New: non-periodic crits from Fireball, Frostfire Bolt, Fire Blast and Scorch cut your next Pyroblast's cast time within 20 sec by 25%, stacking 3 times (1.5 sec at 3 stacks). Requires Pyroblast. Fire Blast also adds a stack whenever it deals damage.
Verified values
pyroblastCastReductionPctPerStack: 25 · maxStacks: 3 · buffDurationSec: 20