Let us know your guesses in the comments below, and join in the next Frictional title ARG yourself over here!
Frictional previously took a similar approach when revealing the mind-bending SOMA, with the end of the ARG seeing a full trailer launch.
It looks like Frictional has a new horror game up its sleeve, with an official announcement to arrive soon.
So far fans working through the ARG via a website simply titled “Next Frictional Game” have uncovered two video clips, both of which can be seen below.