Become the prince of the Elf Kingdom who escaped an unknown calamity, and using artifacts that can travel back in time, step by step regain the territory occupied by unknown enemies to find and successfully resolve events. [Gameplay Features] 1. Construction coupling to achieve output explosion Primary buildings, though low in production, provide raw materials for the more advanced buildings around them. Creating an optimal production supply chain within a limited territory allows the kingdom's resources to grow a hundred and ten thousand times. 2. Elf-Technology Research Traveling back in time to accumulate experience and knowledge, unlock and upgrade various elf technologies, and get more types of buildings and units. 3. Expansion and Randomness It is up to you to decide how to explore the fog of war, how to expand your territory, and how to develop your kingdom. And every time you travel back in time, a portion of the terrain changes as well. Each game has a new feel. 4. Creating the strongest elf army A Ranger who can attack with the rain of arrows, a shield guard with absolute defense, an ice magician who can freeze the enemies... Train elf warriors with different characteristics to defeat powerful unknown enemies. 5. Dynamic optimal strategy As the terrain, technology levels, building levels, and enemies are constantly changing, the optimal strategy for each game will change as well. Observe and summarize with care, and be flexible to make your kingdom develop faster and better. 6. Say goodbye to brainless placement and grinding Our principle is not to make mindless "part-time placement games"and complicated"fake placement games". We will try our best to bring you a light casual, but very interesting placement game with strategic depth.