At the beginning of your upkeep, Panoptic Mirror triggers, casting a copy of Stitch in Time without paying its mana cost.
Resolve Stitch in Time, causing you to flip a coin, which will be heads due to Edgar, and take an extra turn after this one.
Repeat each turn.

Infinite turns

Edgar, King of Figaro

Panoptic Mirror

Stitch in Time

Activate The Chain Veil by paying {4}, allowing an extra activation of your planeswalkers' loyalty abilities this turn.
Activate Ral Zarek's first loyalty ability by putting a loyalty counter on it, tapping a permanent and untapping a permanent.
Activate Ral Zarek's third loyalty ability by removing seven loyalty counters from it, causing you to flip five coins, which will all be heads due to Edgar, and causing you to take five extra turns after this one.
Move to your first extra turn.
Activate The Chain Veil by paying {4}, allowing an extra activation of your planeswalkers' loyalty abilities this turn.
Activate Ral Zarek's first loyalty ability by putting a loyalty counter on it, tapping a permanent and untapping a permanent.
Repeat step 6 one additional time.
Repeat from step 4 during your second and third extra turns.
Repeat from step 1 during your fifth extra turns.

Ral Zarek

The Chain Veil

Activate Ral Zarek's first loyalty ability by putting a loyalty counter on it, tapping a permanent and untapping a permanent.
Activate Ral Zarek's third loyalty ability by removing seven loyalty counters from it, causing you to flip five coins, which will all be heads due to Edgar, and causing you to take five extra turns after this one.
Move to your first extra turn.
Activate Ral Zarek's first loyalty ability by putting a loyalty counter on it, tapping a permanent and untapping a permanent.
Repeat step 5 one additional time.
Repeat from step 3 during your second and third extra turns.
Repeat from step 1 during your fifth extra turns.

Combos with "Edgar, King of Figaro"