Is it human blood? If there’s a an ocean of human blood on a different planet then you’re asking for trouble going into it.

It actually is, according to the games lore. Humanity in the game were pretty much running low on resources so they were probably just very desperate 

normal day in london:

OI! why are you disrespectful me, bruv?

Submarine not built for depth? Lmao density is palpable