VIDEO: Goldberg collapses after the match against The Undertaker at WWE SuperShowdown

Goldberg sank to the ground immediately after his match against The Undertaker at WWE SuperShowdown.

The 52-year-old was fighting for the first time since April 2017 at the PPV event in Saudi Arabia on Friday, but he has potentially suffered a concussion after heading head-first to the post. ring.

Goldberg blew profusely after the shock and struggled for the rest of the match.

The former WCW champion attempted to hit The Undertaker with his finishing device, the jackhammer, but he barely managed to lift his opponent, and The Undertaker eventually landed on the neck.

The Undertaker, who competed in the WWE Crown Jewel in Saudi Arabia last November, also slammed his finisher Tombstone, Goldberg's top of the head having crashed against the canvas.

The end of the match was also hampered by Goldberg's attempt to fly his own Tombstone piledriver, but he was unable to hold The Undertaker on his shoulders and both men fell to the ground.

The Undertaker then ended the match as he hit Goldberg with a chokeslam, but barely lifted the 52-year-old into the air.

The referee and a member of the medical team immediately checked Goldberg's condition, while The Undertaker seemed furious at the poor quality of the match.

And now, new images of Goldberg collapsing in front of the medical staff after they left the ring appeared.

In a message to supporters after the match, Goldberg admitted that the collision with the ring post was the reason for his difficulties in the ring.

"I knocked myself out and I thought I could finish," Goldberg said on Twitter.

'Love my fans … but let yourself fall.

"All the others who have found" pleasure "… hope you are happy."