|Home World||The Gold Dimension|
|Alternate counterpart(s)||Xia Mei/Gui Wa (The Iron Dimension)|
|First Appearance||KO One|
|Portrayed by||Sunnie Huang (黄小柔)|
Sha Jie (煞姊) is the leader in the girl-gang of the Ultimate Class and the 13th KO fighter.
For a girl, she is extremely fierce and cunning.
- Ultimate Class Flower (終極班花)
- Little Sister Sha (煞妹妹)
- Wang Da Dong
Sha Jie has been in love with Da Dong since before the start of the series, but he hasn't shown any sign of liking her back. Seeing Da Dong and An Qi together makes her angry and she leaves the school along with the show and is never seen again.
Her real capabilities are unknown, but her strength and agility appears to be above human.
Alternate Counterpart Edit
The Iron Dimension Edit
In the Iron Dimension, Da Dong's alternate counterpart Xia Tian and Xia Mei are siblings.
|Top 10 KO|
| KO 1: Tian Hong Guang | KO 2: Lei Ke Si | KO 3: Wang Da Dong/Wang Ya Se | KO 4: Ding Xiao Yu | KO 5: Tong Da You |
KO 7: Cai Yun Han | KO 9: Cai Yi Ling
| KO 11: Da Li Jun | KO 13: Sha Jie | KO 14: Tao Zi | KO 15: Bai Linda | KO 19: Zhong Quan |
KO 21: Tian Cai Xiao Diao Shou | KO 22: Bing Qi Lin | KO 23: Na Lu Wan Zai | KO 24: Xuan Wo Ming Ren | KO 25: Bing Qi Bu
KO 26: Kua Ke Brothers | KO 27: Guai Yi Bo Shi | KO 28: Zang San Feng
|KO 135: Jin Bao San | KO 150: Elementary Student|