Randomness is an inherent aspect of any videogame loot box: Maybe there’s something good inside, or maybe you get stuck with something you’ve already got 16 copies of. But you do get something—and that, according to Kotaku, is why the ESRB—the Entertainment Software Rating Board, which categorizes games released in North America from “Early Childhood” to “Adults Only”—does not consider them to be a form of gambling.