Ashnod the Uncaring, Whisper, Blood Liturgist, and Thornbite Staff

Prerequisites

• Ashnod the Uncaring on the battlefield
• Whisper, Blood Liturgist on the battlefield
• Thornbite Staff on the battlefield
• Thornbite Staff attached to Whisper
• Whisper does not have summoning sickness
• You control at least two additional nontoken creatures
• You have at least two creature cards in your graveyard

Steps

1. Activate Whisper by tapping it and sacrificing two other creatures you control, targeting any creature card in your graveyard
2. Ashnod and Whisper trigger
3. Resolve the Whisper trigger, untapping it
4. Resolve the Ashnod trigger, copying Whisper's ability, targeting another creature card in your graveyard
5. Resolve both remaining Whisper abilities, returning two creature cards from your graveyard to the battlefield
6. Repeat

Results

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