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
15%inclusion56 decks386 decks
Ardenn, Intrepid Archaeologist // Rograkh, Son of Rohgahh
0.0%inclusion1 decks7.75K decks
Mazzy, Truesword Paladin
0.0%inclusion1 decks2.27K decks
High Synergy Cards
Murder Investigation
97%inclusion56 decks58 decks
96%synergy
Valor of the Worthy
95%inclusion55 decks58 decks
95%synergy
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95%inclusion55 decks58 decks
95%synergy
Goblin Bombardment
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89%synergy
Nurturing Presence
88%inclusion51 decks58 decks
88%synergy
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86%inclusion50 decks58 decks
80%synergy
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79%inclusion46 decks58 decks
77%synergy
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81%inclusion47 decks58 decks
75%synergy
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74%inclusion43 decks58 decks
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73%synergy
Top Cards
Mask of Immolation
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72%synergy
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71%synergy
Rune of Speed
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70%synergy
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69%inclusion40 decks58 decks
67%synergy
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67%inclusion39 decks58 decks
67%synergy
Mesa Enchantress
67%inclusion39 decks58 decks
63%synergy
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65%synergy
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64%inclusion37 decks58 decks
63%synergy
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Game Changers
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26%synergy
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6%synergy
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6%synergy
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-9%synergy
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Creatures
Light-Paws, Emperor's Voice
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61%synergy
Ajani's Chosen
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61%synergy
Heliod's Pilgrim
62%inclusion36 decks58 decks
61%synergy
Archon of Sun's Grace
62%inclusion36 decks58 decks
59%synergy
Starfield Mystic
53%inclusion31 decks58 decks
51%synergy
Knight of Doves
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50%synergy
Danitha Capashen, Paragon
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44%synergy
Pearl-Ear, Imperial Advisor
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46%synergy
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31%synergy
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29%synergy
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29%synergy
Rograkh, Son of Rohgahh
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28%synergy
Moon-Blessed Cleric
28%inclusion16 decks58 decks
26%synergy
Esper Sentinel
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9%synergy
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25%synergy
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23%synergy
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21%synergy
Ornithopter
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22%synergy
Brotherhood Outcast
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22%synergy
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19%inclusion11 decks58 decks
17%synergy
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17%inclusion10 decks58 decks
17%synergy
Simian Spirit Guide
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12%synergy
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8%synergy
Molten Gatekeeper
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13%synergy
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15%synergy
Impulsive Pilferer
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14%synergy
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14%synergy
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13%synergy
Sun Titan
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Purphoros, God of the Forge
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Witch Enchanter
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1%synergy
Three Dog, Galaxy News DJ
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Witty Roastmaster
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6%synergy
Akiri, Fearless Voyager
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5%synergy
Ragavan, Nimble Pilferer
8.6%inclusion5 decks58 decks
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5%synergy
Agate Instigator
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4%synergy
Stone Haven Outfitter
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7%synergy
Valduk, Keeper of the Flame
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7%synergy
Goblin Engineer
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4%synergy
