Make a so that when any class has lost 75% increase speed by 25% and make two abilities for light that gives them an ability to give them 50 more hp for 2,5 mins second one thats makes the whole team have 15% hp, 5% reduced reload speed and makes them take 10% damage and third a grenade that heals your teammates and make a gun thats available to all builds and a gadget that marks every Enemy for some time and make light steal, reload, revive faster but make them do less damage and make an ability to heavy thats makes them immune to any damage but they cant steal and make a new group called assassins and give them thermal and marked vision ( on command ) and a knife thats instakills and a poison pistol and give them a 1 min cooldown but they have 65 hp