Mortus Strider, Sneak Attack, and Phyrexian Altar

Prerequisites

• Mortus Strider in hand
• Sneak Attack on the battlefield
• Phyrexian Altar on the battlefield
• undefined available

Steps

1. Activate Sneak Attack by paying , putting Mortus Strider from your hand onto the battlefield
2. Activate Phyrexian Altar by sacrificing Mortus Strider, adding
3. Mortus Strider dies, returning itself from your graveyard to your hand
4. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers