Description
When you Stormstrike, you have a 50/100% chance to gain 50% mana regeneration while casting spells for 15 sec, and Stormstrike's cooldown has a 50/100% chance to reset each time you Dodge or Parry.
Position confidence
row: Confirmed (talentsforever.com JSON + foreverchanges.pro tier listing); column & arrow: Reported (explicit only in talentsforever.com data/shaman.json)
Change notes
Rank 1 read; Icy Veins: 'up to 100% chance'. Whether the reset chance also scales is inferred.