mitsuru (aica hikari), dr. stone, absurdres, highres, 2boys, armor, black eyes, black jacket, black sclera, blue eyes, brothers, coat, colored sclera, facial tattoo, fur trim, gloves, grey hair, grin, gun, hair between eyes, holding, holding gun, holding weapon, jacket, long sleeves, looking at viewer, male focus, mouth hold, multiple boys, short hair, siblings, smile, stanley snyder (dr.stone), star (sky), tattoo, upper body, weapon, white gloves, white hair, xeno (dr.stone), yaoi