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thesinshrine

2010s 2015 2boys 2d 2d_(artwork) animated_skeleton artist_logo blue_eye blue_tongue clothed/nude clothed_male digital_media_(artwork) dominant dominant_male duo ectotongue elemental_creature elemental_humanoid english_text fellatio fire_elemental glowing glowing_eye grillby grillsans humanoid leash leash_pull licking_penis male male/male male_only maledom malesub monster monster_boy mouth_forced_open mouth_gag multiple_tongues nude nude_male orange_body orange_penis penis penis_in_front_of_face sans sans_(undertale) sitting_on_another skeleton straddling submissive submissive_male talking_to_another talking_to_partner text thesinshrine third-party_source tumblr_username undead undertale undertale_(series) video_games yaoi
2010s 2015 2boys 2d 2d_(artwork) animated_skeleton artist_logo blue_eye blue_tongue clothed/nude clothed_male digital_media_(artwork) dominant dominant_male duo ectotongue elemental_creature elemental_humanoid english_text fellatio fire_elemental glowing glowing_eye grillby grillsans humanoid leash leash_pull licking_penis male male/male male_only maledom malesub monster monster_boy mouth_forced_open mouth_gag multiple_tongues nude nude_male orange_body orange_penis penis penis_in_front_of_face sans sans_(undertale) sitting_on_another skeleton straddling submissive submissive_male talking_to_another talking_to_partner text thesinshrine third-party_source tumblr_username undead undertale undertale_(series) video_games yaoi
2d 2d_(artwork) 2girls alphyne alphys anthro anthro_only artist_logo bite blue_body blue_eyes blue_skin blush buckteeth canon_couple claws digital_media_(artwork) dinosaur dinosaur_girl duo ear_fins female female/female female_anthro female_only fins fish fish_girl hair head_fins intimate lizard lizard_girl marine monster monster_girl naked nude nude_anthro nude_female red_hair reptile reptile_girl scalie scalie_female sharp_teeth teeth thesinshrine tumblr_username undertale undertale_(series) undyne unphys video_game_character video_games yellow_body yellow_skin yuri
2d 2d_(artwork) 2girls alphyne alphys anthro anthro_only artist_logo bite blue_body blue_eyes blue_skin blush buckteeth canon_couple claws digital_media_(artwork) dinosaur dinosaur_girl duo ear_fins female female/female female_anthro female_only fins fish fish_girl hair head_fins intimate lizard lizard_girl marine monster monster_girl naked nude nude_anthro nude_female red_hair reptile reptile_girl scalie scalie_female sharp_teeth teeth thesinshrine tumblr_username undertale undertale_(series) undyne unphys video_game_character video_games yellow_body yellow_skin yuri