Direct2Drive
151680 5001342DLGamer
7268 7300 8428GameFly
151680 5001342GamesPlanet UK
1578GameTap
1421GreenManGaming
prototype-xboxHumble Store
prototype_storefrontGameStop PC
525137 ESD-IMP-W224 ESD-IMP-W4325Newegg
N82E16832133211Nuuvem
480Steam
app/10150 Prototype™ AR, AU, BR, CA, CN, FR, GB, ID, IN, JP, KR, NZ, PH, PL, TR, TW, USsub/1675 Prototype™ CA, USsub/1685 Prototype™ AR, AU, BR, CN, FR, GB, ID, IN, JP, KR, NZ, PH, PL, TR, TW