Fire Lord Azula + Narset's Reversal + Tidal Barracuda + Time Warp

Fire Lord Azula

Narset's Reversal

Tidal Barracuda

Time Warp

How it works

1. Declare Fire Lord Azula as an attacker, triggering its firebending ability, adding .
2. Holding priority, cast Time Warp by paying its mana cost.
3. Fire Lord Azula's second ability triggers, copying Time Warp.
4. Holding priority, cast Narset's Reversal by paying , targeting the original Time Warp spell.
5. Fire Lord Azula's second ability triggers, copying Narset's Reversal, targeting the original Narset's Reversal.
6. Resolve the copy of Narset's Reversal, causing you to copy Narset's Reversal targeting the original Time Warp spell, and then return the original Narset's Reversal to your hand.
7. Resolve the copy of Narset's Reversal, copying Time Warp and returning the original Time Warp to your hand.
8. Resolve both copies of Time Warp from steps 3 and 7, causing you to take two extra turns after this one.
9. Repeat during your second extra turn.