Video shows the moment one of the four terrorists who carried out the Moscow concert hall massacre had his ear cut off by Russian troops and was forced to eat it.

Russian border guards and FSB agents were seen battering a man understood to be suspect Saidakrami Murodalii Rachabalizoda after chasing him through dense woodlands.

Moments later, a soldier sliced off Rachabalizoda’s ear with a knife and forced him to eat it, gruesome video shows.

Rachabalizoda is one of four ISIS terrorists who were charged overnight with terrorism, after they were caught, allegedly tortured and detained by Russian security services following the deadly attack at a Moscow concert hall on Friday night.