Activating the developer console (tilde ~ key) and using commands like god in campaign modes will mark the save as a "cheater" file and can disable certain online features. Guides - DOOM - Steam Community
: Most alphas are wiped from servers once the game launches. Without the work of "pirate" groups, the assets, sound files, and specific weapon balancing of the DOOM 2016 Alpha PC game --nosTEAM--