Mortuary, Realmwalker, and Hangarback Walker

Prerequisites

• Mortuary on the battlefield
• Realmwalker on the battlefield
• Hangarback Walker in hand or in the library
• "Construct" chosen with Realmwalker

Steps

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

Results

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