Back in the late 1990s when modern board games were just getting to be a Thing, it wasn't uncommon at a game convention to hear a table full of people chanting "Ra! Ra! Ra!" What were they going on about, and how could a game as apparently unassuming as this be such a huge favourite among aficionados? This week the game spotlight shines on Reiner Knizia's Ra, celebrating its long-awaited reprint by Fantasy Flight Games.