This license allows anyone to make SKÜLLBOX content, and either publish it for free or sell it, without us taking a cut. Boxes, monsters, traps, and regions all are green-lit with this license. Here are the rules:

  1. If you adhere to these terms, you are allowed to publish free or commercial material based upon and/or declare compatibility with SKÜLLBOX without express permission from Shardstone Assembly.

  2. Art and text from our books may not be reused or translated unless you have our explicit permission. 

  3. The mechanics and game rules of SKÜLLBOX may be reused and referenced freely. 

  4. Your product cannot use the Shardstone Assembly or the regular SKÜLLBOX logo unless you have our explicit permission.

  5. You are allowed and encouraged to use the SKÜLLBOX compatibility logo and the free-to-use art found in the Google Drive below.

  6. Do not give the impression that your SKÜLLBOX product is official material in any way unless special permission has been granted by us.

  7. Shardstone Assembly takes no responsibility for any legal claims against your product.

  8. Any legal disputes, controversies, or claims related to this license shall be governed by and construed in accordance with the laws of the United States of America and be settled by a court in the United States.

  9. The following text must be included in the legal text, somewhere visible in the publication, and on the website or storefront where you promote the product:

    [Product name] is an independent production by [Author or Publisher] and is not affiliated with Shardstone Assembly. It is published under the SKÜLLBOX Third Party License.

  10. This copyright text must be legibly included somewhere in the product and on the storefront:

    SKÜLLBOX is copyright of Shardstone Assembly.