1girl, arcafterdark, arm_at_side, artist_name, bioluminescence, breasts, colored_skin, energy_sword, excalibur_umbra_(warframe), genderswap, genderswap_(mtf), glowing, glowing_sword, glowing_weapon, grey_skin, holding, holding_sword, holding_weapon, multicolored_skin, scarf, simple_background, solo, sword, torn_clothes, torn_scarf, twitter_username, warframe, weapon