Cytadela

Cytadela is a single player game in which the player fights against AI enemies. The goal of the game is to find six bomb parts with which the Citadel has to be blown up.

To achieve it, the player not only has to defend himsefl against the enemies, but (s)he also has to solve many riddles, such as swithcing apropriate buttons in order to open some door, move some walls, etc.