20190508 update log — Worlds Collide Steam update #34705

This "World Collision" ushered in a large number of updates, redo some system in the game, added the Era Quest systems, neutral building systems, country traits system, replaced the UI. New country trait system Now you can choose a number of national traits to play at the beginning of the game, there are more strategies to choose from in the game. As the country level and total level increase, more traits can be unlocked. New Era Quest system Now every country enters a new era and needs to complete the quest of the times. You can choose any number of multiple quest to complete. The new era will increase the number of city's construction and recruit new heroes. Technology system redo Technology tree structure optimization. Some derivative technologies are not displayed at the beginning of the game and require front-end technology. Most of the technology is redone. City's production line s...