action
agent
aikido
antiquity
asia
asian
assassin
assassinate
attack
attacker
battle
belt
blade
blood
camouflage
combat
cover
cultural
danger
dark
defense
design
fight
fighter
figure
fist
fly
furious
green
grunge
history
japanese
karate
katana
killer
knife
knight
mask
ninja
past
people
poster
red
serious
shadow
shinobi
stealth
sword
weapon