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
0.5%inclusion6 decks1.15K decks
Halvar, God of Battle
0.4%inclusion2 decks466 decks
Cass, Hand of Vengeance
0.3%inclusion1 decks383 decks
High Synergy Cards
Rograkh, Son of Rohgahh
100%inclusion7 decks7 decks
99%synergy
Goblin Bombardment
100%inclusion7 decks7 decks
94%synergy
Mask of Immolation
86%inclusion6 decks7 decks
86%synergy
Crimson Kobolds
86%inclusion6 decks7 decks
85%synergy
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86%inclusion6 decks7 decks
85%synergy
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86%inclusion6 decks7 decks
85%synergy
Impulsive Pilferer
86%inclusion6 decks7 decks
84%synergy
Fighter Class
86%inclusion6 decks7 decks
83%synergy
Ashnod's Altar
89%inclusion8 decks9 decks
83%synergy
Skullclamp
89%inclusion8 decks9 decks
78%synergy
Top Cards
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78%inclusion7 decks9 decks
78%synergy
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71%inclusion5 decks7 decks
69%synergy
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66%synergy
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62%synergy
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67%inclusion6 decks9 decks
67%synergy
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48%synergy
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29%synergy
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13%synergy
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22%inclusion2 decks9 decks
13%synergy
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Creatures
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66%synergy
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57%inclusion4 decks7 decks
57%synergy
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57%inclusion4 decks7 decks
56%synergy
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57%inclusion4 decks7 decks
55%synergy
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56%inclusion5 decks9 decks
55%synergy
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54%synergy
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56%inclusion5 decks9 decks
53%synergy
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Sun Titan
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36%synergy
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33%inclusion3 decks9 decks
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24%synergy
Scrap Welder
29%inclusion2 decks7 decks
28%synergy
Helpful Hunter
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27%synergy
Kiki-Jiki, Mirror Breaker
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26%synergy
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29%inclusion2 decks7 decks
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22%synergy
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22%synergy
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22%inclusion2 decks9 decks
22%synergy
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22%inclusion2 decks9 decks
22%synergy
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21%synergy
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22%inclusion2 decks9 decks
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20%synergy
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19%synergy
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17%synergy
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22%inclusion2 decks9 decks
17%synergy
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16%synergy
Welcoming Vampire
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16%synergy
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10%synergy
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17%inclusion1 decks6 decks
16%synergy
Kassandra, Eagle Bearer
17%inclusion1 decks6 decks
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14%synergy
Agate Instigator
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14%synergy
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14%inclusion1 decks7 decks
14%synergy
Instants
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67%inclusion6 decks9 decks
19%synergy
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56%inclusion5 decks9 decks
-6%synergy
Generous Gift
