look good u will see they naket the thrall and make him stop follow so they use theres scouting and the naket die there is from the guy clan shoot them with arrow to stop them use this glich and u can se clear the guy whit item go invisible on marker i did ( ) some ppl like aleetoo for sure trolling to buc he do this glich for sure dont want funcom fix it 
there is a glitch, if you go to your mate and hit him with last animation that knock you down and if u roll and hit u get invisible but only for the people around. Its not an hack but its very buggy sometimes you cannot hit or do anything you are just invisible for players around you