Yarus, Roar of the Old Gods
Ashcloud Phoenix
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Your life total is at least 2 greater than the largest life total among your opponents.

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing Ashcloud Phoenix.
2
When Ashcloud Phoenix dies, its first ability triggers, returning it from your graveyard to the battlefield face-down.
3
Resolve the Altar of Dementia ability, causing target player to mill cards equal to Ashcloud Phoenix's power.
4
Activate Altar of Dementia by sacrificing Ashcloud Phoenix.
5
Yarus' second ability triggers, returning Ashcloud Phoenix from your graveyard to the battlefield face down, and then turning it face up.
6
Ashcloud Phoenix's second ability triggers, dealing 2 damage to each player.
7
Resolve the Altar of Dementia ability, causing target player to mill cards equal to Ashcloud Phoenix's power.
8
Repeat.

   Results

What do I get from this combo?
Near-infinite damage to all players
Near-infinite death triggers
Near-infinite ETB
Near-infinite LTB
Near-infinite mill
Near-infinite sacrifice triggers
Near-infinite self-mill
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