Shepherd of the Cosmos + Bartolomé del Presidio + Kaya's Ghostform

Shepherd of the Cosmos
Bartolomé del Presidio
Kaya's Ghostform

Requires
Shepherd of the Cosmos must be on the battlefield. Bartolomé del Presidio must be on the battlefield. Kaya's Ghostform must be on the battlefield.
Steps
  1. Activate Bartolomé del Presidio by sacrificing Shepherd of the Cosmos.
  2. When Shepherd of the Cosmos dies, Kaya's Ghostform triggers, returning Shepherd of the Cosmos from your graveyard to the battlefield.
  3. When Shepherd of the Cosmos enters the battlefield, it triggers, returning Kaya's Ghostform from your graveyard to the battlefield attached to Shepherd of the Cosmos.
  4. Resolve the Bartolomé del Presidio ability, putting a +1/+1 counter on it.
  5. Repeat.
Results
Infinite LTB. Infinite ETB. Infinite sacrifice triggers. Infinite death triggers. Infinite +1/+1 counters on Bartolomé del Presidio.

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