void main()
{
    object oEntering = GetEnteringObject();
    object oWP = GetNearestObjectByTag("WP_SPIKE");
    if(GetIsObjectValid(oWP)){
        if(GetLocalInt(oWP,"nTrapArmed")){
            ApplyEffectToObject(DURATION_TYPE_INSTANT, EffectDamage(d10(10)+100,DAMAGE_TYPE_PIERCING), oEntering);
        }
    }
}