The Killzone games never sold well, were not critically well regarded, and today no one remembers them fondly except like 6 people on GAF.
Yes, it's a huge mystery why Sony doesn't care to re-release Killzone in 2023
This is incredibly false, respectfully.
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Killzone 2 debuted at number one in UK sales to become the fourth fastest-selling Sony published title.”
As of 2019, Killzone 2 was the 21 highest selling game for PS3. 15 highest exclusive. Placing it above: Infamous, Modern Warfare, Dark Souls, Demon Souls, Resident Evil 5, Red Dead Redemption, etc.
As of 2023, Killzone Shadow Fall was the 23rd best selling PS4 game, placing it above: Bloodborne, Nioh1/2, Kingdom Hearts 3, etc.
Metacritic scores for KZ titles:
Killzone (ps2): 70
Killzone 2 (ps3): 91 “must play” awarded
Killzone 3 (ps3): 84
Killzone Mercernary (VITA): 78
Killzone Liberation (PSP): 77
Killzone Shadow Fall (PS4): 73
Using MC color scale: 4 GREEN (good reviews), 2 YELLOW (ok reviews).
Many people have fond memories of KZ.