Complexity level 2 on Tsukada's 1-6 scale (1=easiest)'The Game of Ground fighting in Giant Gorg'A card-based science-fiction mecha game based off the anime. The game includes 300 cards. The cards are used for almost everything terrain, movement, characters, mechs, and so on. The only other item used in the game is a 6-sided die. - BoardGameGeek