16094731590

artist

lotusthekat

character

gaster

papyrus

sans

invalid

lore

copyright

undertale

undertale

species

animated skeleton

humanoid

undead

meta

absurd res

comic

hi res

general

bed

bone

clothing

furniture

male

sad

shirt

skeleton

sleeping

topwear

1boy 1girl 2020s 2023 2d 2d_(artwork) animated_skeleton artist_name artist_watermark blue_breasts blue_nipples blue_tongue bottom_sans breasts clothed clothed_male clothing cum cum_on_face digital_media_(artwork) duo ech7474 ectopenis female_sans gaster gaster_(undertale) genderswap genderswap_(mtf) genitals gloves hooded_jacket hoodie jacket licking licking_face licking_penis male male/female monster multiple_views nipples nude off_shoulder orange_penis paizuri penis purple_background rule_63 sans sans_(undertale) sanster seme_gaster sex simple_background skeleton solid_color_background sweater tears top_gaster twitter uke_sans undead undertale undertale_(series) video_game_character video_games watermark white_gloves