Rule 34 Dev - 1girl absurdres alternate_costume animal_ears armor astra_militarum belt black_footwear blue_coat boots bow breastplate closed_mouth coat directed-energy_weapon echj energy_gun energy_weapon explosive frown full_body gas_mask gloves gold_ship_(umamusume) greaves grenade grey_background grey_hair gun hair_bow highres holding holding_gun holding_mask holding_weapon horse_ears horse_girl horse_tail laser_gun laser_weapon lasgun lips long_hair long_sleeves looking_at_viewer mask pink_eyes pouch shoulder_armor solo tail umamusume unworn_mask utility_belt warhammer_40k weapon|17805643128