Final Problem is a type of Mission that is added in the 1.80 update. It cannot be completed at the Utopia HQ, but instead at the Museum. It is the ninth and last mission of a series of 9, which will all reward you with a part of the First Wonder. This mission requires the following:
- 2 Animals
- 10-800mil (Depends on level)
- 3 Professions
This mission will reward you with the ninth part of the First Wonder.