghold
6% of 72 decks -22% synergy
Mana Artifacts
Sol Ring
89% of 72 decks +2% synergy
Arcane Signet
75% of 72 decks -5% synergy
Boros Signet
57% of 72 decks -2% synergy
Talisman of Conviction
46% of 72 decks -8% synergy
Mind Stone
28% of 72 decks -3% synergy
Paradise Mantle
25% of 72 decks +23% synergy
Fellwar Stone
21% of 72 decks -5% synergy
Springleaf Drum
15% of 72 decks +13% synergy
Commander's Sphere
14% of 72 decks -7% synergy
Lotus Petal
12% of 72 decks +7% synergy
Mox Opal
10% of 72 decks +5% synergy
Thought Vessel
10% of 72 decks -5% synergy
Mana Crypt
8% of 72 decks +2% synergy
Mana Vault
7% of 72 decks +2% synergy
Chrome Mox
6% of 72 decks +1% synergy
Mox Amber
6% of 72 decks +0% synergy
Lands
Command Tower
83% of 72 decks -3% synergy
Battlefield Forge
57% of 72 decks +1% synergy
Furycalm Snarl
41% of 66 decks -1% synergy
Clifftop Retreat
40% of 72 decks -18% synergy
Temple of Triumph
35% of 72 decks -7% synergy
Boros Garrison
31% of 72 decks -13% synergy
Sacred Foundry
31% of 72 decks -13% synergy
Evolving Wilds
29% of 72 decks +8% synergy
Spectator Seating
26% of 72 decks -16% synergy
Terramorphic Expanse
25% of 72 decks +10% synergy
Rugged Prairie
25% of 72 decks -10% synergy
Rustvale Bridge
23% of 66 decks +10% synergy
Needleverge Pathway
22% of 72 decks -7% synergy
Sacred Peaks
22% of 51 decks +7% synergy
Sunscorched Divide
21% of 14 decks +0% synergy
Myriad Landscape
21% of 72 decks -6% synergy
Exotic Orchard
21% of 72 decks -7% synergy
Inspiring Vantage
19% of 72 decks +6% synergy
Arid Mesa
19% of 72 decks -10% synergy
Sundown Pass
18% of 62 decks -17% synergy
Alpine Meadow
17% of 72 decks +7% synergy
Plateau
14% of 72 decks +2% synergy
Boros Guildgate
11% of 72 decks +1% synergy
Wind-Scarred Crag
11% of 72 decks -5% synergy
Lorehold Campus
11% of 66 decks +5% synergy
Spire of Industry
10% of 72 decks +5% synergy
Sunbaked Canyon
10% of 72 decks -6% synergy
Stone Quarry
8% of 72 decks +3% synergy
Marsh Flats
8% of 72 decks +1% synergy
Fabled Passage
8% of 72 decks -1% synergy
Ash Barrens
7% of 72 decks +2% synergy
City of Brass
7% of 72 decks +2% synergy
Wooded Foothills
7% of 72 decks +1% synergy
Bloodstained Mire
7% of 72 decks +0% synergy
Mana Confluence
6% of 72 decks +1% synergy
Flooded Strand
6% of 72 decks -1% synergy
Windswept Heath
6% of 72 decks -1% synergy