Mikaeus, the Unhallowed + Blood Pet + Hex Parasite + Pitiless Plunderer

Mikaeus, the Unhallowed
Blood Pet
Hex Parasite
Pitiless Plunderer

Requires
Mikaeus, the Unhallowed must be on the battlefield. Blood Pet must be on the battlefield. Hex Parasite must be on the battlefield. Pitiless Plunderer must be on the battlefield. Blood Pet does not have a +1/+1 counter on it.
Steps
  1. Activate Blood Pet by sacrificing it, adding .
  2. When Blood Pet dies, its undying ability and Pitiless Plunderer trigger.
  3. Resolve the Blood Pet trigger, returning it to the battlefield from your graveyard with a +1/+1 counter on it.
  4. Resolve the Pitiless Plunderer trigger, creating a Treasure token.
  5. Activate the Treasure by tapping and sacrificing it, adding 1.
  6. Activate Hex Parasite by paying 1bp and removing the +1/+1 counter from Blood Pet, giving Hex Parasite +1/+0 until end of turn.
  7. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinitely powerful Hex Parasite until end of turn. Infinite sacrifice triggers.

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