Nim Deathmantle, Ashnod's Altar, and Conscripted Infantry

Prerequisites

• Nim Deathmantle on the battlefield
• Ashnod's Altar on the battlefield
• Conscripted Infantry on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Conscripted Infantry, adding
2. Conscripted Infantry dies, triggering itself and Nim Deathmantle
3. Resolve the Conscripted Infantry trigger, creating a 1/1 Soldier artifact creature token
4. Activate Ashnod's Altar by sacrificing the Soldier, adding
5. Resolve the Nim Deathmantle trigger from step 2, causing you to pay to return Conscripted Infantry from your graveyard to the battlefield, and attach Nim Deathmantle to it
6. Repeat

Results

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