Shining Ray

"A weapon harnessing the power of light. It can be fired in 8 directions."

- In-game text

Shining Ray (シャイニングレイ) is the weapon X receives after defeating Optic Sunflower. It shoots out a ray that almost acts like fireworks. Charged up, it sends out four exploding shots. This weapon is Dark Mantis and Belial Sigma's weakness. 

Trivia

 * "Shining Ray" is the name of a song by Janne Da Arc, who did the theme for the Japanese version of Mega Man X8.