u/OzmaofSchnoz

Especially since the sticker is older than the desk. Doonesbury promo sticker from 1978, probably from the bookmark counter at Nebraska Book (RIP).

Mostly acrylic, a little gel pen in there.

This needs some teeny safety pins and some holes in it, but I can't figure out a way to do it that doesn't involve actual fire... Oh wait I can jam a knitting needle through it and sand it. Thanks, Reddit!

Acrylic marker over acrylic paint.

Collage and acrylic marker on a 228.

Acrylic paint and acrylic markers.