Whisper, Blood Liturgist + Volrath's Shapeshifter + Thousand-Year Elixir + Xathrid Necromancer

Prerequisites

• An additional creature on the battlefield.

Steps

1. 1Activate Whisper, Blood Liturgist, sacrificing itself and an additional creature to return Volrath's Shapeshifter from the graveyard to the battlefield.
2. 2Xathrid Necromancer triggers, creating a zombie token.
3. 3Volrath's Shapeshifter enters the battlefield as a copy of Whisper, Blood Liturgist.
4. 4Activate Volrath's Shapeshifter, sacrificing itself and a zombie token to return Whisper, Blood Liturgist to the battlefield.
5. 5Xathrid Necromancer triggers, creating a zombie token.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers