Please be as specific as possible when letting us know what is missing or incorrect. For example, say "this game's trophy difficulty should be 8/10", with a link to a website corroborating this difficulty estimate (if possible), not "this game's trophy difficulty is wrong".
The "Crosscrown" is an in-game premium currency. Previously, it was used by Waderkvarn Corporation for internal payments but now some survivors have begun using it to their advantage.
Crosscrowns can be used to purchase special packs in the in-game store.