We've heard of flapjacks and snapbacks, and backpacks and scrapnaps (a nap after you've been scrapping, duh), but we've never heard of a "Scrapjack." It's a new enemy in Serious Sam 3: BFE,
as revealed on the game's Facebook page
, and it's the subject of the first released screenshot (above; high-res version in the gallery below).
Perhaps the big clue -- which may lead us to the meaning of the game's "BFE" subtitle -- is a modern-looking sign with Arabic script. Update: Egypt it is