Myr Battlesphere, Nim Deathmantle, and Krark-Clan Ironworks

Prerequisites

• Myr Battlesphere on the battlefield
• Nim Deathmantle on the battlefield
• Krark-Clan Ironworks on the battlefield
• available

Steps

1. Activate Krark-Clan Ironworks by sacrificing Myr Battlesphere, adding
2. Nim Deathmantle triggers, causing you to pay to return Myr Battlesphere from your graveyard to the battlefield, and attach Nim Deathmantle to it
3. Myr Battlesphere enters the battlefield, creating four 1/1 Myr creature tokens
4. Activate Krark-Clan Ironworks by sacrificing a Myr token, adding
5. Repeat

Results

• Infinite colorless mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers