Bone lip.

Okay then.

O.o They Speak! O.O

Hi there... :3

Well hello there! <3

I didn't know you could have lips and eyelashes on a skull...

Hi Sexy

Some nice curves. SCP should stand for Sexy Curves (and) Pleasures.

No joke, I looked up this app. I need that ass.

fluffy...

*gif of Obi Wan Kenobi*: Hello there

Could this be heaven?

Does the tag for SCP-1471 apply? That SCP was submitted to the wiki on February 22nd 2013, while Walter's skull monster characters were published roughly a year prior in May of 2012. The green one seen in post #453904 might have been posted at a later date; I'll need to check that soon.