Liverpool's UEFA Youth League clash against FC Porto turned sour on Wednesday.
The young Reds were battling their Portuguese counterparts, but the game turned violent.
There was a brawl between the players after the Reds won on penalties.
Young talent Ben Doak was among the group of players chaotically fighting.
The 17-year-old even had a busted lip after the incident, with several Porto players given their marching orders by the referee.
The two clubs have yet to officially comment on the incident.