1boy, animal_ears, arknights, collared_shirt, facial_hair, feet_out_of_frame, furry, furry_male, goatee, hand_on_own_head, large_hands, looking_down, male_focus, mountain_(arknights), mountain_(book_reader)_(arknights), muscular, muscular_male, osllo_(oslomanl), scar, scar_across_eye, scar_on_arm, shirt, short_hair, solo, thick_eyebrows, tiger_boy, tiger_ears, watch, white_hair, wristwatch