Rule 34 Dev - 1:1 1:1_aspect_ratio 1boy 2d 2d_(artwork) anthro asriel_dreemurr asriel_dreemurr_(god_of_hyperdeath) barefoot black_sclera boss_monster bottomless bottomless_anthro bottomless_male bovid caprine clothed clothing delta_rune_(emblem) digital_media_(artwork) face_markings feet floppy_ears furry furry_male furry_only genitals goat goat_boy grey_background high_res horn horns looking_at_viewer male male_anthro male_only mammal monster monster_boy partially_clothed penis presenting presenting_penis pubes shirt_lift shirt_up simple_background solid_color_background solo_anthro solo_male standing tail tail_tuft timuuy tongue tongue_out undertale undertale_(series) video_game_character video_games white_body white_fur|1017922