This will help you on your 100% completion journey. https://www.bungie.net/en/Forum/Post/101097919/0/0 If you're referring to the planetary Grimoire card category not being yellow, it's because you haven't obtained the Mercury Grimoire card yet. It's currently unobtainable, and I'm sure it is being worked on. Is that what you were referring to? Just wanted to make sure. : )