Risk of Rain 2 is no stranger to odd ways of unlocking characters, much like its two-dimensional predecessor. For example, the only way to go about unlocking a particular melee-focused daredevil is to get yourself killed!
Seasoned players of Risk of Rain 2 will surely have come across a so-called Celestial Portal playing the game. If so, they'll know that it hides a moderately difficult platforming course at the end of which is an ominous Obelisk to interact with. Here's what 'obliterate yourself from existence' means in ROR2!