Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
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fluffychao.online
Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
@fluffychao.online
160 followers 710 following 260 posts
he/they, 30+

🔞 The adult-oriented blog of a certain chao. 🔞
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fluffychao.online
Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤 @fluffychao.online · Oct 25
Hi! I'm a chao who likes to draw and appreciate a lot of fluffy and risqué things. 🔞

🎨: @ghostlysnorlax.bsky.social
Flat-colored illustration of a fat Sertimus by Ghostly (@ghostlysnorlax.bsky.social). He is depicted eating a large box of fried onion rings with a logo that reads "BIG'S" (covered partially by his tummy).
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
maxdigital.bsky.social
Well it took a long-ass time, but it's finally here. The latest version of the Maya platformer (now Maya's Big Adventure) has gone public, and you can play it on PC or web browser right now!
maxdigital.itch.io/mayasbigadve...
Maya's Big Adventure by MaxDigital
Play in your browser
maxdigital.itch.io
November 18, 2025 at 2:09 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
tehdeminz.bsky.social
Begging artists to label their porn themselves instead of rely on bsky's nannybot
November 17, 2025 at 3:07 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
galacticgoodie.bsky.social
¯\_(ツ)_/¯
November 17, 2025 at 1:02 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
ammyfatxolotl.bsky.social
Starting in about 10 minutes!
ammyfatxolotl.bsky.social 🎂 11/18 - AmmyFatxolotl 🎈 @ammyfatxolotl.bsky.social · 3d
Aloha! My birthday is in a couple days and I think a wishlist-commission stream could be fun! 6 PM EST today on Picarto!

More info in the comments!

Form: forms.gle/3ZK6uFgaZfye...

Stream: picarto.tv/AmmyFatxolotl
November 16, 2025 at 10:51 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
raquao.bsky.social
[ #hyper nose / #fatfur ]
Big silly buneary girl
#raquaoart
November 15, 2025 at 9:38 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
#art #furryart #nsfw #fatfur #weightgainkink
Sketched black-and-white illustration of Janet, a bear OC from KatamariManatee. She is depicted as being immobily fat and vibing.
October 29, 2025 at 3:07 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur, weight gain kink, stuffing kink

https://www.furaffinity.net/user/haloopdy surprised me with a giftart earlier and I wanted to draw this as a response to it. :3c

#art #furryart #suggestive #fatfur #weightgainkink #stuffingkink
Sketched black-and-white doodle of Sertimus (dragon) and Haloopdy (dragon) with huge and stuffed bellies after treating themselves to a picnic of fruit baskets.
October 28, 2025 at 2:32 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur

Sertimus' dark chao form but with chao proportions! He means big business...

#art #furryart #suggestive #fatfur
Sketched black-and-white doodle of Sertimus (dark chao form), with original chao proportions. He appears just as tubby as his anthopomorphic form, with a much larger than average belly.
October 28, 2025 at 2:27 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
Pile 'o Strawberry~ @strawbstack.bsky.social

#art #furryart #nsfw #fatfur #weightgainkink
Sketched black-and-white illustration of Strawberry, an anthropomorphic lion OC of strawbstack. She appears about a few hundred pounds larger than her normal size. She is also on her fours, in a kneeling posture, with her bosoms and belly squishing against the floor. She appears to be a bit labored by her girth.
October 27, 2025 at 5:16 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// transformation kink, post-transformation, weight gain

Whoops, seems like someone decided to play with a random cursed cowbell again~ @cinnamonnem.bsky.social

#art #furryart #nsfw #transformationkink #fatfur #weightgainkink
Sketched black-and-white illustration of Demon Nem after being transformed into a very plump cow. He is in a dazed state and his speech bubble reads "Mooo...."
October 27, 2025 at 5:11 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur, weight gain

A thing I made for @nsfw.silverhawke.xyz for his birthday! Seems like he's really enjoying his cake hoard.. :3c

#art #furryart #suggestive #fatfur #weightgainkink
October 27, 2025 at 5:06 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// paw kink

A peculiar view of a certain lep.. @lep.wtf

#art #furryart #suggestive #pawkink
Black-and-white sketched illustration of Raz (lepthoda), character of bunnyconda. They are depicted in a front-laying posture with their paws swaying up and down in front of the viewer. Their thick tail is also in view.
October 27, 2025 at 5:01 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
Sertimus got themselves in a predicament, succumbing to every helping as the floor slowly gives way underneath them..

