public override void Execute()
{
int armyHitsFirst = GameEngine.Instance.Random.Next(0, 2);
IArmy turnArmy1 = armyHitsFirst == 0 ? army1 : army2;
IArmy turnArmy2 = armyHitsFirst == 0 ? army2 : army1;
turnArmy1.Turn(turnArmy2);
turnArmy2.Turn(turnArmy1);
turnArmy1.SpecialAbilities(turnArmy2);
turnArmy2.SpecialAbilities(turnArmy1);
turnArmy1.AfterTurn();
turnArmy2.AfterTurn();
this.fillUnitsFromArmies(ref army1_units_after, army1);
this.fillUnitsFromArmies(ref army2_units_after, army2);
}