A Long Parting
[http://archiveofourown.org/works/402265] - - public:opalsong
In which everybody loses their powers, Tony goes a little bit crazy, Natalie: Super PA! makes a reappearance, Clint shows off his super ninja spy skills, Thor fucks off back to Asgard, Steve is a tactical genius, Coulson not-so-secretly loves terrible television shows, nobody should ever be allowed to name anything ever, and there is an evil magical cult.