The pro wrestling world was shaken after news spread that Sabu passed away. On Monday Night Raw, WWE and multiple Superstars paid tribute to the ECW icon.

The ECW legend Sabu died on May 12 at the age of 60, leaving fans worldwide heartbroken. In a touching tribute, WWE star CM Punk honored the late icon by sharing a heartfelt post on social media. CM Punk Pays Tribute to Sabu Punk kicked off this week’s Monday Night RAW,

The wrestling world mourns the death of Sabu, a former ECW champion and pro wrestling legend, who died Sunday at age 60.

Sabu, one of the most popular hardcore wrestlers during his run with ECW in the 1990s before a brief run with WWE in the mid-2000s, has died, according to PWInsider.com. He was 60. A cause of death was not disclosed. Sabu, real name Terry Brunk, had his retirement match against Joey Janela last month.

Sabu, a "hardcore" professional wresting legend whose real name was Terry Brunk, has died at 60 years old, the WWE announced.