power_armor 34 weapon 16 gun 15 armor 12 helmet 9 warhammer_40000 7 solo 7 vehicle 5 highres 5 mecha 5 1boy 4 skull 4 operator 4 power_suit 4 crossover 4 halo_(game) 4 white_background 3 bolter 3 original 3 exoskeleton 3 pauldrons 3 science_fiction 3 male 3 1girl 3 cyborg 3