Post for those who like: 2boys, abs, ahoge, air bubble, alternate hair color, etc.
Regular 2boys
abs
ahoge
air bubble
alternate hair color
alternate hairstyle
anal
bite mark
black hair
bound
bound arms
bubble
collarbone
completely nude
eyelashes
fellatio
fins
grey eyes
hair down
head fins
highres
implied sex
lan wangji
long hair
looking at another
male
male focus
male penetrated
merfolk
merman
modao zushi
monster boy
monsterification
multiple boys
multiple males
navel
nipples
nude
octopus boy
open mouth
oral
pectorals
red scales
restrained
scales
sex
sex from behind
sidelocks
signature
submerged
takatakamii
tears
tentacle
tentacle in mouth
tentacle sex
tentacles on male
toned
toned male
underwater
water
wei wuxian
white hair
yaoi
yellow eyes