Polukranos Reborn
Nim Deathmantle
Ashnod's Altar

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Polukranos Reborn // Polukranos as Polukranos, Engine of Ruin on the battlefield).
You control at least two additional nontoken Hydras.

   Steps

How does this combo work?
1
Activate Ashnod's Altar by sacrificing another nontoken Hydra that does not have Nim Deathmantle attached, adding .
2
When the Hydra dies, Polukranos and Nim Deathmantle trigger.
3
Resolve the Polukranos trigger, creating two 3/3 Phyrexian Hydra creature tokens.
4
Activate Ashnod's Altar by sacrificing a Phyrexian Hydra, adding .
5
Resolve the Nim Deathmantle trigger from step 2, causing you to pay 4 to return the nontoken Hydra from your graveyard to the battlefield, and attach Nim Deathmantle to it.
6
Repeat.

   Results

What do I get from this combo?
Infinite colored mana
Infinite creature tokens
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Infinite colorless mana
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