I work in AAA and I've heard (anecdotally) that there are people who 'buy the game'. That is, they buy every boxed edition on sale, every purchasable in-game it

I work in AAA and I've heard (anecdotally) that there are people who 'buy the game'. That is, they buy every boxed edition on sale, every purchasable in-game item, every game guide, the t-shirt, every other piece of tie-in merchandise. They just buy the lot in one go, to the cost of $thousands.