On the June 23, 2003 episode of Monday Night Raw, Kane unmasked for the first time ever on live television. That night, Raw took place at Madison Square Garden and Kane put his mask on the line in a match against Triple H. Upon losing, he slowly stripped the mask off and revealed his face.

Why did WWE unmasked Kane?

The reason for it, Paul Bearer revealed, was that The Undertaker was responsible for a fire that caused Kane's facial burns. Up until 2002, no one could really see Kane's face. That year, Kane wore a new mask that just showed his mouth.

Who was the imposter Kane in 2006?

On May 29, 2006, Hankinson debuted on Raw as an imposter Kane. Wearing Kane's old mask and ring attire, he chokeslammed Kane during his match against Shelton Benjamin for the WWE Intercontinental Championship.