Blitzkrieg: Complete Collection PC includes: Blitzkrieg Anthology. Blitzkrieg 2 Anthology. Blitzkrieg 3. Blitzkrieg 3 - Digital Deluxe Edition Upgrade. The top 3 reasons to play Blitzkrieg: Complete Collection PC Blitzkrieg 3 is an online WW2 RTS made for true admirers of strategic mastery! Choose your side in the largest war in the history and fight against Neural Network AI or real opponents. Master your defense skills in the unique to the strategy genre - Assault mode, where one player attacks and the other defends his fortifications. About Blitzkrieg: Complete Collectio