Mortuary, Experimental Frenzy, and Chamber Sentry

Prerequisites

• Mortuary on the battlefield
• Experimental Frenzy on the battlefield
• Chamber Sentry in the library

Steps

1. Cast Chamber Sentry from the top of your library by paying
2. Chamber Sentry enters the battlefield and dies as a state-based action due to having zero toughness
3. Mortuary triggers, putting Chamber Sentry on top of your library from your graveyard
4. Repeat

Results

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