Daretti, Rocketeer Engineer, Genesis Chamber, and Phyrexian Metamorph

Prerequisites

• Daretti, Rocketeer Engineer in hand
• Genesis Chamber on the battlefield
• Phyrexian Metamorph in the graveyard
• available

Steps

1. Cast Daretti by paying
2. When Daretti enters the battlefield, it and Genesis Chamber trigger
3. Resolve the Genesis Chamber trigger, creating a 1/1 Myr artifact creature token
4. Resolve the Daretti trigger, causing you to sacrifice the Myr to return Phyrexian Metamorph from your graveyard to the battlefield as a copy of Daretti
5. Put Phyrexian Metamorph into your graveyard due to the legend rule
6. Phyrexian Metamorph and Genesis Chamber trigger
7. Resolve the Genesis Chamber trigger, creating a 1/1 Myr artifact creature token
8. Resolve the Phyrexian Metamorph trigger, causing you to sacrifice the Myr to return Phyrexian Metamorph from your graveyard to the battlefield as a copy of Daretti
9. Repeat

Results

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