The mechanics that really caught me off guard were the "Death Mechanics" in "Dark Souls." At first, I thought the harsh penalties for dying would be a frustrating gimmick, but it turned out to enhance the game's atmosphere and tension significantly. Each death feels meaningful, pushing you to learn enemy patterns and utilize the environment more carefully.
Another example would be the "Disguises" in "Deus Ex: Human Revolution." I initially viewed the mechanic as a simple way to bypass security, but it transformed how I approached each encounter. Using disguises not only opened up new routes but also deepened my immersion in the game's world, making me think critically about the choices I was making.
What about the environmental storytelling in "Thief"? The way level design itself conveys narrative elements through exploration can be just as powerful as any dialogue. Do you have any particular encounters or moments that exemplified this for you in a game?