- Cast Second Chance
- Invoke second chance.
- Mirrormade Invocation on second chance.
- Move to next upkeep with 5 or less life.
- Place your invocation and mirrormade extra turn triggers on the stack. Above them on the stack, place your mirrormade and invocation flicker triggers.
- Let the OG second chance die for an extra turn. We no longer need it.
- Flicker the Mirrormade, re-copying the invocation second chance. The flicker the Invocation, copying the Mirrormade Invocation of second chance.
- Both extra turn triggers resolve. Since the enchantments were flickered, they're new game objects; you sacrifice nothing.
- Repeat every turn.