NWScript:

//Script: chikendeath

void main()

{

    location lSource= GetLocation( OBJECT_SELF );

    ApplyEffectAtLocation( DURATION_TYPE_INSTANT, EffectVisualEffect( VFX_FNF_FIREBALL), lSource);

    object oObject = GetFirstObjectInShape( SHAPE_SPHERE, 30.0, lSource);

    while( oObject != OBJECT_INVALID && d12()!=1)

    {

        if(GetTag(oObject)!="NW_CHICKEN")

        {

            if(GetIsPC(oObject)==FALSE)

                ApplyEffectToObject( DURATION_TYPE_INSTANT, EffectDamage(1, DAMAGE_TYPE_FIRE), oObject);

            oObject = GetNextObjectInShape( SHAPE_SPHERE, 30.0, lSource);

            continue;

        }

        if(GetLocalInt(oObject, "DeadChicken")==1)

        {

            oObject = GetNextObjectInShape( SHAPE_SPHERE, 30.0, lSource);

            continue;

        }

        if(Random(50)==47)

        {

            SetLocalInt( oObject, "DeadChicken", 1);

            ApplyEffectToObject( DURATION_TYPE_INSTANT, EffectDamage(d6(2), DAMAGE_TYPE_FIRE), oObject);

            oObject = GetNextObjectInShape( SHAPE_SPHERE, 30.0, lSource);

            continue;

        }

        if(d6()==1)

        {

             SetLocalInt( oObject, "DeadChicken", 1);

             AssignCommand( oObject, DelayCommand(IntToFloat(Random(20)+3), ApplyEffectToObject( DURATION_TYPE_INSTANT, EffectDamage(d6(2), DAMAGE_TYPE_FIRE), OBJECT_SELF)));

             oObject = GetNextObjectInShape( SHAPE_SPHERE, 30.0, lSource);

             continue;

        }

        oObject = GetNextObjectInShape( SHAPE_SPHERE, 30.0, lSource);

    }

}