bloody
Draconian
Tartarean
animal
anthropophagous
arduous
atrocious
barbaric
barbarous
beastly
bestial
bloodguilty
bloodthirsty
bloody-minded
brutal
brutalized
brute
brutish
cannibalistic
cruel
cruel-hearted
cutthroat
deadly
deathly
demoniac
demoniacal
destructive
devastating
devilish
diabolic
difficult
exhausting
fatal
fell
feral
ferine
ferocious
fiendish
fiendlike
fierce
gory
harrowing
hellish
homicidal
greedy
hostile
inhuman
insane
lawless
malicious
ruthless
sanguinary
treacherous
vicious
vile