In 7.4, Power Bolts are devastating. Paladins are the best single-target damage dealers for long hunting sessions.
Once you hit Level 45, you gain access to Sudden Death (SD) runes. These are the primary tools for Player vs. Player (PvP) combat and boss hunting.
The Great Fireball (GFB) rune. In 7.4, runes do not have level requirements; they scale primarily with Magic Level.
Do you prefer (fighting other players) or PvE (hunting monsters)? How much time can you dedicate to training skills ?