OGL licences?

[TippetsTX]

Originally Posted by philreed

No new rules will be one of the biggest rules. This isn't about creating new spells, rules, and complexities for the game. This is about setting and story that work within the mechanics of the game.

I understand why you would want to exclude new mechanics, but no new spells or other elements that work within the existing ruleset seems like a limitation that might discourage some really creative content.