44%inclusion4 decks9 decks
23%synergy
Pyroblast
43%inclusion3 decks7 decks
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Boros Charm
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8%synergy
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Flare of Fortitude
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Sorceries
Open the Armory
56%inclusion5 decks9 decks
51%synergy
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44%inclusion4 decks9 decks
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29%synergy
Ignite Memories
29%inclusion2 decks7 decks
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19%synergy
Sundering Eruption
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6%synergy
Sevinne's Reclamation
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Austere Command
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Utility Artifacts
Blasting Station
67%inclusion6 decks9 decks
66%synergy
Lightning Greaves
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42%synergy
Ronin Warclub
56%inclusion5 decks9 decks
56%synergy
Demonmail Hauberk
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Umbral Mantle
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55%synergy
Phyrexian Altar
44%inclusion4 decks9 decks
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Bladehold War-Whip
43%inclusion3 decks7 decks
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Lost Jitte
22%inclusion2 decks9 decks
22%synergy
Bitterthorn, Nissa's Animus
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21%synergy
Conqueror's Flail
22%inclusion2 decks9 decks
21%synergy
Lavaspur Boots
22%inclusion2 decks9 decks
21%synergy
Sword of Hearth and Home
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21%synergy
Sword of the Animist
22%inclusion2 decks9 decks
18%synergy
Swiftfoot Boots
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The Spear of Leonidas
17%inclusion1 decks6 decks
16%synergy
Crystal Slipper
14%inclusion1 decks7 decks
14%synergy
Lotus Ring
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11%synergy
Hexgold Hoverwings
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11%synergy
Dino DNA
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11%synergy
Tenza, Godo's Maul
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Spawning Pit
11%inclusion1 decks9 decks
11%synergy
The Golden Throne
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11%synergy
Resurrection Orb
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11%synergy
Norn's Wellspring
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11%synergy
Nim Deathmantle
11%inclusion1 decks9 decks
11%synergy
Andúril, Flame of the West
11%inclusion1 decks9 decks
11%synergy
Grinding Station
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Dowsing Dagger
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10%synergy
Endless Atlas
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Explorer's Scope
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Haunted Cloak
11%inclusion1 decks9 decks
10%synergy
Hero's Blade
11%inclusion1 decks9 decks
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Thran Power Suit
11%inclusion1 decks9 decks
10%synergy
Nettlecyst
11%inclusion1 decks9 decks
10%synergy
Blade of Selves
11%inclusion1 decks9 decks
9%synergy
Trailblazer's Boots
11%inclusion1 decks9 decks
9%synergy
Bontu's Monument
11%inclusion1 decks9 decks
9%synergy
Enchantments
Outpost Siege
57%inclusion4 decks7 decks
56%synergy
Forging the Tyrite Sword
43%inclusion3 decks7 decks
42%synergy
Enduring Renewal
33%inclusion3 decks9 decks
33%synergy
Martyr's Cause
22%inclusion2 decks9 decks
22%synergy
Gift of Immortality
22%inclusion2 decks9 decks
21%synergy
Forge Anew
22%inclusion2 decks9 decks
20%synergy
Sigarda's Aid
22%inclusion2 decks9 decks
19%synergy
Land Tax
22%inclusion2 decks9 decks
16%synergy
Warleader's Call
14%inclusion1 decks7 decks
7%synergy
Quest for the Holy Relic
11%inclusion1 decks9 decks
11%synergy
Meticulous Excavation
11%inclusion1 decks9 decks
11%synergy
Fanatical Devotion
11%inclusion1 decks9 decks
11%synergy
Blessed Sanctuary
11%inclusion1 decks9 decks
11%synergy
Legion Loyalty
11%inclusion1 decks9 decks
10%synergy
All That Glitters
11%inclusion1 decks9 decks
6%synergy
Planeswalkers
