30/04/2017 - Added a photo.
Didn't find anything similar on Thingiverse so just brought it on. Just added a ring on the original SNES controller, this way it is a keychain now.
Layer height should be less or equal 0.3 otherwise the part will lose detail.
Will put more pics up soon.
Check more designs here: http://www.thingiverse.com/2c2know/designs