Tainted Observer
Ashnod's Altar
Scurry Oak

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You have a way to cause a creature to enter the battlefield under your control. Scurry Oak has at least one +1/+1 counter on it.

   Steps

How does this combo work?
1
Cause a creature to enter the battlefield under your control.
2
When the creature enters the battlefield, Tainted Observer triggers.
3
Holding priority, activate Ashnod's Altar by sacrificing the creature, adding .
4
Resolve the Tainted Observer trigger, causing you to pay 2 to put a +1/+1 counter on Scurry Oak.
5
Scurry Oak triggers, creating a 1/1 Squirrel creature token.
6
Repeat from step 2.

   Results

What do I get from this combo?
Infinite +1/+1 counters on Scurry Oak
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite proliferate
Infinite sacrifice triggers
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Mana Artifacts
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Lands
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Waterlogged Grove
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