static void Clash(IFighter hero, IFighter opponent)
{
var skillHero = hero.GetSkill();
skillHero.Setup(hero);
var skillOpponent = opponent.GetSkill();
skillOpponent.Setup(opponent);
Damage(hero, CountingDamageOf(hero), opponent);
Damage(opponent, CountingDamageOf(opponent), hero);
skillHero.Teardown(hero);
skillOpponent.Teardown(opponent);
}