Base edits? Whats a base edit?

What the fuck is this?
A base edit for once?
And surprisingly, I still have my skills. :I
I haven't done a base edit in... god knows how long. OTL But this is a new OC of mine, for a rp I'm doing with a friend.
I think she's adorable.
She has no name yet sadly. .___. But try guessing how old she is. You'll never guess. c:

character (c)
base (c) i lost it .___.