Halvar, God of Battle
Deathrender
Puresteel Paladin
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Halvar as Sword of the Realms on the battlefield).
Deathrender and Sword of the Realms attached to the same nontoken creature you control.

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing the creature with Sword of the Realms and Deathrender attached.
2
When the creature dies, Sword of the Realms and Deathrender trigger.
3
Resolve the Sword of the Realms trigger, returning the creature from your graveyard to your hand.
4
Resolve the Deathrender trigger, putting a creature card from your hand onto the battlefield and attaching Deathrender to it.
5
Resolve the Altar of Dementia ability.
6
Activate Sword of the Realms by paying 0, attaching it to the creature that has Deathrender attached.
7
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Koll, the Forgemaster
0.39% of 1280 decks 5 decks
Halvar, God of Battle
0.49% of 412 decks 2 decks
Cass, Hand of Vengeance
0.38% of 260 decks 1 decks
High Synergy Cards
Rograkh, Son of Rohgahh
100% of 6 decks +99% synergy
Goblin Bombardment
100% of 6 decks +94% synergy
Stone Haven Outfitter
88% of 8 decks +87% synergy
Kobolds of Kher Keep
83% of 6 decks +83% synergy
Crookshank Kobolds
83% of 6 decks +83% synergy
Crimson Kobolds
83% of 6 decks +83% synergy
Impulsive Pilferer
83% of 6 decks +81% synergy
Ashnod's Altar
88% of 8 decks +80% synergy
Fighter Class
83% of 6 decks +80% synergy
Mask of Immolation
67% of 6 decks +67% synergy
Top Cards
Skullclamp
75% of 8 decks +63% synergy
Impact Tremors
67% of 6 decks +56% synergy
Sai of the Shinobi
62% of 8 decks +62% synergy
Grafted Wargear
62% of 8 decks +62% synergy
Shuko
62% of 8 decks +62% synergy
Blasting Station
62% of 8 decks +62% synergy
Open the Armory
62% of 8 decks +58% synergy
Path to Exile
62% of 8 decks +16% synergy
Stormrider Rig
50% of 8 decks +50% synergy
Mortarpod
50% of 8 decks +50% synergy
Game Changers
Underworld Breach
50% of 6 decks +44% synergy
Gamble
50% of 6 decks +41% synergy
Jeska's Will
33% of 6 decks +17% synergy
Ancient Tomb
25% of 8 decks +15% synergy
Enlightened Tutor
25% of 8 decks +8% synergy
Teferi's Protection
25% of 8 decks +6% synergy
Smothering Tithe
25% of 8 decks +1% synergy
Lion's Eye Diamond
12% of 8 decks +11% synergy
Drannith Magistrate
12% of 8 decks +7% synergy
Creatures
Auriok Steelshaper
50% of 8 decks +50% synergy
Mogg Fanatic
50% of 6 decks +50% synergy
Fervent Champion
50% of 6 decks +50% synergy
Memnite
50% of 8 decks +49% synergy
Helpful Hunter
50% of 4 decks +48% synergy
Ornithopter
50% of 8 decks +48% synergy
Kellan, the Fae-Blooded
50% of 6 decks +48% synergy
Skirk Prospector
50% of 6 decks +47% synergy
Birgi, God of Storytelling
50% of 6 decks +45% synergy
Sun Titan
50% of 8 decks +41% synergy
Myr Moonvessel
38% of 8 decks +37% synergy
Relic Seeker
38% of 8 decks +37% synergy
Stoneforge Mystic
38% of 8 decks +35% synergy
Recruiter of the Guard
38% of 8 decks +35% synergy
Danitha Capashen, Paragon
38% of 8 decks +34% synergy
Ranger-Captain of Eos
38% of 8 decks +33% synergy
Mentor of the Meek
38% of 8 decks +32% synergy
Sram, Senior Edificer
38% of 8 decks +32% synergy
Akki Ember-Keeper
33% of 6 decks +33% synergy
Thermopod
33% of 6 decks +33% synergy
Flamescroll Celebrant