Nahiri, Storm of Stone
14%inclusion1 decks7 decks
14%synergy
Utility Lands
Buried Ruin
67%inclusion6 decks9 decks
62%synergy
Reliquary Tower
56%inclusion5 decks9 decks
26%synergy
Inventors' Fair
44%inclusion4 decks9 decks
41%synergy
Axgard Armory
43%inclusion3 decks7 decks
41%synergy
Great Furnace
43%inclusion3 decks7 decks
37%synergy
Ancient Den
33%inclusion3 decks9 decks
28%synergy
Urza's Saga
33%inclusion3 decks9 decks
26%synergy
High Market
22%inclusion2 decks9 decks
20%synergy
Emeria, the Sky Ruin
22%inclusion2 decks9 decks
19%synergy
War Room
22%inclusion2 decks9 decks
16%synergy
Temple of the False God
22%inclusion2 decks9 decks
13%synergy
Sokenzan, Crucible of Defiance
14%inclusion1 decks7 decks
11%synergy
Monumental Henge
13%inclusion1 decks8 decks
10%synergy
Lotus Vale
11%inclusion1 decks9 decks
11%synergy
Forbidding Watchtower
11%inclusion1 decks9 decks
11%synergy
Cryptic Caves
11%inclusion1 decks9 decks
11%synergy
Cave of the Frost Dragon
11%inclusion1 decks9 decks
11%synergy
The Fair Basilica
11%inclusion1 decks9 decks
11%synergy
Hidden Courtyard
11%inclusion1 decks9 decks
10%synergy
Terrain Generator
11%inclusion1 decks9 decks
10%synergy
Blast Zone
11%inclusion1 decks9 decks
10%synergy
Mistveil Plains
11%inclusion1 decks9 decks
10%synergy
Arid Archway
11%inclusion1 decks9 decks
10%synergy
Guildless Commons
11%inclusion1 decks9 decks
10%synergy
Lotus Field
11%inclusion1 decks9 decks
10%synergy
Vesuva
11%inclusion1 decks9 decks
10%synergy
Field of Ruin
11%inclusion1 decks9 decks
9%synergy
Ghost Quarter
11%inclusion1 decks9 decks
9%synergy
Thespian's Stage
11%inclusion1 decks9 decks
9%synergy
Scavenger Grounds
11%inclusion1 decks9 decks
8%synergy
Darksteel Citadel
11%inclusion1 decks9 decks
7%synergy
Castle Ardenvale
11%inclusion1 decks9 decks
7%synergy
Windbrisk Heights
11%inclusion1 decks9 decks
7%synergy
Hall of Heliod's Generosity
11%inclusion1 decks9 decks
5%synergy
Eiganjo, Seat of the Empire
11%inclusion1 decks9 decks
4%synergy
Rogue's Passage
11%inclusion1 decks9 decks
-9%synergy
Mana Artifacts
Arcane Signet
56%inclusion5 decks9 decks
-17%synergy
Sol Ring
44%inclusion4 decks9 decks
-39%synergy
Boros Signet
43%inclusion3 decks7 decks
24%synergy
Paradise Mantle
33%inclusion3 decks9 decks
33%synergy
Fellwar Stone
33%inclusion3 decks9 decks
13%synergy
Talisman of Conviction
29%inclusion2 decks7 decks
4%synergy
Liquimetal Torque
22%inclusion2 decks9 decks
20%synergy
Commander's Sphere
22%inclusion2 decks9 decks
10%synergy
Mind Stone
22%inclusion2 decks9 decks
8%synergy
Thought Vessel
22%inclusion2 decks9 decks
5%synergy
Throne of Eldraine
11%inclusion1 decks9 decks
9%synergy
Caged Sun
11%inclusion1 decks9 decks
9%synergy
Springleaf Drum
11%inclusion1 decks9 decks
9%synergy
Marble Diamond
11%inclusion1 decks9 decks
8%synergy
Mox Amber
11%inclusion1 decks9 decks
7%synergy
Lotus Petal
11%inclusion1 decks9 decks
4%synergy
Lands
Sundown Pass
57%inclusion4 decks7 decks
42%synergy
Spectator Seating
57%inclusion4 decks7 decks
35%synergy
Command Tower
44%inclusion4 decks9 decks
-30%synergy
Needleverge Pathway
43%inclusion3 decks7 decks
35%synergy
Temple of Triumph
43%inclusion3 decks7 decks
27%synergy
Arid Mesa
33%inclusion3 decks9 decks
23%synergy
Inspiring Vantage
29%inclusion2 decks7 decks
24%synergy
Sunbaked Canyon
29%inclusion2 decks7 decks
24%synergy
Rustvale Bridge
29%inclusion2 decks7 decks
23%synergy
Furycalm Snarl
29%inclusion2 decks7 decks
15%synergy
Rugged Prairie
29%inclusion2 decks7 decks
14%synergy
Battlefield Forge
29%inclusion2 decks7 decks
0%synergy
Clifftop Retreat
29%inclusion2 decks7 decks
-7%synergy
Sacred Foundry
29%inclusion2 decks7 decks
-8%synergy
Myriad Landscape
22%inclusion2 decks9 decks
7%synergy
Lorehold Campus
14%inclusion1 decks7 decks
14%synergy
Elegant Parlor
14%inclusion1 decks7 decks
7%synergy
Boros Garrison
14%inclusion1 decks7 decks
2%synergy
Lazotep Quarry
13%inclusion1 decks8 decks
12%synergy
Talon Gates of Madara
13%inclusion1 decks8 decks
10%synergy
Urza's Cave
13%inclusion1 decks8 decks
10%synergy
Thran Quarry
11%inclusion1 decks9 decks
11%synergy
Demolition Field
11%inclusion1 decks9 decks
8%synergy
Spire of Industry
11%inclusion1 decks9 decks
8%synergy
Mana Confluence
11%inclusion1 decks9 decks
4%synergy
City of Brass
11%inclusion1 decks9 decks
4%synergy