Classic Thunder Tone Rumble Thunder: When attacking, there is a chance Rumble Thunder true chi will damage the enemies. 15% of all damage that you receive within 8 seconds will explode after the 8 seconds. During the period, every attack (at most 3 times) will increase the internal damage by 5%. (Cool down is 40 seconds.) Harmonic Tone: When attacked, there is a chance Harmonic Tone true chi will heal you. 30% of all damage that you receive within 6 seconds will transfer into HP after the 6 seconds. During the period, every time you get attacked (at most 3 times), the transfer effect will be increased by 5%. (Cool down is 40 seconds.)