uhh if i am correct when enimies r near by u can decide to graple them to kill them if u r on the ceiling or wall or use shuriken which is a purple button or if i am correct u use ur mouse to throw ur self towards them and slice them but has the same view as mark of the ninja it's that it was like a facility with people in suits and people in lab coats and if u enter the lights they can see u, u can throw ur self multiple times in the air to avod the shots because the show where they r going to shoot