I, Master son, the creator of this image, hereby release it into the public domain. If that cannot be done for any reason, including the nonexistence of a way to release a work into the public domain, I release it (or my changes in the case of a derivative work) under the following license:
Copyleft: this work of art is free, you can redistribute it and/or modify it according to terms of the Free Art License.
You will find a specimen of this license on the site Copyleft Attitude http://artlibre.org/licence/lal/en/ as well as on other sites.
The copyright holder of this image allows anyone to use it for any purpose including unrestricted redistribution, commercial use, and modification.