background animation, effects, fate/samurai remnant, fate series, fighting, lightning, liquid, running, smears, weapon, 1girl, sword, holding, letterboxed, glowing, glowing eyes, solo, holding weapon, thighhighs, holding sword, katana, okita souji (fate), dual wielding, teeth, japanese clothes, okita souji (koha-ace), parody, explosion, anime coloring, looking at viewer, clenched teeth