Prowling Geistcatcher
Kiki-Jiki, Mirror Breaker
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.

   Steps

How does this combo work?
1
Activate Kiki-Jiki by tapping it, creating a token copy of Prowling Geistcatcher with haste.
2
Activate Altar of Dementia by sacrificing Kiki-Jiki.
3
When Kiki-Jiki dies, the nontoken and token Prowling Geistcatcher's first abilities trigger.
4
Resolve the token Prowling Geistcatcher's trigger, exiling Kiki-Jiki from your graveyard.
5
Resolve the nontoken Prowling Geistcatcher's trigger, doing nothing.
6
Resolve the Altar of Dementia ability, causing target player to mill cards equal to Kiki-Jiki's power.
7
Activate Altar of Dementia by sacrificing the Prowling Geistcatcher token.
8
When the token Prowling Geistcatcher dies, its second ability and the nontoken Prowling Geistcatcher's first ability triggers.
9
Resolve the nontoken Prowling Geistcatcher trigger, putting a +1/+1 counter on it.
10
Resolve the token Prowling Geistcatcher trigger, returning Kiki-Jiki from exile to the battlefield.
11
Resolve the Altar of Dementia ability, causing target player to mill cards equal to the token Prowling Geistcatcher's power.
12
Repeat.

   Results

What do I get from this combo?
Infinite +1/+1 counters on a creature
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite mill
Infinite sacrifice triggers
Infinite self-mill
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Utility Artifacts
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Enchantments
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Planeswalkers
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Utility Lands
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Arena of Glory
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Castle Locthwain
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Restless Vents
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Ghost Quarter
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Command Beacon
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Rogue's Passage
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Mana Artifacts
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Talisman of Hierarchy
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Boros Signet
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Fellwar Stone
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Cursed Mirror
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Mind Stone
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Lands
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Blood Crypt
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29%synergy
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27%synergy
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31%synergy
Sulfurous Springs
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29%synergy
Raucous Theater
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Luxury Suite
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11%synergy
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22%synergy
Bloodstained Mire
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34%synergy
Caves of Koilos
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Arid Mesa
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28%synergy
Elegant Parlor
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29%synergy
Shadowy Backstreet
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Spectator Seating
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14%synergy
Smoldering Marsh
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Nomad Outpost
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Tainted Peak
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Haunted Ridge
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Isolated Chapel
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Shadowblood Ridge
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14%synergy
Temple of Malice
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11%synergy
Plateau
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11%synergy
Scrubland
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9%synergy
Rugged Prairie
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Badlands
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8%synergy
Blazemire Verge
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Rakdos Carnarium
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7%synergy
Shattered Landscape
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Fabled Passage
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7%synergy
Wooded Foothills
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6%synergy
Mana Confluence
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7%synergy
City of Brass
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7%synergy
Foreboding Ruins
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Myriad Landscape
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Sunbaked Canyon
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9%synergy
Desolate Mire
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Tainted Field
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Fetid Heath
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Shattered Sanctum
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