Joystiq.com writes: Perhaps the old adage "better late than never" applies well here. Valkyria Chronicles, Sega's PS3 exclusive SRPG, earned heaps of critical praise, but never garnered sales worthy of its caliber. Six months after the game's release, Sega is reporting a 400% sales increase in April (versus March), with a sellthrough that nearly matches what the game had during its original release.