You will always want a Woundtender to Resurrect yourself and/or your Combat pet for free, and immediately. (No more leaving dungeons to Res.)
Caster:
Best Mount (if Possible): Mindfreak Mount, Next best is Harpy Mount
Combat Pet: Nobleman or Battler with Taunting turned on. (with Holy Armor, 1 Blood Red Sword and 1 Razorsharp Sheild equipped, Buffs up Strength and Stamina)
Melee Type:
Mount: Sand Worm
Combat: Dragon Mystic (Casts Mystical Magic, Massive damage from what I hear later on.) No Taunting with this setup.
Rogue & Ranged Type:
Mount: Horse (Best) or Giant Spider from Duncan the Odd’s Egg Sac, (Gives Dex, and Speed {with Horse Mount}
Combat: Same as Caster Type, Taunting on.