You'll find a few 'mysteries,' ranging from quizzes to tiny labels announcing future reveals. This is to make things interesting, but also to suggest that not everything has an answer from the beginning — as it goes with the GCG itself. What does this even mean? It means it is time for a TEST label:
Test label → thE Answer comes later, as more people play the GCG ; )
Players earn points, and the take-home message is the that the gamescontinue outside of this website.