Goetia: Nine Kings of Solomon has some fresh ideas on worker placement. The most noticeable mechanic is how the costs at the edge of the world are changing as players are sending their followers out into the world to gather resources.

Players must carefully plan their actions so as to not benefit the other players. Albeit each worker you place into the world, will make it cheaper for all of the players. The world and game board is constantly evolving as more demons are being conjured. As the game progresses, what was once expensive, has now become cheaper. And the focus of the playfield has moved from the world - to the dark world.

Roll for Crit has an excellent video explaining the core mechanics of the game,

Richard Ham at Rahdo Runs through Goetia shows several rounds of gameplay in an early prototype.