The effect of SM's 4T8 is that the lightning bolt will attach a dot to the target after critical strike, causing 8% lightning bolt damage within 4 seconds. This point cannot be superimposed, only refreshed.

2T9 effect of SM: flame impact duration is prolonged by 9 seconds, DPS is increased by about 2%, and a GCD is saved in 54 seconds.

4T9 effect of SM: lava burst damage +20%, DPS increased by about 4%. Using lava inscriptions is a very good effect, ranking in the top 3 among all T9 effects.