This means that the skull knight is bound by the laws if causality and inevitability and the Hawk being in league with the one being that controls everyone's destiny can see what the skull knight will do even before he knows it and is free to use him like he did just now.
Such a massive enemy and its done with a single strike by the wrong guy? ok dude
At least have him put down a single foot on one of griffiths 13000 apostles