A motion comic is a cross between an animation and a comic. It shows simple animations in a panel format.
To be cruel; it’s a cheaper way of making an animation.
To be kind; it’s a powerful enhancement on the traditional comic format.
One to check out – suitable for mature audience only – is Iron Man Extremis.
It’s available via iTunes, xBox Live or PlayStation Home – er, if you’re in America. Why Marvel is geo-tarding this release is beyond me.