Marionette Master, Nim Deathmantle, and Ashnod's Altar

Prerequisites

• Marionette Master on the battlefield
• Nim Deathmantle on the battlefield
• Ashnod's Altar on the battlefield
• available

Steps

1. Activate Ashnod's Altar by sacrificing Marionette Master, adding
2. Marionette Master dies, triggering Nim Deathmantle, causing you to pay to return Marionette Master from your graveyard to the battlefield, and attach Nim Deathmantle to it
3. Marionette Master enters the battlefield, choosing to create three 1/1 Servo tokens
4. Activate Ashnod's Altar by sacrificing two 1/1 Servo tokens, adding
5. Marionette Master triggers, causing target opponent to lose life equal to Marionette Master's power
6. Repeat

Results

• Infinite colorless mana
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers