Alongside a bunch more.
Updated on 9 April 2021
Earlier this week, the internet was abuzz after a developer revealed a fully playable version of TimeSplitters 2 had been squirrelled away in Homefront: The Revolution. The only snag was the code required to unlock the easter egg had been lost to time - or so it was thought, until now.
Word of the substantial easter egg first surfaced over the weekend, when former Homefront: The Revolution developer Matt Phillips revealed the TimeSplitters 2 cameo seen in Homefront's retail version - two story levels playable on an in-game arcade cabinet - was originally intended to be "fully playable" via an unlock code that was never publicly released.