Quote Originally Posted by Kekvit Irae
Mongols are also another favorite of mine, and require a little more tactics than a standard army. Mobility is the key, but firepower is not too great. Use your uniques to defend your castles from trebuchets while you hit-and-run tactics on the enemy base.
That reminds me of what I used to do with the custom battles - cover half the map with elephants, and make a small squad of Mongol cavalry for my team, just to see how many I could kill.