Éomer, Marshal of Rohan
Altaïr Ibn-La'Ahad
Altar of Dementia
Conspiracy

   Prerequisites

What do I need to start this combo?
Éomer in your graveyard.
All other permanents on the battlefield.
Altaïr does not have summoning sickness. An opponent cannot block and kill Altaïr. You have at least one legendary creature card exiled with a memory counter on it. Conspiracy on the battlefield with "Assassin" chosen.

   Steps

How does this combo work?
1
Declare Altaïr as an attacker. Altaïr triggers, exiling Éomer from your graveyard with a memory counter on it, and then creating a tapped and attacking token copy of each card you own that is exiled with a memory counter on it.
2
Activate Altar of Dementia by sacrificing another legendary creature token except Éomer.
3
When the creature dies, Éomer triggers, untapping all creatures you control and causing you to get an additional combat phase after this one.
4
Resolve the Altar of Dementia ability.
5
Repeat during each combat phase.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Infinite combat phases
Maskwood Nexus
89%inclusion17 decks19 decks
Roshan, Hidden Magister
89%inclusion17 decks19 decks
Layla Hassan
84%inclusion16 decks19 decks
The Animus
84%inclusion16 decks19 decks
Desmond Miles
84%inclusion16 decks19 decks
Olivia, Opulent Outlaw
84%inclusion16 decks19 decks
Ruthless Lawbringer
79%inclusion15 decks19 decks
Queen Marchesa
79%inclusion15 decks19 decks
Massacre Girl, Known Killer
74%inclusion14 decks19 decks
Bayek of Siwa
74%inclusion14 decks19 decks
Top Cards
Faithless Looting
84%inclusion16 decks19 decks
The Master, Multiplied
74%inclusion14 decks19 decks
Mari, the Killing Quill
74%inclusion14 decks19 decks
Ashes of the Fallen
68%inclusion13 decks19 decks
Arno Dorian
68%inclusion13 decks19 decks
Isshin, Two Heavens as One
68%inclusion13 decks19 decks
Lightning Greaves
68%inclusion13 decks19 decks
Ripples of Undeath
63%inclusion12 decks19 decks
Buried Alive
63%inclusion12 decks19 decks
Goblin Bombardment
63%inclusion12 decks19 decks
Game Changers
Demonic Tutor
21%inclusion4 decks19 decks
Enlightened Tutor
16%inclusion3 decks19 decks
Vampiric Tutor
16%inclusion3 decks19 decks
Teferi's Protection
16%inclusion3 decks19 decks
Smothering Tithe
16%inclusion3 decks19 decks
Creatures
Unscrupulous Contractor
58%inclusion11 decks19 decks
Aya of Alexandria
58%inclusion11 decks19 decks
Shadow, Mysterious Assassin
56%inclusion5 decks9 decks
Undercity Eliminator
53%inclusion10 decks19 decks
Port Razer
53%inclusion10 decks19 decks
Big Game Hunter
47%inclusion9 decks19 decks
Murderous Redcap
47%inclusion9 decks19 decks
Roaming Throne
47%inclusion9 decks19 decks
Anger
47%inclusion9 decks19 decks
Zurgo Stormrender
40%inclusion4 decks10 decks
Raffine's Silencer
37%inclusion7 decks19 decks
Fleshtaker
37%inclusion7 decks19 decks
Nekrataal
37%inclusion7 decks19 decks
Merciless Harlequin
37%inclusion7 decks19 decks
Unstoppable Slasher
36%inclusion5 decks14 decks
Arbaaz Mir
32%inclusion6 decks19 decks
Vein Ripper
32%inclusion6 decks19 decks
Mondrak, Glory Dominus
