Renegade Kid teases 3DS announcement for FPS fans this month

Mutant Mudds developer Renegade Kid has teased a new 3DS announcement for FPS fans this month.
It comes from studio co-founder and director Jools Watsham, who had this to say on Twitter:
We have a pretty big announcement coming up later this month. Something FPS lovers and 3DS owners might be happy about. :)
— Jools Watsham (@JoolsWatsham) January 2, 2014
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The game in question could be Cult County, a survival horror title pushed into 2014.
Meanwhile, Renegade Kid has delayed its 3DS title Treasurenauts into Q1 2014.
Via AGB.