Lionhead working on unannounced project in addition to Fable Legends -- report

Over at Kotaku, Superannuation has been digging up dirt on the internet as he does, and he found that this ex-Lionhead staffer said he worked on a project that has not been announced as well as the co-op Xobx One title Fable Legends. Could be another of the type of little mini-game collection like Pub Games, though.