I played it on easy, although I am a little practiced by games like Tomb Raider (2013) and the old Tomb Raider games. Nevertheless, there is here in the light game mode no automatic target recognition, very frustrated yet. Partly keep opponents from much. Even if it has taken quite a few times, they jump around even Fidel quick and shoot.
You move only on an island. For the game sections are but different and varied, but this is much better implemented in the other two parts.
Am I even got no further, helped me Let's Plays like that of Sarazar.
Towards the end it was still very scary and frightening)