Here are my sprites if you want to use em in a Guest comic:

Cryosis as well as a few Corridors

Dr. Light's Secondary Lab

Dr. Wily's Lab 1 (the one where Zeta was fought)

Dr. Wily's Lab 2 (Where he currently is)

City (Where Shadowman was fought)

Outside W/ Fortress

Outside w/o Fortress

If there are sprites or backgrounds you see in the comic that you want to use for guest comics just ask and I'll put them here.