Sketches, as in literal sketches.

My favorite

Hehe...

Blue came for a surprise visit I guess.

*imitates the sketch, stares at something unamusedly*

Just woke up...

So I kept digging and found some other module sketches..

Aitetsu.

Blue Moon.
(AAAAAAA ❤)

Lightning Stone and...

SD!

These are all I can dig out for now. There's more. I'll probably post them in a later chappy.