Selfless Spirit
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2%synergy
Goldhound
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Dauntless Dismantler
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4%synergy
Halvar, God of Battle
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4%synergy
Instants
Swords to Plowshares
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10%synergy
Generous Gift
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25%synergy
Chaos Warp
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Wear // Tear
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Reprieve
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Boros Charm
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Deflecting Swat
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12%synergy
Inventory Management
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19%synergy
Silence
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13%synergy
Lightning Bolt
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3%synergy
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2%synergy
Bolt Bend
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Tibalt's Trickery
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Pyroblast
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Untimely Malfunction
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-1%synergy
Legion Leadership
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2%synergy
Lapse of Certainty
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Orim's Chant
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Pyretic Ritual
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Seething Song
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Thrill of Possibility
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Sorceries
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Steelshaper's Gift
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Vandalblast
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Reckless Handling
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Glimpse the Impossible
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Rip Apart
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Utility Artifacts
Skullclamp
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47%synergy
Mortarpod
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55%synergy
Lightning Greaves
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22%synergy
Swiftfoot Boots
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20%synergy
Spawning Pit
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36%synergy
Lotus Ring
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19%synergy
Altar of the Brood
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18%synergy
Nettlecyst
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11%synergy
Shadowspear
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7%synergy
Sword of the Animist
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6%synergy
Grafted Wargear
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8%synergy
Deathrender
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Mithril Coat
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3%synergy
Life Chisel
5.2%inclusion3 decks58 decks
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Demonmail Hauberk
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5%synergy
Silver Shroud Costume
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4%synergy
Bloodforged Battle-Axe
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4%synergy
Thran Power Suit
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4%synergy
Colossus Hammer
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4%synergy
Champion's Helm
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3%synergy
Basilisk Collar
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1%synergy
Wayfarer's Bauble
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-2%synergy
Enchantments
Mantle of the Ancients
62%inclusion36 decks58 decks
60%synergy
Betrothed of Fire
59%inclusion34 decks58 decks
59%synergy
Galvanic Arc
57%inclusion33 decks58 decks
57%synergy
Angelic Gift
55%inclusion32 decks58 decks
54%synergy
Sage's Reverie
55%inclusion32 decks58 decks
53%synergy
Rune of Sustenance
50%inclusion29 decks58 decks
50%synergy
Impact Tremors
50%inclusion29 decks58 decks
40%synergy
Feather of Flight
43%inclusion24 decks56 decks
42%synergy
Frenzied Fugue
38%inclusion22 decks58 decks
38%synergy
Roadside Assistance
38%inclusion18 decks48 decks
37%synergy
Fanatical Devotion
34%inclusion20 decks58 decks
34%synergy
Gift of Wrath
33%inclusion19 decks58 decks
33%synergy
Martyr's Cause
33%inclusion19 decks58 decks
32%synergy
Unquestioned Authority
31%inclusion18 decks58 decks
30%synergy
Knightly Valor
28%inclusion16 decks58 decks
27%synergy
Demonic Ruckus
28%inclusion16 decks58 decks
27%synergy
Grim Reaper's Sprint
28%inclusion16 decks58 decks
27%synergy
Squee's Embrace
