yeah.. 16 head shots to his head should do it.. but no matter wat u do..stay in the light.. stupid kyrlls will come after u if ur in the dark.. if u want it easier.. stay in the dark for a while til raam commands krylls to go after u.. by thn run back to the light n shoot him.. cos by thn he's defenseless.. so yeah.. i figured this out while fighting him on hardcore.. ALONE... takda sapa mau Co-op sama saya..

haha.. ko mana gi? haha.. jom! i dnt think i wanna play it alone.. hahaha.. need ur help dude.. nanti gimme a call whn ur free..