33% of 6 decks +33% synergy
Guardian Sunmare
33% of 3 decks +33% synergy
Reckless Barbarian
33% of 6 decks +32% synergy
Kassandra, Eagle Bearer
33% of 3 decks +32% synergy
Alexios, Deimos of Kosmos
33% of 3 decks +31% synergy
Goblin Engineer
33% of 6 decks +30% synergy
Akiri, Fearless Voyager
33% of 6 decks +30% synergy
Purphoros, God of the Forge
33% of 6 decks +29% synergy
Imperial Recruiter
33% of 6 decks +28% synergy
Ranger of Eos
25% of 8 decks +25% synergy
Shield Sphere
25% of 8 decks +25% synergy
Éowyn, Lady of Rohan
25% of 8 decks +24% synergy
Phyrexian Walker
25% of 8 decks +24% synergy
Cavalier of Dawn
25% of 8 decks +24% synergy
Ao, the Dawn Sky
25% of 8 decks +24% synergy
Oswald Fiddlebender
25% of 8 decks +24% synergy
Reveillark
25% of 8 decks +23% synergy
Loyal Warhound
25% of 8 decks +23% synergy
Karmic Guide
25% of 8 decks +21% synergy
Spirited Companion
25% of 8 decks +21% synergy
Enduring Innocence
25% of 4 decks +21% synergy
Knight of the White Orchid
25% of 8 decks +19% synergy
Welcoming Vampire
25% of 8 decks +19% synergy
Grand Abolisher
25% of 8 decks +16% synergy
Solemn Simulacrum
25% of 8 decks +11% synergy
Caparocti Sunborn
20% of 5 decks +19% synergy
Witch Enchanter
20% of 5 decks +13% synergy
Dargo, the Shipwrecker
17% of 6 decks +16% synergy
Fanatical Firebrand
17% of 6 decks +16% synergy
Bladegraft Aspirant
17% of 6 decks +16% synergy
Instants
Chaos Warp
50% of 6 decks +19% synergy
Swords to Plowshares
50% of 8 decks -12% synergy
Legion Leadership
33% of 3 decks +28% synergy
Boros Charm
33% of 6 decks +9% synergy
Silence
25% of 8 decks +19% synergy
Generous Gift
25% of 8 decks +1% synergy
Razorgrass Ambush
20% of 5 decks +18% synergy
Flare of Fortitude
20% of 5 decks +16% synergy
Smash to Smithereens
17% of 6 decks +16% synergy
Tibalt's Trickery
17% of 6 decks +12% synergy
Valakut Awakening
17% of 6 decks +11% synergy
Pyroblast
17% of 6 decks +11% synergy
Red Elemental Blast
17% of 6 decks +10% synergy
Wear // Tear
17% of 6 decks +9% synergy
Everybody Lives!
14% of 7 decks +12% synergy
Worthy Cause
12% of 8 decks +12% synergy
Cosmic Intervention
12% of 8 decks +11% synergy
Valorous Stance
12% of 8 decks +11% synergy
Blacksmith's Skill
12% of 8 decks +11% synergy
Surge of Salvation
12% of 8 decks +11% synergy
Loran's Escape
12% of 8 decks +10% synergy
Return to Dust
12% of 8 decks +9% synergy
Dispatch
12% of 8 decks +8% synergy
Sorceries
Steelshaper's Gift
38% of 8 decks +35% synergy
Sundering Eruption
33% of 3 decks +30% synergy
Grapeshot
33% of 6 decks +29% synergy
Blasphemous Act
33% of 6 decks +0% synergy
Ascend from Avernus
25% of 8 decks +23% synergy
Vanquish the Horde
25% of 8 decks +22% synergy
Idyllic Tutor
25% of 8 decks +21% synergy
Sevinne's Reclamation
25% of 8 decks +18% synergy
Ignite Memories
17% of 6 decks +16% synergy
Reckless Crew
17% of 6 decks +16% synergy
Trash for Treasure
17% of 6 decks +16% synergy
Reckless Handling
17% of 6 decks +15% synergy
Shatterskull Smashing
17% of 6 decks +14% synergy
Taunt from the Rampart
17% of 6 decks +13% synergy
Wheel of Fortune
17% of 6 decks +12% synergy
Vandalblast
17% of 6 decks +1% synergy
Faithless Looting
17% of 6 decks +0% synergy
Devastating Mastery
12% of 8 decks +12% synergy
Planar Cleansing
12% of 8 decks +12% synergy
