I mean, it’s fair to say it’s a gamble. We just often remember the successes. Team Fortress was known as an intense Quake-style game, and there were some reactions at the time of the TF2 trailer that Valve had lost the sauce. Bioshock followed the future cybernetic style of System Shock. Prey went from native Americans and aliens to being a child predator. wait, might’ve misremembered the last one.