Someone already beat Marathon's pinnacle three-player Compiler boss solo, just to rub salt in the wound of everyone who didn't even see it

Surviving Marathon's latest map, Cryo Archive, is one hell of a challenge. Completing all the puzzles and the pinnacle event, a boss fight against Compiler, well, that's on a whole other level entirely that we mere mortals can only aspire to reach.

You need to gather six rare keys from the other maps to open the corresponding vaults on Cryo Archive to collect a unique subroutine item, and then challenge the Compiler. Of course, it's even harder than that in practice, since you could get killed and lose your keys...