Rule 34 Dev - 1boy 2d anthro anthro_male anthro_only anus ass balls bovid caprine deltarune erect feet fur furry furry_male furry_only genitals goat hi_res humanoid humanoid_feet humanoid_genitalia humanoid_hands humanoid_male humanoid_only male male_only mammal mammal_humanoid notyuky nude penis pose ralsei sketch smile solo speech_bubble undertale_(series) video_games|6404078056