// List of magical enchantments which will be dispelled.

    // All nearby creatures lose all magical enchantments, and halve
    // their MR halved (if they're not magic-immune.)

    // Go over all creatures in LOS.

            // Dispel all magical enchantments.

            mon.add_ench(lowered_mr);

            // If relevant, monsters have their MR halved.
            if (!mons_immune_magic(&mon))
                mon.add_ench(lowered_mr);

    case ENCH_LOWERED_MR:
        return "susceptible to magic";