An unannounced Hunter The Reckoning game has seemingly leaked, courtesy of Robocop Rogue City

A Steam update for Robocop Rogue City replaced the shooter with a separate build of a 'Hunter' game, which was then swiftly removed again.

Whoops: Robocop: Rogue City was briefly replaced on Steam by an unannounced World of Darkness game

Well, that's one way to do it.
Play Station Universe

RoboCop Rogue City On Steam Mistakingly Replaced Briefly By Unannounced Hunter: The Reckoning Game

Teyon, the studio behind RoboCop: Rogue City, has briefly replaced the Steam version of the game with an unannounced Hunter: The Reckoning title by mistake. The Steam edition of RoboCop: Rogue City ...
TheGamer on MSN

Robocop: Rogue City's developers may have accidentally revealed a reboot of Hunter: The Reckoning

Quite the error.