No... wait, what?

Nothing happens. There is no joyous ding, no pop-up message, no sudden surge of power. You quickly check your stats page - yes, you're the same as before... and to make matters worse, there's a blinking lock icon telling you that you can't level up further.

Dispirited, you close the screen and prepare for a life of endless deaths, but then something happens, something that you're not quite sure how to explain...