|Developer(s)||Electrónica Funcional Operativa (EFOSA)|
|Arcade system(s)||Magnet System|
In the BOCYL (Official Bulletin of Castile and León) number 89 from May 10, 2010, there appears registered to Electrónica Funcional Operativa (EFOSA) five titles. One is "Quadrum".
In Quadrum, the game simulates a battle of the future. The player controls the movements of a character attacking a fortress heavily protected by enemy warriors. The player must destroy the defenses and the enemies to conquer the fortress. The score is obtained by the number of enemies killed and by the defenses destroyed. At a given score you will get new reserve lives. The game ends when all the reserves available to the player have been lost.