I like the expression on this one. o3o It's kind of halfway between 'don't bother me mofo' and 'we're not all evil, ya know'. Fitting I suppose as, generally, Slytherins don't seem the type to be messed with, but at the same time, they really aren't evil as the stereotype suggests.

THERE IS SO MUCH GREEN IN THIS DOODLE.

And now my cutsy versions of the HP house mascots are complete. :D Hooray for fanart success.