Ozox, the Clattering King, Phyrexian Altar, and Pawn of Ulamog

Prerequisites

• Ozox, the Clattering King on the battlefield
• Phyrexian Altar on the battlefield
• Pawn of Ulamog on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Ozox, adding
2. When Ozox dies, it and Pawn of Ulamog trigger
3. Resolve the Ozox trigger, creating a legendary 2/1 Jumblebones creature token
4. Resolve the Pawn of Ulamog trigger, creating a creature token
5. Activate Phyrexian Altar twice by sacrificing Jumblebones and the other creature token, adding
6. When Jumblebones dies, it triggers, returning Ozox from your graveyard to your hand
7. Cast Ozox by paying
8. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count