Zombie steampunk strategy game They Are Billions was never just intended to be a thumb-blistering challenge mode of a game. What Numantian Games released this year, was supposed to be a teaser of things to come, a platform that would help bankroll the true aim of the game: A full campaign mode that would flesh out the decaying world of They Are Billions. So where is it? Like all good things in life, getting to the sweet undead nugget of narrative strategy has taken some considerable time to develop.