I played it on normal and only had a hard time at the prison in the end because of the fucking "Bandit Lords" everywhere.
Don't remember much about melee but I liked the shooting. Because of the weapon sway and all. I usually hate it but, for a survival horror game, it was kinda cool.
If you deadfire Murphy will be 100% accurate, found that out in the otherworld orphanage when that stupid doll was on the crates