Originally Posted by
G0tha
Let me correct you. Modifiers from skills are calculated in the moment when it "leaves from the hand of the character" that means it can benefit from mastery and shatter modifiers even if the third person destroyed/dispeled frost nova debuff before it directly deal the damage.
It also wouldn't benefit shatter/mastery if you used pet Freeze after Frostbolt/lance "leaves your character hands"
Some "instant" skills in the game have delay in this case similar to frostbolt travel time. So im wondering if anyone tried succesfully do this arcane shatter combo.