Survive and try to catch your high score.
Prion: Infection Steam CD Key Don't forget that each level has its own scoreboard and there is also a global scoreboard. A mysterious outbreak, birthed from the enigmatic Prion Protein, once heralded as a scientific marvel, now manifested as a.. Can you be successful? Story of Prion In the year 2025, the global landscape was forever altered by a clandestine biological cataclysm.