K'rrik, Son of Yawgmoth
Doomsday
Aphotic Wisps
Cruel Bargain
Sacrifice
Mikaeus, the Unhallowed
Walking Ballista
Viscera Seer

   Prerequisites

What do I need to start this combo?
K'rrik on the battlefield.
Doomsday and Aphotic Wisps in hand.
All other cards in your graveyard or in your library.
Your life total is at least 34.

   Steps

How does this combo work?
1
Cast Doomsday by paying 6 life, searching your library and graveyard for Cruel Bargain, Sacrifice, Mikaeus, Walking Ballista, and Viscera Seer, exiling all other cards from your graveyard and library, and then placing the remaining cards on top of your library in the order previously listed and losing half your life, rounded up.
2
Cast Aphotic Wisps by paying 2 life, targeting K'rrik, causing you to draw a card.
3
Cast Cruel Bargain by paying 6 life, causing you to draw four life and losing half your life, rounded up.
4
Cast Sacrifice by paying 2 life and sacrificing K'rrik, adding .
5
Cast Mikaeus by paying 3.
6
Cast Viscera Seer by paying .
7
Cast Walking Ballista by paying 0.
8
Activate Viscera Seer by sacrificing Walking Ballista.
9
Walking Ballista undying ability triggers, returning it to the battlefield and putting +1/+1 counter on it.
10
Activate Walking Ballista by removing +1/+1 counter, dealing 1 damage to any target.
11
Repeat from step 8.

   Results

What do I get from this combo?
Infinite damage
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Infinite scry 1
K'rrik, Son of Yawgmoth
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Mind Stone
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Lands
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Urza's Cave
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