Koll, the Forgemaster + Deathrender + Altar of Dementia

Koll, the Forgemaster
Deathrender
Altar of Dementia

Requires
Koll, the Forgemaster must be on the battlefield. Deathrender must be on the battlefield. Altar of Dementia must be on the battlefield. Deahrender attached to another nontoken creature you control.
Steps
  1. Activate Altar of Dementia by sacrificing the creature with Deathrender attached.
  2. When the creature dies, Koll and Deathrender trigger.
  3. Resolve the Koll trigger, returning the creature from your graveyard to your hand.
  4. Resolve the Deathrender trigger, putting the creature from your hand onto the battlefield and attaching Deathrender to it.
  5. Resolve the Altar of Dementia ability from step 1, causing a player to mill cards equal to the creature's power.
  6. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mill. Infinite sacrifice triggers. Infinite self-mill.

Koll, the Forgemaster
7.32% of 1297 decks 95 decks
Cass, Hand of Vengeance
1.86% of 161 decks 3 decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.03% of 3564 decks 1 decks
Ardenn, Intrepid Archaeologist // Rograkh, Son of Rohgahh
0.02% of 6123 decks 1 decks
Dogmeat, Ever Loyal
0.02% of 4361 decks 1 decks
High Synergy Cards
Ornithopter
94% of 101 decks +92% synergy
Goblin Bombardment
98% of 101 decks +92% synergy
Rograkh, Son of Rohgahh
92% of 101 decks +91% synergy
Shuko
91% of 101 decks +91% synergy
Sai of the Shinobi
89% of 101 decks +89% synergy
Grafted Wargear
86% of 101 decks +86% synergy
Memnite
83% of 101 decks +82% synergy
Stormrider Rig
82% of 101 decks +82% synergy
Skullclamp
93% of 101 decks +81% synergy
Crimson Kobolds
79% of 101 decks +79% synergy
Top Cards
Lightning Greaves
85% of 101 decks +60% synergy
Open the Armory
82% of 101 decks +77% synergy
Impulsive Pilferer
81% of 101 decks +79% synergy
Impact Tremors
81% of 101 decks +72% synergy
Skirk Prospector
80% of 101 decks +77% synergy
Puresteel Paladin
79% of 101 decks +76% synergy
Crookshank Kobolds
78% of 101 decks +78% synergy
Blasting Station
77% of 101 decks +77% synergy
Ashnod's Altar
77% of 101 decks +70% synergy
Myr Moonvessel
73% of 101 decks +73% synergy
Creatures
Kellan, the Fae-Blooded
72% of 46 decks +69% synergy
Phyrexian Walker
71% of 101 decks +71% synergy
Kobolds of Kher Keep
69% of 101 decks +69% synergy
Stone Haven Outfitter
69% of 101 decks +69% synergy
Sram, Senior Edificer
56% of 101 decks +50% synergy
Auriok Steelshaper
54% of 101 decks +54% synergy
Reckless Barbarian
53% of 87 decks +52% synergy
Imperial Recruiter
50% of 101 decks +43% synergy
Birgi, God of Storytelling
49% of 100 decks +43% synergy
Witty Roastmaster
48% of 87 decks +45% synergy
Priest of Urabrask
46% of 101 decks +45% synergy
Molten Gatekeeper
45% of 11 decks +41% synergy
Stoneforge Mystic
45% of 101 decks +42% synergy
Bureau Headmaster
44% of 9 decks +41% synergy
Shield Sphere
43% of 101 decks +42% synergy
Mogg Fanatic
40% of 101 decks +39% synergy
Cathodion
39% of 101 decks +38% synergy
