Found some weird bugs with the warden of moonshield. I've had it count as high as 12 on the mystic, and miscount in various ways (3 or 4 when I cast 5+ spells which fit its conditions). Then in the boss fight, had this happen:
More bugs! :D Appreciate you letting us know. We've fixed a few others for the next patch, we will get this issue sorted and update the build tomorrow :)