Ashnod the Uncaring, Whisper, Blood Liturgist, and Derevi, Empyrial Tactician

Prerequisites

• Ashnod the Uncaring on the battlefield
• Whisper, Blood Liturgist on the battlefield
• Derevi, Empyrial Tactician on the battlefield

Steps

1. Activate Whisper by tapping it, sacrificing Derevi and any other creature you control, targeting any other creature card in your graveyard
2. Ashnod the Uncaring triggers, copying Whisper's ability, targeting Derevi
3. Resolve the copy of Whisper's ability, returning Derevi from your graveyard to the battlefield
4. When Derevi enters the battlefield, it triggers, untapping Whisper
5. Resolve the original Whisper ability, returning the targeted creature from your graveyard to the battlefield
6. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite recursion of creature cards in your graveyard