Quote Originally Posted by Caravel
They are, but they also fall easy victim to missile units, and they're anything but fast.
Wrong, dude.

JHI are as fast as infantry can get, which is speed 6/12/13

Additionally, they have a large shield to protect from missile units. They don't "fall easy victim" to missiles any more than any other unit with a large shield, and they are better protected than units with a small or round or no shield.