Well, its more historically accurate than you think. The Romans received many Iberian volunteers who were upset that the Carthaginians massacred many of their families or fellow kinsmen at Saguntum.

The only unrealstic aspect of that unit is their weakness, which by both Roman and Carthaginian sources, the Iberians were considered the best warriors of the Carthaginian armies.

Ib robotis in omni exercitus

Should do american infantry aka Native Americans

@Kamakaziwarlord, check the description and check out those links

How did you learn how to mod units? Is there an article somewhere?

Cool!