Isochron Scepter, Second Chance, and Reap

Prerequisites

• Isochron Scepter on the battlefield
• Second Chance on the battlefield
• Reap in exile
• An opponent controls a black permanent
• Your life total is five or less
• each turn available

Steps

1. At the beginning of your upkeep, Second Chance triggers, causing you to sacrifice it and take an extra turn after this one
2. Activate Isochron Scepter by paying and tapping it, casting a copy of Reap without paying its mana cost
3. Resolve Reap, returning Second Chance from your graveyard to your hand
4. Cast Second Chance by paying
5. Repeat each turn

Results

• Infinite turns