acquisitive
aggressive
offensive
all-devouring
all-engulfing
avaricious
bloodsucking
carnivorous
despoiling
extortionate
grabby
grasping
greedy
hungry
larcenous
looting
lupine
marauding
parasitic
pillaging
plundering
plunderous
predacious
rapacious
raptorial
ravaging
ravening
ravenous
robbing
sharkish
spoliatory
thieving
usurious
voracious
vulturine
vulturous
wolfish
predaceous
predator
bloodthirsty
feral
ferocious
inhuman
lawless
malevolent
malicious
piratical
sadistic
vicious
warlike