Trolls. Some find it annoying, others funny. Some people can appreciate a good Trollerei admiringly, the other show outraged. Trollerei can be destructive, but it can also play a creative role in the discourse and hold up a mirror and accelerate other social developments. Through the deliberate overstatement of neuralgic issues arising group dynamic synergy with the traditional discourse techniques not possible in speed would be. One trolls here all have in common: they polarize and often they manage to stir up more or less open conflict. This social duality is reason enough to take seriously even the phenomenon of trolls deal and exactly for this purpose invites the space lab, a time to the first international Trollcon to Mannheim. For two days, we want to deal with the outstanding issues to the trolls: Can trolls everything? Where does Trollerei and begins to destructive behavior? Is there something like a troll ethics? All that matters is that we want to address.