1029128
download
original
2020s
2023
2boys
2d
2d_(artwork)
animated_skeleton
artist_name
beetleevil
blue_blush
blue_tongue
blush
blushing_male
bottom_sans
brother
brother/brother
brother_and_brother
brother_penetrating_brother
brothers
clothed
clothing
commision
commision_art
completely_nude
completely_nude_male
crying
dazed
digital_media_(artwork)
dominant
dominant_male
duo
ectopenis
ectoplasm
ectotongue
edit
edited
english_text
evilbeetle
fontcest
from_front_position
genitals
grabbing_leg
heart-shaped_pupils
heart_eyes
incest
intraspecies
large_filesize
long_image
male
male/male
male_only
maledom
malesub
monster
monster_boy
multiple_images
nude
nude_male
orange_blush
orange_penis
overstimulation
papyrus
papyrus_(undertale)
papysans
partially_colored
penetration
penis
sans
sans_(undertale)
seme_papyrus
sequence
sequential
sequential_art
sex
sibling_incest
siblings
simple_background
skeleton
sketch
speech_bubble
submissive
submissive_male
tears
text
text_bubble
third-party_edit
thrusting
tongue
top_papyrus
trembling
trembling_legs
twitter
uke_sans
undead
undertale
undertale_(series)
video_game_character
video_games
yaoi
tags