Remembrance, Mortuary, Phantom Train, and Ornithopter

Prerequisites

• Remembrance on the battlefield
• Mortuary on the battlefield
• Phantom Train on the battlefield
• Ornithopter on the battlefield

Steps

1. Activate Phantom Train by sacrificing Ornithopter
2. When Ornithopter dies, Mortuary and Remembrance trigger
3. Resolve the Mortuary trigger, putting Ornithopter from your graveyard on top of your library
4. Resolve the Remembrance trigger, searching your library for Ornithopter and putting it into your hand
5. Resolve the Phantom Train ability
6. Cast Ornithopter by paying
7. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite +1/+1 counters on a creature