5033935040

1boy 2d humanoid lizheru lizherubones male male_only papyrus papyrus_(underswap) solo tagme underswap undertale_(series) undertale_au undertale_fanfiction

1boy 2d humanoid lizheru lizherubones male male_only papyrus papyrus_(underswap)solo tagme underswap undertale_(series)undertale_au undertale_fanfiction

1boy 2d humanoid lizheru lizherubones male male_only papyrus papyrus_(underswap) solo tagme underswap undertale_(series) undertale_au undertale_fanfiction

blue_penis blush brothers ectopenis glowing_cum incest irrumatio male male_only orange_tongue papyrus_(underswap) penis_in_mouth sans sans_au skeleton tired_but_horny_(artist) underswap underswap_papyrus underswap_sans undertail undertale undertale_au

3boys alternate_universe blue_blush blush clothed comic comic_page comic_panel error_sans_(fan_character) errortale fan_character ganzooky glowing_cum hi_res implied_double_penetration incest orange_blush papyrus papyrus_(underswap) papyrus_au sans sans_(underswap) sans_au sanscest skeleton tagme tongue underswap underswap_papyrus underswap_sans undertale undertale_au undertale_fanfiction yaoi