Unbalanced Battle or Just a Fluke

This a battle I had. Appeared to be very unbalanced. My guys were the elves equipped with scale armour and rusty broadswords.

Here is the layout:

Here is the battle report. Notice Dark Warriors 1st battalion ran immediately?

The ground trembles as both armies march towards each other. The peasants of jaertgee's Dorp run away screaming, while the armies of Fight for your right to party invade their lands.
Suddenly, your captain notices that the enemies archers are getting into place. Quickly, he orders your archers to take aim and fire!
BOOG1 (140 Archers) don't wait and kill 3 units of 1st Batallion (35 Dark Warriors).
A well placed salvo of BOOG1 (140 Archers) kills 0 units from 1st Gual Cavalry (30 Gu'al Cavalry).
A well placed salvo of SPEER1 (40 Spearmen) kills 1 units from 1st Batallion (35 Dark Warriors).
SPEER1 (40 Spearmen) don't wait and kill 1 units of 1st Gual Cavalry (30 Gu'al Cavalry).
SPEER1 (40 Spearmen) don't wait and kill 0 units of 2nd Batallion (20 Executioners).
A well placed salvo of Horse1 (20 Horsemen) kills 0 units from 1st Gual Cavalry (30 Gu'al Cavalry).
Horse1 (20 Horsemen) don't wait and kill 0 units of 2nd Batallion (20 Executioners).
A well placed salvo of Horse1 (20 Horsemen) kills 0 units from 2nd Batallion (35 Dark Warriors).
10 Citadel Guards don't wait and kill 1 units of 2nd Batallion (20 Executioners).
A well placed salvo of 10 Citadel Guards kills 1 units from 2nd Batallion (35 Dark Warriors).
Your captain orders your troops to rush towards the enemy troops.
1st Batallion (35 Dark Warriors) run away crying. I told you all of this would end in tears.
1st Gual Cavalry (29 Gu'al Cavalry) kill 2 units from SPEER1 (40 Spearmen) in a melee.
2nd Batallion (19 Executioners) kill 2 units from Horse1 (20 Horsemen) in a melee.
2nd Batallion (34 Dark Warriors) kill 1 units from 10 Citadel Guards in a melee.
BOOG1 (140 Archers) kill 1 units from 1st Gual Cavalry (29 Gu'al Cavalry) in a melee.
SPEER1 (40 Spearmen) kill 2 units from 1st Gual Cavalry (28 Gu'al Cavalry) in a melee.
Horse1 (20 Horsemen) kill 1 units from 2nd Batallion (19 Executioners) in a melee.
10 Citadel Guards kill 2 units from 2nd Batallion (33 Dark Warriors) in a melee.
10 Horsemen kill 3 units from 2nd Batallion (34 Dark Warriors) in a melee.
2nd Batallion (34 Dark Warriors) run away crying. I told you all of this would end in tears.
1st Gual Cavalry (26 Gu'al Cavalry) kill 3 units from SPEER1 (37 Spearmen) in a melee.
2nd Batallion (18 Executioners) kill 3 units from Horse1 (17 Horsemen) in a melee.
BOOG1 (140 Archers) kill 1 units from 1st Gual Cavalry (26 Gu'al Cavalry) in a melee.
SPEER1 (37 Spearmen) kill 1 units from 1st Gual Cavalry (26 Gu'al Cavalry) in a melee.
Horse1 (17 Horsemen) kill 2 units from 2nd Batallion (17 Executioners) in a melee.
9 Citadel Guards kill 1 units from 2nd Batallion (17 Executioners) in a melee.
2nd Batallion (17 Executioners) run away crying. I told you all of this would end in tears.
SPEER1 (37 Spearmen) run away crying. I told you all of this would end in tears.
1st Gual Cavalry (24 Gu'al Cavalry) moved from location 2 to 3.
BOOG1 (140 Archers) ran towards location 2.
1st Gual Cavalry (24 Gu'al Cavalry) kill 2 units from Horse1 (15 Horsemen) in a melee.
Horse1 (15 Horsemen) kill 1 units from 1st Gual Cavalry (23 Gu'al Cavalry) in a melee.
9 Citadel Guards kill 1 units from 1st Gual Cavalry (23 Gu'al Cavalry) in a melee.
BOOG1 (140 Archers) kill 1 units from 1st Gual Cavalry (23 Gu'al Cavalry) in a melee.
1st Gual Cavalry (23 Gu'al Cavalry) run away crying. I told you all of this would end in tears.
A river of blood flows from the battlefield. While the sun sets, your captain looks over the battlefield, full of wounded and dead soldiers. The fight is over... but is the battle?