Mortuary, Garruk's Horde, and Chamber Sentry

Prerequisites

• Mortuary on the battlefield
• Garruk's Horde on the battlefield
• Chamber Sentry in hand or in the library

Steps

1. Cast Chamber Sentry either from your hand or 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