26%inclusion15 decks58 decks
26%synergy
All That Glitters
26%inclusion15 decks58 decks
21%synergy
Chosen by Heliod
24%inclusion14 decks58 decks
24%synergy
Sigarda's Aid
24%inclusion14 decks58 decks
21%synergy
Darksteel Mutation
21%inclusion12 decks58 decks
16%synergy
Pain for All
20%inclusion7 decks35 decks
19%synergy
Fighter Class
19%inclusion11 decks58 decks
16%synergy
Sheltered by Ghosts
18%inclusion10 decks56 decks
15%synergy
Historian's Boon
17%inclusion10 decks58 decks
17%synergy
Ethereal Armor
17%inclusion10 decks58 decks
14%synergy
Soul-Strike Technique
16%inclusion9 decks58 decks
16%synergy
Warleader's Call
12%inclusion7 decks58 decks
5%synergy
Shardmage's Rescue
8.9%inclusion5 decks56 decks
8%synergy
Hyena Umbra
8.6%inclusion5 decks58 decks
7%synergy
Timely Ward
8.6%inclusion5 decks58 decks
6%synergy
Trouble in Pairs
8.6%inclusion5 decks58 decks
4%synergy
Dog Umbra
7.0%inclusion4 decks57 decks
7%synergy
Boon of the Spirit Realm
6.9%inclusion4 decks58 decks
6%synergy
Pariah
6.9%inclusion4 decks58 decks
6%synergy
Anointed Procession
6.9%inclusion4 decks58 decks
0%synergy
Security Blockade
5.2%inclusion3 decks58 decks
5%synergy
Shifting Shadow
5.2%inclusion3 decks58 decks
5%synergy
Emblem of the Warmind
5.2%inclusion3 decks58 decks
5%synergy
Pentarch Ward
5.2%inclusion3 decks58 decks
5%synergy
Elemental Mastery
5.2%inclusion3 decks58 decks
5%synergy
Felidar Umbra
5.2%inclusion3 decks58 decks
5%synergy
Shielded by Faith
5.2%inclusion3 decks58 decks
4%synergy
Utility Lands
Axgard Armory
48%inclusion28 decks58 decks
46%synergy
Hall of Heliod's Generosity
38%inclusion22 decks58 decks
32%synergy
Eiganjo, Seat of the Empire
19%inclusion11 decks58 decks
12%synergy
Urza's Saga
17%inclusion10 decks58 decks
10%synergy
Reliquary Tower
17%inclusion10 decks58 decks
-13%synergy
High Market
14%inclusion8 decks58 decks
11%synergy
Rogue's Passage
14%inclusion8 decks58 decks
-6%synergy
Sokenzan, Crucible of Defiance
10%inclusion6 decks58 decks
7%synergy
Roadside Reliquary
8.6%inclusion5 decks58 decks
8%synergy
Scavenger Grounds
8.6%inclusion5 decks58 decks
5%synergy
Castle Ardenvale
8.6%inclusion5 decks58 decks
4%synergy
Command Beacon
8.6%inclusion5 decks58 decks
4%synergy
War Room
8.6%inclusion5 decks58 decks
3%synergy
Ishgard, the Holy See
7.3%inclusion3 decks41 decks
4%synergy
Kher Keep
6.9%inclusion4 decks58 decks
5%synergy
Windbrisk Heights
5.2%inclusion3 decks58 decks
1%synergy
Slayers' Stronghold
5.2%inclusion3 decks58 decks
0%synergy
Mana Artifacts
Arcane Signet
79%inclusion46 decks58 decks
7%synergy
Sol Ring
79%inclusion46 decks58 decks
-4%synergy
Talisman of Conviction
62%inclusion36 decks58 decks
38%synergy
Boros Signet
47%inclusion27 decks58 decks
28%synergy
Fellwar Stone
26%inclusion15 decks58 decks
5%synergy
Mind Stone
24%inclusion14 decks58 decks
10%synergy
Thought Vessel
16%inclusion9 decks58 decks
-2%synergy
Cursed Mirror
10%inclusion6 decks58 decks
5%synergy
Lotus Petal
5.2%inclusion3 decks58 decks
-2%synergy
Commander's Sphere
5.2%inclusion3 decks58 decks
-6%synergy
Lands
Command Tower
76%inclusion44 decks58 decks
2%synergy
Battlefield Forge
67%inclusion39 decks58 decks
38%synergy
Clifftop Retreat
67%inclusion39 decks58 decks
32%synergy
Sacred Foundry
62%inclusion36 decks58 decks
25%synergy
Rugged Prairie
60%inclusion35 decks58 decks
45%synergy
Spectator Seating
57%inclusion33 decks58 decks
35%synergy
Sundown Pass
55%inclusion32 decks58 decks
40%synergy
Furycalm Snarl
45%inclusion26 decks58 decks
31%synergy
Sunbaked Canyon
40%inclusion23 decks58 decks
35%synergy
Needleverge Pathway
38%inclusion22 decks58 decks
31%synergy
Arid Mesa
38%inclusion22 decks58 decks
28%synergy
Sunscorched Divide
34%inclusion20 decks58 decks
27%synergy
Temple of Triumph
33%inclusion19 decks58 decks
17%synergy
Exotic Orchard
26%inclusion15 decks58 decks
-11%synergy
Sunbillow Verge
25%inclusion12 decks48 decks
17%synergy
Prismatic Vista
24%inclusion14 decks58 decks
19%synergy
Elegant Parlor
24%inclusion14 decks58 decks
16%synergy
Inspiring Vantage
22%inclusion13 decks58 decks
18%synergy
Evolving Wilds
22%inclusion13 decks58 decks
2%synergy
Wooded Foothills
19%inclusion11 decks58 decks
8%synergy
Windswept Heath
19%inclusion11 decks58 decks
8%synergy
Plateau
19%inclusion11 decks58 decks
7%synergy
Boros Garrison
17%inclusion10 decks58 decks
5%synergy
Scalding Tarn
16%inclusion9 decks58 decks
5%synergy
Flooded Strand
16%inclusion9 decks58 decks
4%synergy
Radiant Summit
14%inclusion5 decks35 decks
8%synergy
Marsh Flats
14%inclusion8 decks58 decks
3%synergy
Terramorphic Expanse
14%inclusion8 decks58 decks
-1%synergy
Bloodstained Mire
12%inclusion7 decks58 decks
1%synergy
City of Brass
10%inclusion6 decks58 decks
3%synergy
Myriad Landscape
10%inclusion6 decks58 decks
-5%synergy
Fabled Passage
8.6%inclusion5 decks58 decks
-1%synergy
Sacred Peaks
6.9%inclusion4 decks58 decks
3%synergy
Mana Confluence
6.9%inclusion4 decks58 decks
0%synergy
Rustvale Bridge
5.2%inclusion3 decks58 decks
0%synergy
Wind-Scarred Crag
5.2%inclusion3 decks58 decks
-1%synergy