Sucker Punch's super-powered action game has now sold a million copies worldwide, says Sony.
The PlayStation 4 exclusive was released on March 21 and hit the million mark in its first nine days on sale.
Sony adds that Second Son is the fastest-selling game in the Infamous series. Infamous, Infamous 2 and Infamous: Festival of Blood were released for the PS3.
As of early March the PlayStation 4 had an install base of six million units.