Sage of Hours + Light of Promise + Celestial Mantle

Prerequisites

• Light of Promise attached to Sage of Hours.
• Celestial Mantle attached to a creature that can attack this turn and that cannot be blocked and killed by an opponent.
• Your life total is at least 5.

Steps

1. 1Deal combat damage to an opponent using the creature that has Celestial Mantle attached.
2. 2Celestial Mantle triggers, doubling your life total.
3. 3Sage of Hours triggers, putting a number of +1/+1 counters on it equal to the life you gained.
4. 4Activate Sage of Hours by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one.
5. 5Repeat each turn.

Effects

• Infinite turns
• Lock