I wonder how balanced/difficult the alien invasion is gonna be.
I mean if they stay hidden and hit us with a pandemic virus/ global EMP burst/ mass driver + tectonic plate = megatsunami triple combo we may be dead before we even get to roll.
Gm: "Ok mike, your home town lies just below the alien motherships nucleonic accelerator cannon."
Mike "with the barrel dead center on my house, right?"
Gm: "that would be silly. No the main array is 15 miles to the south of your house."
Tom: "That's a big ship."
Gm: "suddenly you notice a green glow coming from the strange contraption on the underside of the miles wide ship, green arcs of lightning play across the hull and then... it fires! Mike you take 5 D20 x 1000 points of damage!"
Mike: *flips table*
Edited by Robin Graves