What is the use of the fantasy westward journey into the spell explosion

In the game of Fantasy Westward Journey, the Advancement Mana Explosion is the Advancement Mana Storm, which improves the chance of Spell Strike by 10% when you enter the battle in the second round and later, lasts for 5 rounds, and reduces the effect by 20% round by round. Advanced Advance Mana Blast can improve the chance of spell storm by 20%.

Fantasy Westward Journey Advancement Explosion role is:

Advancement Explosion is Advancement Explosion, the second round and later into the battle, to enhance the chance of spell storming 10% lasts for 5 rounds, and reduces the effect of 20% round by round.

Advanced Advance Mana Blast when entering combat on the second and subsequent rounds, can additionally increase the chance of spell blasts by 20% for 5 rounds, and reduce the effect by 20% round by round.