Heres a guide of the troops and weaknesess in Warlords:Call to Arms
Swordsman-a tough unit but does not have that much range.hard to kill due to its fast attack speed.to kill just use some halberders or horse men on it.
Spearman-a medium unit.has a long range but kinda weak armor.easy to kill with swords man.
Archer-a medium unit.easy to kill from close range but tough in long range.fires arrows at your troops.any unit can kill it.
Scout-a weak unit.soooooooooooooooooooooooooooo easy to kill.good for attacking empty spots of the enemy.any unit will kill it.
Mage-a medium unit.easy to kill at close range but hard in long range.fires a ball of magic at you.any unit can kill it.
Horsemen-strong units on horses.good for driving the enemy back.weak with archers, spearmen, or swordsmen.
Mountain Troll-a suuuuuuuper tough unit.one hit of its weapon is doom.to kill, i suggest that you should use a lot of swordsmen, spearmen, long swordsmen, or horsemen.
Whirler-a tough unit.hard to kill due to its weapon, the whirl spear.to kill, just use swordsmen, lots of swordsmen on it.
Spearmaster-an upgraded spearman.very hard to kill due to its flipping and fast attacks.to kill use lots of swords man.
Flailer-a very tough unit.uses a weapon called the flail.this unit can deal devastating damages to your troops.to kill just simply use horsmen or spearmen.
Spear Thrower-an easy unit.easy to kill due to its slow speed of attack.to kill use long ranged units or horse men.
Royal Guard-a very tough unit.armed with a long lance, this unit is hard to kill.its hard to go neer this unit too because of its long range weapon.to kill use archers or spear throwers.
Axe Thrower-a medium unit.very easy to kill because it only focuses in long ranges.to kill, just use any unit with a medium or high armor.
Thats my guide. Hope this guide helps you in the game people.