Cass, Hand of Vengeance
Ashnod's Altar
Historian's Boon

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You control an Aura that is attached to another creature you control. You control at least one additional creature beyond the creature that has the Aura attached.

   Steps

How does this combo work?
1
Activate Ashnod's Altar by sacrificing another creature that has an Aura attached to it.
2
When the creature dies, Cass triggers, returning an Aura that was attached to the creature from your graveyard to the battlefield attached to another creature you control.
3
When the Aura enters the battlefield, Historian's Boon triggers, creating a creature token.
4
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite colorless mana
Infinite death triggers
Infinite sacrifice triggers
Cass, Hand of Vengeance
2.6%inclusion10 decks384 decks
High Synergy Cards
Forgeborn Oreads
100%inclusion10 decks10 decks
100%synergy
Griffin Guide
100%inclusion10 decks10 decks
100%synergy
Nurturing Presence
100%inclusion10 decks10 decks
99%synergy
Cartouche of Solidarity
100%inclusion10 decks10 decks
99%synergy
Goblin Bombardment
100%inclusion10 decks10 decks
94%synergy
Knight of Doves
90%inclusion9 decks10 decks
90%synergy
Valor of the Worthy
90%inclusion9 decks10 decks
90%synergy
Murder Investigation
90%inclusion9 decks10 decks
89%synergy
Squire's Devotion
90%inclusion9 decks10 decks
89%synergy
Archon of Sun's Grace
90%inclusion9 decks10 decks
89%synergy
Top Cards
Betrothed of Fire
80%inclusion8 decks10 decks
80%synergy
Blasting Station
80%inclusion8 decks10 decks
80%synergy
Martyr's Cause
80%inclusion8 decks10 decks
79%synergy
Light-Paws, Emperor's Voice
80%inclusion8 decks10 decks
79%synergy
Altar of Dementia
80%inclusion8 decks10 decks
79%synergy
Rune of Speed
80%inclusion8 decks10 decks
79%synergy
Ajani's Chosen
80%inclusion8 decks10 decks
79%synergy
Etali's Favor
80%inclusion8 decks10 decks
78%synergy
Mask of Immolation
70%inclusion7 decks10 decks
70%synergy
Galvanic Arc
70%inclusion7 decks10 decks
70%synergy
Game Changers
Enlightened Tutor
30%inclusion3 decks10 decks
14%synergy
Teferi's Protection
20%inclusion2 decks10 decks
4%synergy
Mana Vault
10%inclusion1 decks10 decks
6%synergy
Ancient Tomb
10%inclusion1 decks10 decks
3%synergy
Farewell
10%inclusion1 decks10 decks
-1%synergy
Smothering Tithe
10%inclusion1 decks10 decks
-9%synergy
Creatures
Ghostly Dancers
70%inclusion7 decks10 decks
70%synergy
Mesa Enchantress
70%inclusion7 decks10 decks
69%synergy
Bogardan Dragonheart
60%inclusion6 decks10 decks
60%synergy
Transcendent Envoy
60%inclusion6 decks10 decks
59%synergy
Kellan, the Fae-Blooded
60%inclusion6 decks10 decks
53%synergy
Sram, Senior Edificer
60%inclusion6 decks10 decks
41%synergy
Heliod's Pilgrim
50%inclusion5 decks10 decks
49%synergy
Pearl-Ear, Imperial Advisor
50%inclusion5 decks10 decks
49%synergy
Kor Spiritdancer
50%inclusion5 decks10 decks
49%synergy
Hero of Iroas
40%inclusion4 decks10 decks
39%synergy
Starfield Mystic
40%inclusion4 decks10 decks
39%synergy
Thermopod
30%inclusion3 decks10 decks