Fervent Champion
34% of 101 decks +33% synergy
Relic Seeker
32% of 101 decks +31% synergy
Goblin Engineer
32% of 101 decks +28% synergy
Esper Sentinel
31% of 96 decks +11% synergy
Ranger-Captain of Eos
31% of 101 decks +26% synergy
Oswald Fiddlebender
30% of 96 decks +28% synergy
Thermopod
30% of 101 decks +29% synergy
Akki Ember-Keeper
28% of 87 decks +28% synergy
Goblin Matron
27% of 101 decks +25% synergy
Éowyn, Lady of Rohan
26% of 50 decks +25% synergy
Runaway Steam-Kin
24% of 101 decks +21% synergy
Mentor of the Meek
24% of 101 decks +18% synergy
Dockside Extortionist
22% of 101 decks +9% synergy
Recruiter of the Guard
20% of 101 decks +17% synergy
Simian Spirit Guide
20% of 101 decks +14% synergy
Grand Abolisher
20% of 101 decks +11% synergy
Ranger of Eos
19% of 101 decks +18% synergy
Akiri, Fearless Voyager
19% of 101 decks +15% synergy
Danitha Capashen, Paragon
19% of 101 decks +15% synergy
Cass, Hand of Vengeance
17% of 18 decks +16% synergy
Bladegraft Aspirant
15% of 60 decks +14% synergy
Fanatical Firebrand
15% of 101 decks +15% synergy
Taj-Nar Swordsmith
14% of 101 decks +14% synergy
Cathar Commando
13% of 89 decks +10% synergy
Purphoros, God of the Forge
13% of 101 decks +8% synergy
Flamescroll Celebrant
12% of 96 decks +12% synergy
Restoration Specialist
12% of 101 decks +12% synergy
Myr Retriever
12% of 101 decks +10% synergy
Bruenor Battlehammer
11% of 96 decks +9% synergy
Astor, Bearer of Blades
11% of 81 decks +9% synergy
Fireblade Charger
10% of 101 decks +10% synergy
Queen Kayla bin-Kroog
9% of 78 decks +8% synergy
Goblin Recruiter
9% of 101 decks +8% synergy
Instants
Swords to Plowshares
70% of 101 decks +8% synergy
Path to Exile
54% of 101 decks +9% synergy
Enlightened Tutor
50% of 101 decks +32% synergy
Generous Gift
32% of 101 decks +6% synergy
Silence
31% of 101 decks +24% synergy
Wear // Tear
31% of 101 decks +23% synergy
Chaos Warp
29% of 101 decks -3% synergy
Thrill of Possibility
25% of 101 decks +14% synergy
Boros Charm
25% of 101 decks -0% synergy
Abrade
20% of 101 decks +9% synergy
Red Elemental Blast
18% of 101 decks +11% synergy
Deflecting Swat
17% of 101 decks +1% synergy
Stroke of Midnight
15% of 46 decks +3% synergy
Pyroblast
15% of 101 decks +9% synergy
Mana Tithe
13% of 101 decks +11% synergy
Dispatch
13% of 101 decks +8% synergy
Rebuff the Wicked
12% of 101 decks +10% synergy
Valakut Awakening
12% of 101 decks +6% synergy
Teferi's Protection
12% of 101 decks -8% synergy
Reprieve
11% of 55 decks +6% synergy
Disenchant
11% of 101 decks +7% synergy
Tibalt's Trickery
10% of 100 decks +4% synergy
Angel's Grace
10% of 101 decks +8% synergy
Get Lost
9% of 32 decks +6% synergy
Seething Song
9% of 101 decks +3% synergy
Calamity's Wake
8% of 78 decks +7% synergy
Surge of Salvation
7% of 54 decks +5% synergy
Pyretic Ritual
7% of 101 decks +4% synergy
Desperate Ritual
6% of 101 decks +4% synergy
Lightning Bolt
6% of 101 decks -5% synergy
Big Score
6% of 87 decks -4% synergy
Blacksmith's Skill
5% of 96 decks +3% synergy
Rebel Salvo
