The Search for Planet X Koei Tecmo Era: Medieval Age Expansion invites

Era: Medieval Age Expansion invites players to return to the world's first "roll & build" game with tons of new content

Eeyore and Tigger ensure the steam locomotive is decorated with lights

Tick tock tick tock

volcano cannon and laser blaster

and if you visit one with the right resources

The Search for Planet X Koei Tecmo Era: Medieval Age Expansion invitesSince 2016, astronomers have been searching for a distant planet to explain the unique orbits of observable objects in the solar system. Do you have what it takes to find Planet X? Players take on the role of astronomers, participating in this real scientific investigation. Use the free companion app to survey for objects and take other actions. Use the app results and the logic rules to find objects, publish theories, and deduce where Planet X must