The Legend Of Zelda: Breath Of The Wild is loaded with secrets. A bulk of those secrets lie in the location of all 900 Korok seeds in the game, and the reward you get for completing it. Well, someone finally did it and posted on Reddit the reward for doing so is actually pretty shit. Like, it's literally, "pretty shit". Take a look:

Yep, just some golden poo. Nothing special about it. Just poop. So if you're scrambling trying to get all the seeds and have enough item expansions...maybe you can stop.