Cass, Hand of Vengeance
Griffin Guide
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Griffin Guide attached to another creature you control. You control an additional creature beyond those included above and the one that has Griffin Guide attached.

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing the creature with Griffin Guide attached.
2
When the creature dies, Cass and Griffin Guide trigger.
3
Resolve the Griffin Guide trigger, creating a 2/2 Griffin creature token.
4
Resolve the Cass trigger, returning Griffin Guide from your graveyard to the battlefield attached to another creature you control.
5
Resolve the Altar of Dementia ability
6
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Cass, Hand of Vengeance
13%inclusion53 decks396 decks
Ardenn, Intrepid Archaeologist // Rograkh, Son of Rohgahh
0.0%inclusion1 decks7.02K decks
Mazzy, Truesword Paladin
0.0%inclusion1 decks2.17K decks
New Cards
Earth Kingdom Protectors
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Valor of the Worthy
96%inclusion53 decks55 decks
96%synergy
Murder Investigation
95%inclusion52 decks55 decks
94%synergy
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94%synergy
Nurturing Presence
91%inclusion50 decks55 decks
91%synergy
Goblin Bombardment
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89%synergy
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79%synergy
Squire's Devotion
78%inclusion43 decks55 decks
78%synergy
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80%inclusion44 decks55 decks
78%synergy
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84%inclusion46 decks55 decks
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77%synergy
Top Cards
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72%synergy
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75%inclusion41 decks55 decks
74%synergy
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69%inclusion38 decks55 decks
69%synergy
Etali's Favor
67%inclusion37 decks55 decks
67%synergy
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67%synergy
Swords to Plowshares
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6%synergy
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63%synergy
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64%inclusion35 decks55 decks
62%synergy
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64%inclusion35 decks55 decks
60%synergy
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60%synergy
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26%synergy
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3%synergy
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3%synergy
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-16%synergy
Creatures
Ajani's Chosen
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61%synergy
Heliod's Pilgrim
60%inclusion33 decks55 decks
59%synergy
Archon of Sun's Grace
58%inclusion32 decks55 decks
55%synergy
Starfield Mystic
56%inclusion31 decks55 decks
53%synergy
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55%inclusion30 decks55 decks
54%synergy
Pearl-Ear, Imperial Advisor
48%inclusion20 decks42 decks
46%synergy
Danitha Capashen, Paragon
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42%synergy
Transcendent Envoy
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41%synergy
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40%synergy
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38%synergy
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38%synergy
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37%synergy
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31%synergy
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30%synergy
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29%synergy
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28%synergy
Brotherhood Outcast
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27%synergy
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23%synergy
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21%synergy
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20%synergy
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22%inclusion12 decks55 decks
20%synergy
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18%synergy
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14%synergy
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14%synergy
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16%synergy
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15%synergy
Grand Abolisher
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9%synergy
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12%synergy
Sun Titan
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6%synergy
Imperial Recruiter
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Goldhound
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8%synergy
Witty Roastmaster
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7%synergy
Akiri, Fearless Voyager
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Purphoros, God of the Forge
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5%synergy
Ragavan, Nimble Pilferer
9.1%inclusion5 decks55 decks
1%synergy
Agate Instigator