Citywide Bust
12% of 8 decks +12% synergy
Rout
12% of 8 decks +12% synergy
Hour of Revelation
12% of 8 decks +12% synergy
Search for Glory
12% of 8 decks +11% synergy
Single Combat
12% of 8 decks +11% synergy
Ondu Inversion
12% of 8 decks +11% synergy
Secret Rendezvous
12% of 8 decks +10% synergy
Cut a Deal
12% of 8 decks +10% synergy
Dusk // Dawn
12% of 8 decks +9% synergy
Wrath of God
12% of 8 decks +7% synergy
Austere Command
12% of 8 decks -0% synergy
Utility Artifacts
Bladehold War-Whip
50% of 6 decks +49% synergy
Ronin Warclub
38% of 8 decks +37% synergy
Phyrexian Altar
38% of 8 decks +34% synergy
Lightning Greaves
38% of 8 decks +12% synergy
The Spear of Leonidas
33% of 3 decks +32% synergy
Demonmail Hauberk
25% of 8 decks +25% synergy
Hexgold Hoverwings
25% of 8 decks +25% synergy
Umbral Mantle
25% of 8 decks +24% synergy
Commander's Sphere
25% of 8 decks +11% synergy
Mind Stone
25% of 8 decks +9% synergy
Crystal Slipper
17% of 6 decks +17% synergy
Lotus Ring
17% of 6 decks +17% synergy
Sunforger
17% of 6 decks +12% synergy
Dino DNA
14% of 7 decks +14% synergy
Tenza, Godo's Maul
12% of 8 decks +12% synergy
Plate Armor
12% of 8 decks +12% synergy
Spawning Pit
12% of 8 decks +12% synergy
Resurrection Orb
12% of 8 decks +12% synergy
Andúril, Flame of the West
12% of 8 decks +12% synergy
Grinding Station
12% of 8 decks +12% synergy
Nim Deathmantle
12% of 8 decks +12% synergy
Norn's Wellspring
12% of 8 decks +12% synergy
Conqueror's Flail
12% of 8 decks +12% synergy
Hero's Blade
12% of 8 decks +12% synergy
Explorer's Scope
12% of 8 decks +12% synergy
Haunted Cloak
12% of 8 decks +12% synergy
Dowsing Dagger
12% of 8 decks +12% synergy
Bitterthorn, Nissa's Animus
12% of 8 decks +12% synergy
Endless Atlas
12% of 8 decks +12% synergy
Altar of the Brood
12% of 8 decks +11% synergy
Thran Power Suit
12% of 8 decks +11% synergy
Moonsilver Key
12% of 8 decks +11% synergy
Blade of Selves
12% of 8 decks +11% synergy
Nettlecyst
12% of 8 decks +11% synergy
Trailblazer's Boots
12% of 8 decks +11% synergy
Sword of Hearth and Home
12% of 8 decks +11% synergy
Bontu's Monument
12% of 8 decks +10% synergy
Archaeomancer's Map
12% of 8 decks +9% synergy
Aetherflux Reservoir
12% of 8 decks +9% synergy
Sword of the Animist
12% of 8 decks +8% synergy
Lotus Petal
12% of 8 decks +6% synergy
Swiftfoot Boots
12% of 8 decks -15% synergy
Enchantments
Land Tax
50% of 8 decks +43% synergy
Enduring Renewal
38% of 8 decks +37% synergy
Quest for the Holy Relic
38% of 8 decks +37% synergy
Martyr's Cause
38% of 8 decks +37% synergy
Gift of Immortality
38% of 8 decks +36% synergy
Forge Anew
38% of 8 decks +35% synergy
Sigarda's Aid
38% of 8 decks +34% synergy
Forging the Tyrite Sword
33% of 6 decks +32% synergy
Outpost Siege
33% of 6 decks +31% synergy
Fanatical Devotion
25% of 8 decks +24% synergy
All That Glitters
25% of 8 decks +20% synergy
Meticulous Excavation
12% of 8 decks +12% synergy
Martyr's Bond
12% of 8 decks +12% synergy
Blessed Sanctuary
12% of 8 decks +12% synergy
The Restoration of Eiganjo
12% of 8 decks +11% synergy
Legion Loyalty
12% of 8 decks +11% synergy
Tocasia's Welcome
12% of 8 decks +9% synergy
Planeswalkers
Nahiri, Storm of Stone
33% of 6 decks +33% synergy
Nahiri, Heir of the Ancients
17% of 6 decks +16% synergy
