Indie comic cameos!
Top panel, from left to right:

Conner and Adam from A Day in Hillsburg (Violence/Language)
https://hillsburg.thecomicseries.com/
Ariane from Theatre of the Bloody Tongue (NSFW)
https://theaterofthebloodytongue.thecomicseries.com/

Second Panel, from left to right:

And from Egres (a comic I’ve personally read and love-read it to completion in fact!) (NSFW)
Le Fee Verte, Absynthe!
https://egress.thecomicseries.com/comics/1#content-start
Also from tapas:
Anti Matter from the works of Lunarduo (profile page) Mostly SFW
https://comicfury.com/profile.php?username=Lunarduo

Bottom Panel, from Left to Right:

Pia & Vivi from Arindia No Densetsu (I keep up with this comic. Magical girl +++) Violence/Trauma
https://tapas.io/series/Arindia-No-Densetsu
Claudia from Terra Prima (OMG great Sci/fi). Some violence, some trauma.
https://tapas.io/series/Terra-Prima

More cameos on the way!