Player is a clan leader in small rat post, defending your rats from predators and monstrous creatures. Player’s main goal is to build the largest city ‘Ratropolis!’ The rats will...talk about it for a thousand years. In game, a player can choose 80 cards consisting of Resources, Armed units, Constructions, and Combat supports to activate strategic command. Given 8 basic cards at the start, a player will redraw used cards from the card pool. Building an efficient card deck is a key to survival of the rats from strong enemy waves. Other than obtaining new cards, a player can also upgrade or remove cards from the card pool to create own deck. Defending your rats in the city will be a challenge. Select an adviser with talents in finance, defence or governing. They will provide better options when a player is encountered with events or problems such as a chaos in the city. As the city is fallen, the campaign ends, but at the same time new cards will become unlocked and expand a player’s card pool based on the wave progress. Making each defense a new experience with the newest addition of cards. Survivor rats expect you to lead them in the new outpost. Build your history and ‘Ratropolis’ by playing card strategically! Features Unique game concepts: - Time is also a resource. Real-time deck building card game. - Cute rats are protagonists instead of feral cats. Very addictive gameplay: - A game that is easy to learn but difficult to master. - Highly engaging game that requires quick judgment and response from players. - Various random elements gives a new experience to each rounds. - Short play times make game intense, and unlockable elements make player stronger after each play. Various game contents: - More than 80 unique cards - More than 30 events to check out the story of rats - Choices lead to different consequences! 6 playable endings. - 4 leaders with different playstyles.