Mortuary, Phantom Train, Haywire Mite, and Gwenom, Remorseless

Prerequisites

• Mortuary on the battlefield
• Phantom Train on the battlefield
• Haywire Mite in hand
• Gwenom, Remorseless on the battlefield

Steps

1. Activate Phantom Train by sacrificing Haywire Mite
2. When Haywire Mite dies, it and Mortuary triggers
3. Resolve the Mortuary trigger, putting Haywire Mite from your graveyard onto the top of your library
4. Resolve the Haywire Mite trigger, causing you to gain 2 life Resolve the Phantom Train ability
5. Cast Haywire Mite from the top of your library by paying 1 life due to Gwenom
6. Repeat

Results

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