none and i do not plan to. i have toyed with it helping others hold portals and kill oracles but meh to me it is just not that interesting. hard yes but not worth the effort if i cannot solo it. destiny is my escape from the idiots i have to work with. i would rather solo 28 level missions again and again. 'oh but that is not how the game was to be played. you have to be social and and ' oh just -blam- off and stop blowing my immersion. i am a lone wolf hunter with guns and a knife and a whole lot of enemies. "game over before he even knew" is my fav line in mc sniper's bk love https://www.youtube.com/watch?v=cH60J6qx2KQ