1. Removing unwanted background from scanned drawing
Original :
https://66ed39aec3765da25cfb6002b5fe7930221b5f18.googledrive.com/host/0Bwh-rUpGiETGWEtvc3E5Rm5zdE0/cadem_orig.png
2. Glitchfest (from Minecraft Screenshot I took)
Original :
https://66ed39aec3765da25cfb6002b5fe7930221b5f18.googledrive.com/host/0Bwh-rUpGiETGWEtvc3E5Rm5zdE0/Glitchfest_orig.png