[2] Report: what rule(s) they broke (quote them).
S5#1
[3] Did this affect anyone (e.g. they were using their hacks in PvP)?
Yes,i was the only person left in lobby (zombies mode), since i wanted to recolect evidence (i was suspecting), he also mostly just standed in 1 place killing enemies without taking damage,so the game losed all the point of surviving
[4] Evidence. (If this includes chat, Phase link one or more messages)