30%synergy
Brotherhood Outcast
30%inclusion3 decks10 decks
29%synergy
Moon-Blessed Cleric
30%inclusion3 decks10 decks
29%synergy
Simian Spirit Guide
30%inclusion3 decks10 decks
26%synergy
Witty Roastmaster
30%inclusion3 decks10 decks
24%synergy
Molten Gatekeeper
30%inclusion3 decks10 decks
22%synergy
Danitha Capashen, Paragon
30%inclusion3 decks10 decks
18%synergy
Infernal Phantom
20%inclusion2 decks10 decks
20%synergy
Auramancer
20%inclusion2 decks10 decks
20%synergy
Starnheim Courser
20%inclusion2 decks10 decks
18%synergy
Danitha, Benalia's Hope
20%inclusion2 decks10 decks
18%synergy
Koll, the Forgemaster
20%inclusion2 decks10 decks
15%synergy
Ornithopter
20%inclusion2 decks10 decks
15%synergy
Agate Instigator
20%inclusion2 decks10 decks
13%synergy
Iron Myr
20%inclusion2 decks10 decks
12%synergy
Gold Myr
20%inclusion2 decks10 decks
12%synergy
Enduring Innocence
20%inclusion2 decks10 decks
9%synergy
Welcoming Vampire
20%inclusion2 decks10 decks
8%synergy
Ornithopter of Paradise
20%inclusion2 decks10 decks
7%synergy
Shocking Sharpshooter
17%inclusion1 decks6 decks
16%synergy
Boonweaver Giant
10%inclusion1 decks10 decks
10%synergy
Monk Idealist
10%inclusion1 decks10 decks
10%synergy
Eidolon of Astral Winds
10%inclusion1 decks10 decks
10%synergy
Hissing Iguanar
10%inclusion1 decks10 decks
10%synergy
Three Dog, Galaxy News DJ
10%inclusion1 decks10 decks
10%synergy
Nomad Mythmaker
10%inclusion1 decks10 decks
10%synergy
Indebted Spirit
10%inclusion1 decks10 decks
10%synergy
Twilight Drover
10%inclusion1 decks10 decks
10%synergy
Guardian of Faith
10%inclusion1 decks10 decks
8%synergy
Armory Paladin
10%inclusion1 decks10 decks
8%synergy
Goldspan Dragon
10%inclusion1 decks10 decks
7%synergy
Rograkh, Son of Rohgahh
10%inclusion1 decks10 decks
6%synergy
Loyal Warhound
10%inclusion1 decks10 decks
6%synergy
Armored Skyhunter
10%inclusion1 decks10 decks
6%synergy
Archivist of Oghma
10%inclusion1 decks10 decks
5%synergy
Purphoros, God of the Forge
10%inclusion1 decks10 decks
4%synergy
Ragavan, Nimble Pilferer
10%inclusion1 decks10 decks
2%synergy
Selfless Spirit
10%inclusion1 decks10 decks
1%synergy
Imperial Recruiter
10%inclusion1 decks10 decks
0%synergy
Instants
Path to Exile
50%inclusion5 decks10 decks
-7%synergy
Swords to Plowshares
50%inclusion5 decks10 decks
-16%synergy
Stroke of Midnight
40%inclusion4 decks10 decks
23%synergy
Chaos Warp
40%inclusion4 decks10 decks
9%synergy
Reprieve
30%inclusion3 decks10 decks
22%synergy
Generous Gift
30%inclusion3 decks10 decks
-3%synergy
Boros Charm
30%inclusion3 decks10 decks
-19%synergy
Desperate Ritual
20%inclusion2 decks10 decks
19%synergy
Pyretic Ritual
20%inclusion2 decks10 decks
19%synergy
Seething Song
20%inclusion2 decks10 decks
17%synergy
Silence
20%inclusion2 decks10 decks
15%synergy
Second Sunrise
10%inclusion1 decks10 decks
9%synergy
Faith's Reward
10%inclusion1 decks10 decks
9%synergy
Commune with Lava
10%inclusion1 decks10 decks
9%synergy
Orim's Chant
10%inclusion1 decks10 decks
8%synergy
Kazuul's Fury
10%inclusion1 decks10 decks
