He has the healers job, and had had a hunter as his secondary, auto-shoot and the occasional special attack at range being somewhat manageable. But his research indicated that for Cata, a DK might be another option, so he has set about leveling one up. Fortunately they start at level 55...
for instance, transitioned from a proc-based playstyle to a more complex DoT management role, gaining enhanced AoE and cleave capabilities through talents like Impact. Shadow Priests
Hit rating to the 263 cap (237 with Draenei in group) - Talents will provide most or all of this, so short of level 83 bosses you don't need to gear for it. Haste Rating to the soft cap (401 with the Wrath of Air Totem running, 585 without.) Spell Power Haste rating (to the...
Any Rogue can pick from any of these talents. For all talents and abilities you either have it or you don't, there are no points to spend in each talent. In the Cataclysm system, of course, you can spend up to three points in each. Not in Mists. Buy the Dual Talent ability ...
Ironforge(dot)pro → Wafectus → Maybe don’t run those talents, get gear of a single main damage attribute, gem and enchant it correctly, DW if you go melee or get a shield if you’re staying ele, drop the staff, and then actually drop useful totems and you’ll get past a 1650...