No preliminary skirmish, let's get right to it!
Please remember to write down the temporary user name that will be given to you once you pushed the "submit" button at the very bottom of this page. You might want to keep it to yourself if you don't want other people to spoil the surprise on the day the prep-phase starts.
The registration process is quite self-explanatory and will not be discussed in greater detail here. If there are any open questions, please don't hesitate to contact me or check if there is already an answer to your question in the FAQ.
You already registered and the prep-phase is already on? Get your challenge language here.