Gideon, Martial Paragon
12% of 8 decks +12% synergy
Nahiri, the Lithomancer
12% of 8 decks +12% synergy
Utility Lands
Inventors' Fair
62% of 8 decks +59% synergy
Buried Ruin
62% of 8 decks +58% synergy
Reliquary Tower
50% of 8 decks +20% synergy
War Room
38% of 8 decks +31% synergy
Axgard Armory
33% of 6 decks +31% synergy
Sokenzan, Crucible of Defiance
33% of 6 decks +29% synergy
Great Furnace
33% of 6 decks +28% synergy
High Market
25% of 8 decks +22% synergy
Emeria, the Sky Ruin
25% of 8 decks +22% synergy
Ancient Den
25% of 8 decks +20% synergy
Eiganjo, Seat of the Empire
25% of 8 decks +17% synergy
Monumental Henge
20% of 5 decks +18% synergy
Arid Archway
17% of 6 decks +16% synergy
Mines of Moria
17% of 6 decks +13% synergy
Hidden Courtyard
14% of 7 decks +13% synergy
Lotus Vale
12% of 8 decks +12% synergy
Forbidding Watchtower
12% of 8 decks +12% synergy
Cryptic Caves
12% of 8 decks +12% synergy
Cave of the Frost Dragon
12% of 8 decks +12% synergy
Karoo
12% of 8 decks +12% synergy
The Fair Basilica
12% of 8 decks +12% synergy
Terrain Generator
12% of 8 decks +12% synergy
Blast Zone
12% of 8 decks +11% synergy
Mistveil Plains
12% of 8 decks +11% synergy
Lotus Field
12% of 8 decks +11% synergy
Vesuva
12% of 8 decks +11% synergy
Guildless Commons
12% of 8 decks +11% synergy
Field of Ruin
12% of 8 decks +10% synergy
Ghost Quarter
12% of 8 decks +10% synergy
Thespian's Stage
12% of 8 decks +10% synergy
Scavenger Grounds
12% of 8 decks +9% synergy
Darksteel Citadel
12% of 8 decks +9% synergy
Windbrisk Heights
12% of 8 decks +8% synergy
Castle Ardenvale
12% of 8 decks +8% synergy
Hall of Heliod's Generosity
12% of 8 decks +6% synergy
Urza's Saga
12% of 8 decks +6% synergy
Rogue's Passage
12% of 8 decks -8% synergy
Mana Artifacts
Arcane Signet
75% of 8 decks +3% synergy
Sol Ring
62% of 8 decks -22% synergy
Boros Signet
50% of 6 decks +28% synergy
Talisman of Conviction
33% of 6 decks +9% synergy
Liquimetal Torque
25% of 8 decks +22% synergy
Thought Vessel
25% of 8 decks +8% synergy
Fellwar Stone
25% of 8 decks +4% synergy
Paradise Mantle
12% of 8 decks +12% synergy
Throne of Eldraine
12% of 8 decks +11% synergy
Caged Sun
12% of 8 decks +10% synergy
Marble Diamond
12% of 8 decks +9% synergy
Lands
Spectator Seating
83% of 6 decks +59% synergy
Needleverge Pathway
50% of 6 decks +41% synergy
Sundown Pass
50% of 6 decks +35% synergy
Battlefield Forge
50% of 6 decks +24% synergy
Sacred Foundry
50% of 6 decks +15% synergy
Command Tower
50% of 8 decks -24% synergy
Arid Mesa
38% of 8 decks +27% synergy
Inspiring Vantage
33% of 6 decks +29% synergy
Sunbaked Canyon
33% of 6 decks +29% synergy
Boros Garrison
33% of 6 decks +19% synergy
Clifftop Retreat
33% of 6 decks +2% synergy
Spire of Industry
25% of 8 decks +22% synergy
Myriad Landscape
25% of 8 decks +7% synergy
Lazotep Quarry
20% of 5 decks +19% synergy
Talon Gates of Madara
20% of 5 decks +18% synergy
Urza's Cave
20% of 5 decks +17% synergy
Elegant Parlor
20% of 5 decks +13% synergy
Lorehold Campus
17% of 6 decks +16% synergy
Alpine Meadow
17% of 6 decks +14% synergy
Temple of Triumph
17% of 6 decks -0% synergy
Thran Quarry
12% of 8 decks +12% synergy
Demolition Field
12% of 8 decks +10% synergy
Mana Confluence
12% of 8 decks +5% synergy
City of Brass
12% of 8 decks +5% synergy