Koopa Shells Become Real World Threat

There was nothing quite like the feeling of a second place position in Super Mario Kart, final lap, last corner, race leader in sight, red shell in hand.

Well, the real world version is here. Alas, slinging one at a pal is unlikely to make him haemorrhage money and spin uncontrollably.

According to one maker Michael Overstreet and, there will be more info coming in the next few weeks and a website, explaining what the hell they are all about.