32%inclusion6 decks19 decks
Garza's Assassin
26%inclusion5 decks19 decks
Ravenloft Adventurer
26%inclusion5 decks19 decks
Virtus the Veiled
26%inclusion5 decks19 decks
Ratadrabik of Urborg
26%inclusion5 decks19 decks
Boromir, Warden of the Tower
21%inclusion4 decks19 decks
General's Enforcer
21%inclusion4 decks19 decks
Viscera Seer
21%inclusion4 decks19 decks
Pitiless Plunderer
21%inclusion4 decks19 decks
Changeling Hero
16%inclusion3 decks19 decks
Changeling Berserker
16%inclusion3 decks19 decks
Gravebreaker Lamia
16%inclusion3 decks19 decks
Angel of Indemnity
16%inclusion3 decks19 decks
Assassin Initiate
16%inclusion3 decks19 decks
Doom Whisperer
16%inclusion3 decks19 decks
Vile Entomber
16%inclusion3 decks19 decks
Mirror Entity
16%inclusion3 decks19 decks
Combustible Gearhulk
16%inclusion3 decks19 decks
Nadier's Nightblade
16%inclusion3 decks19 decks
Ojer Taq, Deepest Foundation
16%inclusion3 decks19 decks
Terror of the Peaks
16%inclusion3 decks19 decks
Karmic Guide
16%inclusion3 decks19 decks
Yahenni, Undying Partisan
16%inclusion3 decks19 decks
Aurelia, the Warleader
16%inclusion3 decks19 decks
Instants
Path to Exile
63%inclusion12 decks19 decks
Swords to Plowshares
58%inclusion11 decks19 decks
Entomb
53%inclusion10 decks19 decks
Thrill of Possibility
53%inclusion10 decks19 decks
Demand Answers
26%inclusion5 decks19 decks
Big Score
26%inclusion5 decks19 decks
Chaos Warp
26%inclusion5 decks19 decks
Blacksmith's Skill
21%inclusion4 decks19 decks
Great Train Heist
21%inclusion4 decks19 decks
Deadly Dispute
21%inclusion4 decks19 decks
Anguished Unmaking
21%inclusion4 decks19 decks
Surge of Salvation
16%inclusion3 decks19 decks
Plumb the Forbidden
16%inclusion3 decks19 decks
Fell the Profane
16%inclusion3 decks19 decks
Deflecting Swat
16%inclusion3 decks19 decks
Sorceries
Overpowering Attack
47%inclusion9 decks19 decks
Thrilling Discovery
42%inclusion8 decks19 decks
Cathartic Reunion
42%inclusion8 decks19 decks
Blasphemous Act
42%inclusion8 decks19 decks
Seize the Day
26%inclusion5 decks19 decks
Unmarked Grave
26%inclusion5 decks19 decks
Ruinous Ultimatum
21%inclusion4 decks19 decks
Sundering Eruption
16%inclusion3 decks19 decks
Utility Artifacts
Swiftfoot Boots
58%inclusion11 decks19 decks
Brotherhood Regalia
42%inclusion8 decks19 decks
Haystack
26%inclusion5 decks19 decks
Key to the City
26%inclusion5 decks19 decks
Ashnod's Altar
26%inclusion5 decks19 decks
Mirror Box
21%inclusion4 decks19 decks
Brass's Tunnel-Grinder
21%inclusion4 decks19 decks
Strionic Resonator
21%inclusion4 decks19 decks
Whispersilk Cloak
21%inclusion4 decks19 decks
Palantír of Orthanc
16%inclusion3 decks19 decks
Whip of Erebos
16%inclusion3 decks19 decks
Basilisk Collar
16%inclusion3 decks19 decks
Phyrexian Altar
16%inclusion3 decks19 decks
Enchantments
Reconnaissance
58%inclusion11 decks19 decks
Cover of Darkness
53%inclusion10 decks19 decks
Warleader's Call
47%inclusion9 decks19 decks
Impact Tremors
32%inclusion6 decks19 decks
Windcrag Siege
30%inclusion3 decks10 decks
The Meathook Massacre
26%inclusion5 decks19 decks
