You know, instead of giving those random crap in every chest, they should take a note from what GW 1 and give you a “Trophy” that you can exchange for a exclusive weapon skin. The chest can just give you the Trophy with no RNG attach to it. After a certain amount of week, you could place those in the gemshop or the TP. Hell, even after you exchange your Trophy for a prize of choice, you will get an icon of it in your Personal Story log that said you did it. Here is an example as to what I mean.