7.3%inclusion3 decks41 decks
5%synergy
Three Dog, Galaxy News DJ
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7%synergy
Selfless Savior
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6%synergy
Dauntless Dismantler
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6%synergy
Slumbering Keepguard
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5%synergy
Relic Seeker
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5%synergy
Alseid of Life's Bounty
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4%synergy
Halvar, God of Battle
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4%synergy
Gold Myr
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3%synergy
Instants
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13%synergy
Generous Gift
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26%synergy
Chaos Warp
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17%synergy
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38%inclusion21 decks55 decks
31%synergy
Boros Charm
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10%synergy
Reprieve
25%inclusion14 decks55 decks
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Stroke of Midnight
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11%synergy
Inventory Management
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18%synergy
Silence
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14%synergy
Deflecting Swat
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Red Elemental Blast
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Bolt Bend
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Legion Leadership
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-2%synergy
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5%synergy
Lapse of Certainty
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Orim's Chant
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Kazuul's Fury
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3%synergy
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Sorceries
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Austere Command
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Rip Apart
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Glimpse the Impossible
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Unfinished Business
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Wrath of God
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Faithless Looting
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Utility Artifacts
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Mortarpod
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51%synergy
Swiftfoot Boots
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16%synergy
Lightning Greaves
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17%synergy
Spawning Pit
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40%synergy
Lotus Ring
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23%synergy
Altar of the Brood
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21%synergy
Nettlecyst
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13%synergy
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11%synergy
Shadowspear
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Wayfarer's Bauble
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Deathrender
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Mithril Coat
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3%synergy
Pre-War Formalwear
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5%synergy
Pip-Boy 3000
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Life Chisel
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Demonmail Hauberk
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Silver Shroud Costume
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Colossus Hammer
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Champion's Helm
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Basilisk Collar
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1%synergy
Sword of the Animist
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Enchantments
Angelic Gift
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61%synergy
Gift of Immortality
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60%synergy
Galvanic Arc
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58%synergy
Sage's Reverie
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56%synergy
Betrothed of Fire
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56%synergy
Rune of Sustenance
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54%synergy
Impact Tremors
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39%synergy
Feather of Flight
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45%synergy
Frenzied Fugue
42%inclusion23 decks55 decks
42%synergy
Roadside Assistance
36%inclusion12 decks33 decks
36%synergy
Fanatical Devotion
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36%synergy
Gift of Wrath
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34%synergy
Knightly Valor
33%inclusion18 decks55 decks
33%synergy
Unquestioned Authority
33%inclusion18 decks55 decks
31%synergy
Squee's Embrace
31%inclusion17 decks55 decks
