Reverberating Hourglass

It is only with great care or dire desperation that an Alchemist would ever use their Reverberating Hourglass to alter Harmony's time and change the fabric of destiny. Use your Hourglass if you dare.
roll a d6
On a 2-6 you roll back time and restart the battle or challenge getting to double your rewards and challenge it again.
However, on a 1 your must endure a
Discordant Surge and play the challenge again but without gaining any new rewards!