IN CASTILLO: Shattered Mirrors the player must fight a horde of undead to reach Dracula and destroy him. The main character begins his journey by investigating paranormal phenomena, but suddenly he encounters the castle of a powerful creature that controls a countless army of the dead. He collected warriors and armed them for a long time in order to gain world domination into his own hands.

The protagonist of CASTILLO: Shattered Mirrors confronts Dracula's minions and overcomes deadly obstacles in an attempt to reach the antagonist. The gameplay is presented in the first-person shooter genre. What happens happens in a dynamic way, offering the user fast battles, convenient controls and the ability to attack on the move. Many opponents have a long-range type of attack, but the movement of the central character allows you to dodge projectiles.

In the fast-paced action game, gamers will have to fight a huge variety of opponents. The campaign consists of 40 levels with branching roads, secrets and hidden weapons. There are 13 unique worlds to explore, where the main character tries to discover crystal shards while navigating through space stations, abandoned laboratories or the ruins of ancient cities. The player can choose in what order to complete the levels.