const int shield = mon->inv[MSLOT_SHIELD];

    {
        u += 30;
    }
    if (shield != NON_ITEM
        && get_armour_ego_type( mitm[shield] ) == SPARM_MAGIC_RESISTANCE )

        const int shield = mon->inv[MSLOT_SHIELD];

        if (shield != NON_ITEM && mitm[shield].base_type == OBJ_ARMOUR)
        {
            // ego armour resistance
            if (get_armour_ego_type( mitm[shield] ) == SPARM_POISON_RESISTANCE)
                u += 1;
        }

        const int shield = mon->inv[MSLOT_SHIELD];

        if (shield != NON_ITEM && mitm[shield].base_type == OBJ_ARMOUR)
        {
            // check ego resistance
            const int ego = get_armour_ego_type( mitm[shield] );
            if (ego == SPARM_FIRE_RESISTANCE || ego == SPARM_RESISTANCE)
                u += 1;
        }

        const int shield = mon->inv[MSLOT_SHIELD];

            if (ego == SPARM_COLD_RESISTANCE || ego == SPARM_RESISTANCE)
                u += 1;
        }
        if (shield != NON_ITEM && mitm[shield].base_type == OBJ_ARMOUR)
        {
            // check ego resistance
            const int ego = get_armour_ego_type( mitm[shield] );

        const int shield = mon->inv[MSLOT_SHIELD];

        if (shield != NON_ITEM && mitm[shield].base_type == OBJ_ARMOUR)
        {
            // check for ego resistance
            if (get_armour_ego_type( mitm[shield] ) == SPARM_POSITIVE_ENERGY)
                u += 1;
        }