2boys, animal_ears, ass, astolfo_(fate), banned_artist, blush, brown_hair, cat_boy, cat_ears, cat_tail, crossover, detached_sleeves, fang, fate/grand_order, fate_(series), felix_argyle, holding_hands, interlocked_fingers, long_hair, looking_back, male_focus, multiple_boys, nipples, otoko_no_ko, pink_hair, re:zero_kara_hajimeru_isekai_seikatsu, sakimichan, short_hair, smile, striped, striped_thighhighs, tail, thighhighs, vertical_stripes, yaoi