Nim Deathmantle, Krark-Clan Ironworks, and Essence of Orthodoxy

Prerequisites

• Nim Deathmantle on the battlefield
• Krark-Clan Ironworks on the battlefield
• Essence of Orthodoxy on the battlefield
• available

Steps

1. Activate Krark-Clan Ironworks by sacrificing a nontoken artifact Phyrexian creature you control, adding
2. When the Phyrexian dies, Nim Deathmantle triggers, causing you to pay to return the Phyrexian from your graveyard to the battlefield, and attach Nim Deathmantle to it
3. When the Phyrexian enters the battlefield, Essence of Orthodoxy triggers, creating an Incubator artifact token
4. Activate Krark-Clan Ironworks by sacrificing the Incubator, adding
5. Repeat

Results

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