5% of 58 decks +5% synergy
Sorceries
Steelshaper's Gift
54% of 101 decks +52% synergy
Grapeshot
44% of 101 decks +39% synergy
Reckless Handling
43% of 53 decks +41% synergy
Faithless Looting
36% of 101 decks +19% synergy
Blasphemous Act
31% of 101 decks -3% synergy
Idyllic Tutor
27% of 101 decks +22% synergy
Gamble
26% of 101 decks +16% synergy
Jeska's Will
26% of 101 decks +8% synergy
Sevinne's Reclamation
23% of 101 decks +16% synergy
Recommission
19% of 78 decks +19% synergy
Rip Apart
17% of 96 decks +13% synergy
Cathartic Reunion
16% of 101 decks +12% synergy
Vandalblast
13% of 101 decks -3% synergy
Infernal Plunge
12% of 101 decks +11% synergy
Tormenting Voice
10% of 101 decks +7% synergy
Wrath of God
9% of 101 decks +2% synergy
Thrilling Discovery
8% of 96 decks +6% synergy
Wheel of Fortune
7% of 101 decks +2% synergy
Austere Command
7% of 101 decks -6% synergy
Dusk // Dawn
6% of 101 decks +2% synergy
Wheel of Misfortune
6% of 101 decks +2% synergy
Utility Artifacts
Ronin Warclub
63% of 101 decks +63% synergy
Altar of the Brood
51% of 101 decks +50% synergy
Bladehold War-Whip
48% of 65 decks +46% synergy
Phyrexian Altar
46% of 101 decks +41% synergy
Mortarpod
43% of 101 decks +43% synergy
Swiftfoot Boots
42% of 101 decks +14% synergy
Lotus Ring
40% of 15 decks +40% synergy
Umbral Mantle
39% of 101 decks +38% synergy
Mask of Immolation
38% of 101 decks +38% synergy
Demonmail Hauberk
30% of 101 decks +30% synergy
Aetherflux Reservoir
27% of 101 decks +23% synergy
Spawning Pit
26% of 101 decks +25% synergy
Conqueror's Flail
19% of 101 decks +18% synergy
Plate Armor
18% of 96 decks +17% synergy
Forebear's Blade
15% of 101 decks +15% synergy
Sunforger
15% of 101 decks +10% synergy
Hero's Blade
14% of 101 decks +13% synergy
Sword of the Animist
14% of 101 decks +9% synergy
Masterwork of Ingenuity
12% of 101 decks +11% synergy
Moonsilver Key
10% of 89 decks +9% synergy
Diamond Pick-Axe
10% of 31 decks +6% synergy
Goldvein Pick
9% of 100 decks +8% synergy
Grinding Station
8% of 101 decks +7% synergy
Bontu's Monument
8% of 101 decks +6% synergy
Sylvok Lifestaff
6% of 101 decks +6% synergy
Bone Saw
6% of 101 decks +6% synergy
Mask of Memory
6% of 101 decks +4% synergy
Bitterthorn, Nissa's Animus
6% of 54 decks +4% synergy
The One Ring
5% of 55 decks -4% synergy
Hexgold Hoverwings
5% of 56 decks +5% synergy
Thran Power Suit
5% of 78 decks +4% synergy
Enchantments
Fighter Class
72% of 96 decks +68% synergy
Warleader's Call
46% of 28 decks +35% synergy
Forging the Tyrite Sword
34% of 100 decks +33% synergy
Sigarda's Aid
29% of 101 decks +25% synergy
Outpost Siege
27% of 101 decks +24% synergy
Fanatical Devotion
22% of 101 decks +21% synergy
Forge Anew
20% of 51 decks +17% synergy
Martyr's Cause
19% of 101 decks +18% synergy
Enduring Renewal
18% of 101 decks +18% synergy
Quest for the Holy Relic
17% of 101 decks +17% synergy
Smothering Tithe
13% of 101 decks -12% synergy
Underworld Breach
9% of 101 decks +3% synergy
Blood Moon
8% of 101 decks +5% synergy
Darksteel Mutation