Anointed Procession
26%inclusion5 decks19 decks
Cathars' Crusade
21%inclusion4 decks19 decks
The Night of the Doctor
16%inclusion3 decks19 decks
Descendants' Fury
16%inclusion3 decks19 decks
Bitter Reunion
16%inclusion3 decks19 decks
Aggravated Assault
16%inclusion3 decks19 decks
Phyrexian Arena
16%inclusion3 decks19 decks
Planeswalkers
Dihada, Binder of Wills
32%inclusion6 decks19 decks
Utility Lands
Arena of Glory
32%inclusion6 decks19 decks
Bojuka Bog
32%inclusion6 decks19 decks
Takenuma, Abandoned Mire
26%inclusion5 decks19 decks
Minas Tirith
26%inclusion5 decks19 decks
Urborg, Tomb of Yawgmoth
26%inclusion5 decks19 decks
Vault of the Archangel
26%inclusion5 decks19 decks
Rogue's Passage
26%inclusion5 decks19 decks
Phyrexian Tower
21%inclusion4 decks19 decks
Spymaster's Vault
16%inclusion3 decks19 decks
Access Tunnel
16%inclusion3 decks19 decks
High Market
16%inclusion3 decks19 decks
Command Beacon
16%inclusion3 decks19 decks
Shizo, Death's Storehouse
16%inclusion3 decks19 decks
Mana Artifacts
Arcane Signet
89%inclusion17 decks19 decks
Sol Ring
79%inclusion15 decks19 decks
Talisman of Conviction
53%inclusion10 decks19 decks
Talisman of Indulgence
47%inclusion9 decks19 decks
Talisman of Hierarchy
47%inclusion9 decks19 decks
Boros Signet
26%inclusion5 decks19 decks
Fellwar Stone
26%inclusion5 decks19 decks
Rakdos Signet
21%inclusion4 decks19 decks
Chromatic Lantern
16%inclusion3 decks19 decks
Orzhov Signet
16%inclusion3 decks19 decks
Lands
Command Tower
95%inclusion18 decks19 decks
Exotic Orchard
74%inclusion14 decks19 decks
Blood Crypt
68%inclusion13 decks19 decks
Godless Shrine
63%inclusion12 decks19 decks
Raucous Theater
58%inclusion11 decks19 decks
Shadowy Backstreet
58%inclusion11 decks19 decks
Vault of Champions
58%inclusion11 decks19 decks
Bloodstained Mire
58%inclusion11 decks19 decks
Path of Ancestry
58%inclusion11 decks19 decks
Sacred Foundry
58%inclusion11 decks19 decks
Brotherhood Headquarters
53%inclusion10 decks19 decks
Elegant Parlor
53%inclusion10 decks19 decks
Luxury Suite
53%inclusion10 decks19 decks
Battlefield Forge
53%inclusion10 decks19 decks
Spectator Seating
42%inclusion8 decks19 decks
Arid Mesa
42%inclusion8 decks19 decks
Clifftop Retreat
42%inclusion8 decks19 decks
Haunted Ridge
37%inclusion7 decks19 decks
Savai Triome
37%inclusion7 decks19 decks
Caves of Koilos
37%inclusion7 decks19 decks
Dragonskull Summit
37%inclusion7 decks19 decks
Isolated Chapel
37%inclusion7 decks19 decks
Tainted Peak
32%inclusion6 decks19 decks
Smoldering Marsh
32%inclusion6 decks19 decks
Sundown Pass
26%inclusion5 decks19 decks
Shattered Sanctum
26%inclusion5 decks19 decks
Sulfurous Springs
26%inclusion5 decks19 decks
Marsh Flats
26%inclusion5 decks19 decks
Nomad Outpost
26%inclusion5 decks19 decks
Tainted Field
21%inclusion4 decks19 decks
Hidden Grotto
19%inclusion3 decks16 decks
Conduit Pylons
16%inclusion3 decks19 decks
Mount Doom
16%inclusion3 decks19 decks
Concealed Courtyard
16%inclusion3 decks19 decks
Blackcleave Cliffs
16%inclusion3 decks19 decks
Unclaimed Territory
16%inclusion3 decks19 decks