#art #furryart #suggestive #fatfur #weightgainkink #stuffingkink #hypnosiskink #hypnokink
A black-and-white sketched doodle of Sertimus (dragon form) being fed a delectable of indeterminate nature while under a hypnotization spell. The imaginary floor also cracks underneath them with every step.
October 26, 2025 at 2:11 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// weight gain , transformation

*gets hit by nerd + rodent tf beam*

#art #furryart #suggestive #transformationkink #tfkink #nerdification
Black-and-white doodle of Sertimus as a stout rat. More notably, he has rounded square glasses and their top incisors are shaped like buck tooth. They also have pimples of varying sizes around their face and ears.
September 22, 2025 at 12:23 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// gas kink (flatulence)

pimose,,,

#art #furryart #suggestive #gaskink #fatfur
Black-and-white doodle of Primrose/Raquao, fursona of Raquao who is a bunny-squirrel hybrid. She is depicted in a natural idle stance while breaking lots of wind.
September 21, 2025 at 3:59 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
#art #furryart #nsfw #mylittlepony #fatfur #feederism
Black-and-white bust doodle of Cosmic Crisp, a My Little Pony fancharacter by madameghostly who is a very obese unicorn. She is using her powers to feed herself a chocolate chip cookie where she otherwise wouldn't be able to reach for it.
September 16, 2025 at 3:59 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
butterball #art #furryart #suggestive #chao #sonic #fatfur
A black-and-white doodle of Sertimus (chao fursona) being extraordinarily wide and rotund.
September 15, 2025 at 12:11 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
Been meaning to do this for a while, but here's what his dark counterpart would look like as a regular 'ol chao.. #art #furryart #suggestive #fatfur #chao
A sketched illustration of Sertimus' dark chao counterpart, where he has chibified, chao-like proportions.
August 14, 2025 at 1:28 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// vore, fatfur

Vore Day YCH Commission for @cinnamonnem.bsky.social‬ !

#art #furryart #suggestive #vorekink
A flat-color illustrated image of Sertimus devouring Demon Nem (imp-hellhound hybrid), with Demon Nem's upper half being visible from his maw. A flat-color illustrated image of Sertimus with Demon Nem (imp-hellhound hybrid) inside their belly after devouring him. There are a few bumps and protrusions on Sertimus' belly which, to some extent, represent the shapes of Demon Nem. Sitting next to Sertimus is a pair of Magic: The Gathering cards.
August 10, 2025 at 12:30 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
Ok, sure :> #art #furryart #fatfur
A sketched black-and-white illustration of Sertimus after having gained a lot of weight. He appears flustered yet turned on by his sudden girth.
July 15, 2025 at 11:19 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur, sweat

Just out here trying to beat the heat.. 😩 💦☀️ Happy Meat Day (6/29), too!

#art #furryart #suggestive #fatfur #louie #bomberman
A colored illustration of Sertimus as a louie, but much fatter than their usual size. He is taking a waddle out in the summer heat, with a desert-like background. He is sweating profusely and panting due to the strenuous nature of his waddle..
June 29, 2025 at 2:44 PM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur

And y'all thought I was done.

This has also been a long time coming, especially with some of you that knew my reference sheet from 2016. Nothing has fundamentally changed with their design apart from their default body shape to reflect myself more. :>

#art #furryart #nsfw
A reference sheet for Sertimus' anthro form, with front and back side illustrations, along with visual notes and doodles which may hint at certain design elements and his likes/interests.
June 23, 2025 at 5:07 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur, inflation

Surprise! Here's an alternative version of their reference sheet where they're massive. 😈

#art #furryart #nsfw #fatfur
A reference sheet for Sertimus' dark chao form, with front and back side illustrations, along with visual notes and doodles. This version shows them as a very obese dark chao, with similar notes reflecting their change in size and various expansion kink shenanigans. A reference sheet for Sertimus' dark chao form, with front and back side illustrations, along with visual notes and doodles. This version shows them as a very obese dark chao, with similar notes reflecting their change in size and various expansion kink shenanigans. (This is the alt with rear quills instead of wings)
June 22, 2025 at 4:45 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur

Finally, the moment y'all have been waiting for... A full reference sheet of 'em! The naughty side of the same coin..

#art #furryart #nsfw #fatfur
A reference sheet for Sertimus' dark chao form, with front and back side illustrations, along with visual notes and doodles. A reference sheet for Sertimus' dark chao form, with front and back side illustrations, along with visual notes and doodles. This version has rear quills in place of wings.
June 21, 2025 at 5:00 AM
Reposted by Sertimus the Fluffy Chao 🏳️‍🌈🏳️‍⚧️💛🤍💜🖤
fluffychao.online
// fatfur, inflation (stuffing)

@nystre.bsky.social made a post about resting on full tummies and it made me want to draw this.. :>

#art #furryart #suggestive
A sketched illustration of Sertimus (chao) and Nystre (jamcat) together, where the latter is massively fat and full of food in its tummy and the former is chubby and resting on Nystre's big, stuffed belly. Moreover, its belly has a subtle blue hue indicating how stuffed its blueberry belly is.
June 22, 2025 at 4:40 AM