7% of 101 decks +1% synergy
Mantle of the Ancients
6% of 96 decks +3% synergy
Planeswalkers
Nahiri, Storm of Stone
11% of 101 decks +11% synergy
Utility Lands
Buried Ruin
45% of 101 decks +39% synergy
Axgard Armory
42% of 100 decks +39% synergy
Great Furnace
33% of 101 decks +27% synergy
Ancient Den
31% of 101 decks +25% synergy
Urza's Saga
24% of 96 decks +17% synergy
Inventors' Fair
22% of 101 decks +18% synergy
Ancient Tomb
12% of 101 decks +1% synergy
Reliquary Tower
12% of 101 decks -18% synergy
Eiganjo, Seat of the Empire
10% of 87 decks +1% synergy
Darksteel Citadel
7% of 101 decks +3% synergy
Sokenzan, Crucible of Defiance
7% of 87 decks +2% synergy
War Room
6% of 101 decks -1% synergy
Rogue's Passage
6% of 101 decks -13% synergy
Mana Artifacts
Sol Ring
89% of 101 decks +5% synergy
Arcane Signet
79% of 101 decks +7% synergy
Talisman of Conviction
52% of 101 decks +30% synergy
Boros Signet
52% of 101 decks +29% synergy
Paradise Mantle
30% of 101 decks +29% synergy
Springleaf Drum
25% of 101 decks +23% synergy
Fellwar Stone
23% of 101 decks +2% synergy
Mind Stone
22% of 101 decks +4% synergy
Lotus Petal
19% of 101 decks +12% synergy
Mox Opal
18% of 101 decks +13% synergy
Mana Crypt
13% of 101 decks +4% synergy
Thought Vessel
13% of 101 decks -4% synergy
Mox Amber
12% of 101 decks +8% synergy
Mox Diamond
7% of 101 decks +3% synergy
Chrome Mox
7% of 101 decks +1% synergy
Lands
Command Tower
93% of 101 decks +19% synergy
Battlefield Forge
65% of 101 decks +40% synergy
Clifftop Retreat
50% of 101 decks +21% synergy
Sacred Foundry
48% of 101 decks +11% synergy
Spectator Seating
46% of 101 decks +20% synergy
Rugged Prairie
39% of 101 decks +28% synergy
Furycalm Snarl
35% of 96 decks +23% synergy
Needleverge Pathway
31% of 101 decks +21% synergy
Arid Mesa
30% of 101 decks +19% synergy
Sundown Pass
26% of 88 decks +11% synergy
Boros Garrison
24% of 101 decks +9% synergy
Temple of Triumph
23% of 101 decks +6% synergy
Sunscorched Divide
20% of 20 decks +12% synergy
Spire of Industry
20% of 101 decks +17% synergy
Plateau
20% of 101 decks +7% synergy
Exotic Orchard
19% of 101 decks -17% synergy
Sunbaked Canyon
18% of 101 decks +13% synergy
Evolving Wilds
15% of 101 decks -6% synergy
Elegant Parlor
14% of 28 decks +5% synergy
Inspiring Vantage
13% of 101 decks +9% synergy
City of Brass
13% of 101 decks +5% synergy
Terramorphic Expanse
12% of 101 decks -4% synergy
Wind-Scarred Crag
11% of 101 decks +4% synergy
Mana Confluence
10% of 101 decks +2% synergy
Fabled Passage
10% of 101 decks +1% synergy
Myriad Landscape
10% of 101 decks -10% synergy
Sacred Peaks
10% of 81 decks +5% synergy
Rustvale Bridge
9% of 96 decks +4% synergy
Alpine Meadow
9% of 100 decks +6% synergy
Prismatic Vista
8% of 101 decks +2% synergy
Gemstone Caverns
7% of 101 decks +2% synergy
Boros Guildgate
7% of 101 decks +2% synergy
Windswept Heath
7% of 101 decks -4% synergy
Marsh Flats
7% of 101 decks -4% synergy
Wooded Foothills
6% of 101 decks -4% synergy
Bloodstained Mire
6% of 101 decks -5% synergy