Снимаю с конкурса Mazer

//! zinc
library SpellDamageAllVisible {

    /* Настройки заклинания */
    
    constant integer SpellHero          = 'A000';   // Способность для героя.
    constant string SpellEffect         = "Abilities\\Spells\\Human\\HolyBolt\\HolyBoltSpecialArt.mdl";
    constant string SpellEffectAttach   = "origin";
    
    constant attacktype DamageAttackType = ATTACK_TYPE_MAGIC;   /* Тип урона:
                                                                    ATTACK_TYPE_CHAOS
                                                                    ATTACK_TYPE_HERO
                                                                    ATTACK_TYPE_MAGIC
                                                                    ATTACK_TYPE_MELEE
                                                                    ATTACK_TYPE_NORMAL
                                                                    ATTACK_TYPE_PIERCE
                                                                    ATTACK_TYPE_SIEGE
                                                                */
    
    // Указываем количество нанесённого урона
    function getDamage(integer level) -> integer {
        return level * 100;
    }
  
    /* ВСЁ, ЧТО НИЖЕ, ПРАВИТЬ НА СВОЙ СТРАХ И РИСК!!! */
    function onInit(){
        trigger t = CreateTrigger();
        integer i;
        
        for (0 <= i < bj_MAX_PLAYER_SLOTS) {
            TriggerRegisterPlayerUnitEvent(t, Player(i), EVENT_PLAYER_UNIT_SPELL_EFFECT, null);
        }
        TriggerAddCondition(t, Condition( function() -> boolean { return SpellHero == GetSpellAbilityId(); }));
        TriggerAddAction(t, function(){
            group g = CreateGroup();
            unit target, caster = GetTriggerUnit();
            integer level = GetUnitAbilityLevel(caster, SpellHero);
            
            GroupEnumUnitsInRect(g, bj_mapInitialPlayableArea, Condition(function() -> boolean {
                return GetWidgetLife(GetFilterUnit()) >= 0.405;
            }));
           
            while (true) {
                target = FirstOfGroup(g);
                if (target == null) { break; }
                if (
                    IsPlayerEnemy(GetOwningPlayer(caster), GetOwningPlayer(target))
                    &&
                    IsUnitVisible(target, GetOwningPlayer(caster))
                ) {
                    DestroyEffect(AddSpecialEffectTarget(SpellEffect, target, SpellEffectAttach));
                    UnitDamageTarget(caster, target, getDamage(level), true, false, DamageAttackType, DAMAGE_TYPE_NORMAL, WEAPON_TYPE_WHOKNOWS);                
                }
    
                GroupRemoveUnit(g, target);
            }
            
            DestroyGroup(g);
            g = null; caster = null;
        });

        t = null;
    }
}
//! endzinc