Undead Zone is an action-packed game that challenges you to survive through as many nights as possible. The game features a unique card system where you strategically place defenses and buildings to protect the last citizens fighting for collective defense. The game has a full version license and can be played on Windows.

Undead Zone allows you to equip citizens with weapons, and there are various defense systems at your disposal. The game also has a random card system at the end of each night, making each playthrough different from the last. The game has a rarity card system, and there is a technological tree that allows unlocking new cards. The buildings in the game have their own functionalities, and farms can be built to feed the remaining citizens.

Overall, Undead Zone is a great game for those who love action and strategy. The game's unique card system is a refreshing take on the genre, and the technological tree adds a layer of depth to the game. If you're looking for a new game to sink your teeth into, Undead Zone is definitely worth checking out.