Missy, Phyrexian Altar, and Disruptive Pitmage

Prerequisites

• Missy on the battlefield
• Phyrexian Altar on the battlefield
• Disruptive Pitmage on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Disruptive Pitmage, adding
2. When Disruptive Pitmage dies, Missy's first ability triggers, returning Disruptive Pitmage from your graveyard to the battlefield face down as a 2/2 Cyberman artifact creature
3. Activate Disruptive Pitmage's morph ability by paying , turning it face up
4. Repeat

Results

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