7%synergy
Bolt Bend
10%inclusion1 decks10 decks
6%synergy
Dawn Charm
10%inclusion1 decks10 decks
6%synergy
Pyroblast
10%inclusion1 decks10 decks
6%synergy
Inventory Management
10%inclusion1 decks10 decks
4%synergy
Clever Concealment
10%inclusion1 decks10 decks
3%synergy
Lightning Helix
10%inclusion1 decks10 decks
1%synergy
Lightning Bolt
10%inclusion1 decks10 decks
-1%synergy
Thrill of Possibility
10%inclusion1 decks10 decks
-1%synergy
Dispatch
10%inclusion1 decks10 decks
-4%synergy
Deflecting Swat
10%inclusion1 decks10 decks
-6%synergy
Deflecting Palm
10%inclusion1 decks10 decks
-9%synergy
Wear // Tear
10%inclusion1 decks10 decks
-11%synergy
Sorceries
Open the Armory
60%inclusion6 decks10 decks
46%synergy
Fated Clash
50%inclusion1 decks2 decks
49%synergy
Retether
30%inclusion3 decks10 decks
29%synergy
Idyllic Tutor
30%inclusion3 decks10 decks
27%synergy
Three Dreams
20%inclusion2 decks10 decks
20%synergy
Unfinished Business
20%inclusion2 decks10 decks
18%synergy
Glimpse the Impossible
20%inclusion2 decks10 decks
18%synergy
Mana Geyser
20%inclusion2 decks10 decks
16%synergy
Sevinne's Reclamation
20%inclusion2 decks10 decks
8%synergy
Blasphemous Act
20%inclusion2 decks10 decks
-13%synergy
Citywide Bust
10%inclusion1 decks10 decks
9%synergy
Crackle with Power
10%inclusion1 decks10 decks
9%synergy
Campus Renovation
10%inclusion1 decks10 decks
9%synergy
Open the Vaults
10%inclusion1 decks10 decks
9%synergy
Wrenn's Resolve
10%inclusion1 decks10 decks
8%synergy
Hordeling Outburst
10%inclusion1 decks10 decks
8%synergy
Winds of Rath
10%inclusion1 decks10 decks
7%synergy
Reconstruct History
10%inclusion1 decks10 decks
6%synergy
Single Combat
10%inclusion1 decks10 decks
6%synergy
Steelshaper's Gift
10%inclusion1 decks10 decks
-2%synergy
Rip Apart
10%inclusion1 decks10 decks
-3%synergy
Vandalblast
10%inclusion1 decks10 decks
-6%synergy
Austere Command
10%inclusion1 decks10 decks
-6%synergy
Utility Artifacts
Phyrexian Altar
70%inclusion7 decks10 decks
68%synergy
Spawning Pit
60%inclusion6 decks10 decks
60%synergy
Mortarpod
50%inclusion5 decks10 decks
50%synergy
Lightning Greaves
50%inclusion5 decks10 decks
21%synergy
Altar of the Brood
40%inclusion4 decks10 decks
40%synergy
Grafted Wargear
30%inclusion3 decks10 decks
29%synergy
Silver Shroud Costume
20%inclusion2 decks10 decks
18%synergy
Shadowspear
20%inclusion2 decks10 decks
10%synergy
Skullclamp
20%inclusion2 decks10 decks
5%synergy
Swiftfoot Boots
20%inclusion2 decks10 decks
-24%synergy
White Mage's Staff
17%inclusion1 decks6 decks
15%synergy
Dragoon's Lance
17%inclusion1 decks6 decks
14%synergy
Life Chisel
10%inclusion1 decks10 decks
10%synergy
Glimmerlight
10%inclusion1 decks10 decks
10%synergy
Mithril Coat
10%inclusion1 decks10 decks
-1%synergy
Wayfarer's Bauble
10%inclusion1 decks10 decks
-1%synergy
Enchantments
Fanatical Devotion
70%inclusion7 decks10 decks
69%synergy
Gift of Immortality
70%inclusion7 decks10 decks
68%synergy
Knightly Valor
60%inclusion6 decks10 decks
60%synergy
Rune of Sustenance
60%inclusion6 decks10 decks
58%synergy
Pain for All
60%inclusion3 decks5 decks
58%synergy
Roadside Assistance
56%inclusion5 decks9 decks
55%synergy
Gift of Wrath
50%inclusion5 decks10 decks
50%synergy
Dragon Mantle
50%inclusion5 decks10 decks
49%synergy
Sticky Fingers
50%inclusion5 decks10 decks
47%synergy
Impact Tremors
50%inclusion5 decks10 decks
34%synergy
Soul-Strike Technique
40%inclusion4 decks10 decks
40%synergy
Frenzied Fugue
40%inclusion4 decks10 decks
40%synergy
Squee's Embrace
40%inclusion4 decks10 decks
39%synergy
Sage's Reverie
40%inclusion4 decks10 decks
38%synergy
Angelic Gift
40%inclusion4 decks10 decks
38%synergy
Chosen by Heliod
30%inclusion3 decks10 decks
30%synergy
Shardmage's Rescue
30%inclusion3 decks10 decks
29%synergy
Feather of Flight
30%inclusion3 decks10 decks
28%synergy
Hyena Umbra
30%inclusion3 decks10 decks
28%synergy
Mantle of the Ancients
30%inclusion3 decks10 decks
25%synergy
Warleader's Call
30%inclusion3 decks10 decks
18%synergy
Heroism
20%inclusion2 decks10 decks
20%synergy
Ordeal of Purphoros
20%inclusion2 decks10 decks
20%synergy
Ordeal of Heliod
20%inclusion2 decks10 decks
20%synergy
Eland Umbra
20%inclusion2 decks10 decks
20%synergy
Iroas's Blessing
20%inclusion2 decks10 decks
20%synergy
Elemental Mastery
20%inclusion2 decks10 decks
20%synergy
Dog Umbra
20%inclusion2 decks10 decks
20%synergy
Boon of the Spirit Realm
20%inclusion2 decks10 decks
19%synergy
Benevolent Blessing
20%inclusion2 decks10 decks
19%synergy
Outpost Siege
20%inclusion2 decks10 decks
18%synergy
Felidar Umbra
20%inclusion2 decks10 decks
18%synergy
Grim Reaper's Sprint
20%inclusion2 decks10 decks
18%synergy
Kickoff Celebrations
13%inclusion1 decks8 decks
12%synergy
Security Blockade
10%inclusion1 decks10 decks
10%synergy
Tooth and Claw
10%inclusion1 decks10 decks
10%synergy
Emblem of the Warmind
10%inclusion1 decks10 decks
10%synergy
Makeshift Munitions
10%inclusion1 decks10 decks
10%synergy
Overencumbered
10%inclusion1 decks10 decks
10%synergy
Pentarch Ward
10%inclusion1 decks10 decks
10%synergy
Minimus Containment
10%inclusion1 decks10 decks
10%synergy
Faith Unbroken
10%inclusion1 decks10 decks
9%synergy
Powerbalance
10%inclusion1 decks10 decks
9%synergy
Chains of Custody
10%inclusion1 decks10 decks
9%synergy
Demonic Ruckus
10%inclusion1 decks10 decks
9%synergy
Court of Ardenvale
10%inclusion1 decks10 decks
9%synergy
Pariah
10%inclusion1 decks10 decks
9%synergy
Spiteful Banditry
10%inclusion1 decks10 decks
9%synergy
Bitter Reunion
10%inclusion1 decks10 decks
9%synergy
Breath of Fury
10%inclusion1 decks10 decks
8%synergy
Utility Lands
Axgard Armory
40%inclusion4 decks10 decks
31%synergy
Hall of Heliod's Generosity
30%inclusion3 decks10 decks
27%synergy
Eiganjo, Seat of the Empire
30%inclusion3 decks10 decks
17%synergy
Eiganjo Castle
20%inclusion2 decks10 decks
18%synergy
Command Beacon
20%inclusion2 decks10 decks
15%synergy
Castle Ardenvale
20%inclusion2 decks10 decks
12%synergy
Ishgard, the Holy See
17%inclusion1 decks6 decks
11%synergy
Mariposa Military Base
10%inclusion1 decks10 decks
10%synergy
Junktown
10%inclusion1 decks10 decks
10%synergy
Nesting Grounds
10%inclusion1 decks10 decks
9%synergy
Roadside Reliquary
10%inclusion1 decks10 decks
9%synergy
Homeward Path
10%inclusion1 decks10 decks
8%synergy
Scavenger Grounds
10%inclusion1 decks10 decks
5%synergy
Kher Keep
10%inclusion1 decks10 decks
4%synergy
War Room
10%inclusion1 decks10 decks
0%synergy
Sokenzan, Crucible of Defiance
10%inclusion1 decks10 decks
0%synergy
Urza's Saga
10%inclusion1 decks10 decks
0%synergy
Reliquary Tower
10%inclusion1 decks10 decks
-9%synergy
Rogue's Passage
10%inclusion1 decks10 decks
-22%synergy
Mana Artifacts
Arcane Signet
100%inclusion10 decks10 decks
20%synergy
Sol Ring
100%inclusion10 decks10 decks
15%synergy
Talisman of Conviction
80%inclusion8 decks10 decks
28%synergy
Fellwar Stone
50%inclusion5 decks10 decks
26%synergy
Boros Signet
50%inclusion5 decks10 decks
-1%synergy
Thought Vessel
30%inclusion3 decks10 decks
15%synergy
Cursed Mirror
20%inclusion2 decks10 decks
13%synergy
Star Compass
10%inclusion1 decks10 decks
9%synergy
Coldsteel Heart
10%inclusion1 decks10 decks
9%synergy
Decanter of Endless Water
10%inclusion1 decks10 decks
7%synergy
Fire Diamond
10%inclusion1 decks10 decks
4%synergy
Marble Diamond
10%inclusion1 decks10 decks
4%synergy
Commander's Sphere
10%inclusion1 decks10 decks
-5%synergy
Mind Stone
10%inclusion1 decks10 decks
-15%synergy
Lands
Clifftop Retreat
90%inclusion9 decks10 decks
25%synergy
Command Tower
80%inclusion8 decks10 decks
-6%synergy
Rugged Prairie
70%inclusion7 decks10 decks
28%synergy
Sacred Foundry
70%inclusion7 decks10 decks
24%synergy
Sunbaked Canyon
60%inclusion6 decks10 decks
43%synergy
Needleverge Pathway
60%inclusion6 decks10 decks
34%synergy
Sundown Pass
60%inclusion6 decks10 decks
24%synergy
Spectator Seating
60%inclusion6 decks10 decks
21%synergy
Arid Mesa
50%inclusion5 decks10 decks
21%synergy
Battlefield Forge
50%inclusion5 decks10 decks
-6%synergy
Sunscorched Divide
40%inclusion4 decks10 decks
20%synergy
Furycalm Snarl
40%inclusion4 decks10 decks
-4%synergy
Sunbillow Verge
33%inclusion3 decks9 decks
10%synergy
Prismatic Vista
30%inclusion3 decks10 decks
24%synergy
Fabled Passage
30%inclusion3 decks10 decks
21%synergy
Evolving Wilds
30%inclusion3 decks10 decks
11%synergy
Temple of Triumph
30%inclusion3 decks10 decks
-8%synergy
Crumbling Vestige
20%inclusion2 decks10 decks
20%synergy
Mana Confluence
20%inclusion2 decks10 decks
16%synergy
City of Brass
20%inclusion2 decks10 decks
16%synergy
Wooded Foothills
20%inclusion2 decks10 decks
15%synergy
Windswept Heath
20%inclusion2 decks10 decks
14%synergy
Inspiring Vantage
20%inclusion2 decks10 decks
4%synergy
Radiant Summit
20%inclusion1 decks5 decks
3%synergy
Elegant Parlor
20%inclusion2 decks10 decks
1%synergy
Exotic Orchard
20%inclusion2 decks10 decks
-9%synergy
Sacred Peaks
10%inclusion1 decks10 decks
-1%synergy
Plateau
10%inclusion1 decks10 decks
-2%synergy
Rustvale Bridge
10%inclusion1 decks10 decks
-3%synergy
Terramorphic Expanse
10%inclusion1 decks10 decks
-4%synergy
Boros Garrison
10%inclusion1 decks10 decks
-28%synergy