The emblem dropped from a crucible package but never went to my inventory (I had available space for it to go to), it shows up on my “recently discovered” slot, it shows that it has been discovered in my collections but I can not acquire it.
It's an emblem variant of the Fireforged Valor emblem.
Smoldering Flame is a variant of the Fireforged Valor emblem. Inspect you Fireforged emblem and your will see the variant emblem. Below is a link to the emblems and their variants. [url=https://www.bungie.net/en/Help/Article/47568]DESTINY 2: EMBLEM VARIANTS[/url]