31%synergy
Pain for All
30%inclusion6 decks20 decks
28%synergy
Chosen by Heliod
29%inclusion16 decks55 decks
29%synergy
Grim Reaper's Sprint
27%inclusion15 decks55 decks
26%synergy
Sigarda's Aid
25%inclusion14 decks55 decks
22%synergy
Darksteel Mutation
25%inclusion14 decks55 decks
20%synergy
Demonic Ruckus
24%inclusion11 decks45 decks
24%synergy
Martyr's Cause
24%inclusion13 decks55 decks
23%synergy
All That Glitters
24%inclusion13 decks55 decks
19%synergy
Soul-Strike Technique
22%inclusion12 decks55 decks
22%synergy
Ethereal Armor
22%inclusion12 decks55 decks
19%synergy
Fighter Class
22%inclusion12 decks55 decks
19%synergy
Historian's Boon
20%inclusion11 decks55 decks
19%synergy
Sheltered by Ghosts
17%inclusion7 decks41 decks
15%synergy
Warleader's Call
15%inclusion8 decks55 decks
7%synergy
Dog Umbra
10%inclusion4 decks42 decks
9%synergy
Emblem of the Warmind
9.1%inclusion5 decks55 decks
9%synergy
Hyena Umbra
9.1%inclusion5 decks55 decks
8%synergy
Trouble in Pairs
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4%synergy
Shardmage's Rescue
7.3%inclusion3 decks41 decks
7%synergy
Elemental Mastery
7.3%inclusion4 decks55 decks
7%synergy
Shielded by Faith
7.3%inclusion4 decks55 decks
6%synergy
Pariah
7.3%inclusion4 decks55 decks
6%synergy
Timely Ward
7.3%inclusion4 decks55 decks
5%synergy
Security Blockade
5.5%inclusion3 decks55 decks
5%synergy
Shifting Shadow
5.5%inclusion3 decks55 decks
5%synergy
Pentarch Ward
5.5%inclusion3 decks55 decks
5%synergy
Cathar's Call
5.5%inclusion3 decks55 decks
5%synergy
Felidar Umbra
5.5%inclusion3 decks55 decks
5%synergy
Boon of the Spirit Realm
5.5%inclusion3 decks55 decks
5%synergy
Idolized
5.5%inclusion3 decks55 decks
4%synergy
Anointed Procession
5.5%inclusion3 decks55 decks
-2%synergy
Utility Lands
Axgard Armory
42%inclusion23 decks55 decks
40%synergy
Hall of Heliod's Generosity
38%inclusion21 decks55 decks
32%synergy
Reliquary Tower
22%inclusion12 decks55 decks
-8%synergy
High Market
15%inclusion8 decks55 decks
12%synergy
Urza's Saga
15%inclusion8 decks55 decks
8%synergy
Roadside Reliquary
13%inclusion7 decks55 decks
12%synergy
Scavenger Grounds
13%inclusion7 decks55 decks
9%synergy
Eiganjo, Seat of the Empire
13%inclusion7 decks55 decks
6%synergy
Rogue's Passage
13%inclusion7 decks55 decks
-8%synergy
War Room
7.3%inclusion4 decks55 decks
1%synergy
Castle Ardenvale
5.5%inclusion3 decks55 decks
1%synergy
Command Beacon
5.5%inclusion3 decks55 decks
1%synergy
Slayers' Stronghold
5.5%inclusion3 decks55 decks
0%synergy
Mana Artifacts
Sol Ring
82%inclusion45 decks55 decks
-2%synergy
Arcane Signet
80%inclusion44 decks55 decks
8%synergy
Talisman of Conviction
67%inclusion37 decks55 decks
43%synergy
Boros Signet
51%inclusion28 decks55 decks
31%synergy
Fellwar Stone
31%inclusion17 decks55 decks
10%synergy
Mind Stone
29%inclusion16 decks55 decks
14%synergy
Thought Vessel
24%inclusion13 decks55 decks
6%synergy
Cursed Mirror
9.1%inclusion5 decks55 decks
3%synergy
Commander's Sphere
7.3%inclusion4 decks55 decks
-5%synergy
Paradise Mantle
5.5%inclusion3 decks55 decks
5%synergy
Prismatic Lens
5.5%inclusion3 decks55 decks
4%synergy
Liquimetal Torque
5.5%inclusion3 decks55 decks
3%synergy
Mox Opal
5.5%inclusion3 decks55 decks
1%synergy
Lands
Command Tower
75%inclusion41 decks55 decks
0%synergy
Clifftop Retreat
65%inclusion36 decks55 decks
31%synergy
Battlefield Forge
62%inclusion34 decks55 decks
33%synergy
Sacred Foundry
55%inclusion30 decks55 decks
18%synergy
Rugged Prairie
53%inclusion29 decks55 decks
39%synergy
Spectator Seating
51%inclusion28 decks55 decks
28%synergy
Furycalm Snarl
45%inclusion25 decks55 decks
31%synergy
Sundown Pass
45%inclusion25 decks55 decks
30%synergy
Arid Mesa
36%inclusion20 decks55 decks
26%synergy
Temple of Triumph
33%inclusion18 decks55 decks
16%synergy
Needleverge Pathway
29%inclusion16 decks55 decks
21%synergy
Sunbaked Canyon
27%inclusion15 decks55 decks
23%synergy
Sunscorched Divide
27%inclusion15 decks55 decks
21%synergy
Exotic Orchard
27%inclusion15 decks55 decks
-9%synergy
Elegant Parlor
25%inclusion14 decks55 decks
18%synergy
Prismatic Vista
22%inclusion12 decks55 decks
17%synergy
Boros Garrison
20%inclusion11 decks55 decks
7%synergy
Evolving Wilds
20%inclusion11 decks55 decks
-1%synergy
Sunbillow Verge
18%inclusion6 decks33 decks
10%synergy
Windswept Heath
16%inclusion9 decks55 decks
5%synergy
Radiant Summit
15%inclusion3 decks20 decks
9%synergy
Inspiring Vantage
15%inclusion8 decks55 decks
10%synergy
Wooded Foothills
15%inclusion8 decks55 decks
4%synergy
Plateau
15%inclusion8 decks55 decks
3%synergy
Myriad Landscape
15%inclusion8 decks55 decks
-2%synergy
Scalding Tarn
13%inclusion7 decks55 decks
2%synergy
Terramorphic Expanse
13%inclusion7 decks55 decks
-2%synergy
Marsh Flats
11%inclusion6 decks55 decks
0%synergy
Sacred Peaks
9.1%inclusion5 decks55 decks
5%synergy
Mana Confluence
9.1%inclusion5 decks55 decks
2%synergy
Bloodstained Mire
9.1%inclusion5 decks55 decks
-2%synergy
Flooded Strand
9.1%inclusion5 decks55 decks
-2%synergy
Rustvale Bridge
7.3%inclusion4 decks55 decks
2%synergy
City of Brass
7.3%inclusion4 decks55 decks
0%synergy
Wind-Scarred Crag
5.5%inclusion3 decks55 decks
-1%synergy
Fabled Passage
5.5%inclusion3 decks55 decks
-4%synergy