Genesis Chamber, Tezzeret, Master of the Bridge, Sculpting Steel, and Ashnod's Altar

Prerequisites

• Genesis Chamber on the battlefield
• Tezzeret, Master of the Bridge on the battlefield
• Sculpting Steel on the battlefield
• Ashnod's Altar on the battlefield
• You are able to cast your commander by paying due to Tezzeret

Steps

1. Cast your commander by paying due to Tezzeret
2. When your commander enters the battlefield, Sculpting Steel and Genesis Chamber trigger, creating two 1/1 Myr artifact creature tokens
3. Activate Ashnod's Altar by sacrificing your commander, adding
4. Choose to return your commander to the command zone from your graveyard
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite storm count
• Infinite creature tokens
• Infinite commander casts