UPDATE `creature_template` SET `difficulty_entry_1`=35529 WHERE `entry`=35049; -- Memory of Heigan
UPDATE `creature_template` SET `unit_class`=2 WHERE `entry`=35310; -- Argent Lightwielder
UPDATE `creature_template` SET `unit_class`=2 WHERE `entry`=35308; -- Argent Priestess (1)
