Killing Ork Warboss Grimskull on forge world Graia. Warhammer 40k: Space Marine game. Gameplay on Normal. The beginning is the same as in "Chaos Warp Gate Opened". It's just one of the pivotal moments, so it will be present in this one and a couple other vids. #CJakeWarhammer #SpaceMarine #CaptainTitus #Warhammer #Warhammer40k #CJakeSpaceMarine. ►Watch more Space Marine videos: http://bit.ly/cjakewarhammer.