Curse episodes teaser 2
There are some new screenshots too, showing the mace swinging and the mummies, and the:
Actually it's nothing new, npc_maker , as we all know : an entity, used for spawning npc's. The 2 spiked platform in the back is where the npc's will be spawned, when you(the player) or a mummy step on the button (in the front on the above picture). The npc-maker's can only spawn a limited number of npc's; and the reason you should spawn (and kill) them all, is that it is always open a door to a previously inaccessible area.