Emry, Lurker of the Loch, Phyrexian Altar, Genesis Chamber, and Stolen Identity

Prerequisites

• Emry, Lurker of the Loch in the command zone
• Phyrexian Altar on the battlefield
• Genesis Chamber on the battlefield
• Stolen Identity in hand
• You control a number of artifacts equal to or greater than two plus Emry's commander tax
• You have enough mana to cast Stolen Identity available

Steps

1. Cast Stolen Identity by paying its mana cost, creating a token copy of Genesis Chamber
2. Cast Emry from the command zone by paying
3. When Emry enters the battlefield, it and both Genesis Chambers trigger
4. Resolve the Emry trigger, causing you to mill four cards
5. Resolve both Genesis Chamber triggers, creating two 1/1 Myr artifact creature tokens
6. Activate Phyrexian Altar by sacrificing Emry, adding
7. Choose to return Emry to the command zone from your graveyard
8. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite creature tokens
• Infinite commander casts
• Infinite self-mill