*This is my personal build for my Vampire, he specializes in DPS and damage infliction. Note that I do not waste any points on stun, purely DPS. Follow these specific build instructions to the letter. This will be updated as I continue further into my tree.
Demon of Darkness
-Max out all 5 points when available.
-Increases the chance that Dark Ripple, Seed of Darkness, Dark Contract, Wraith Kill, Mana Explosion, and Shadow Scar will activate Vampire Form by 10%.
Force of Shadow
-Max out all 5 points when available.
-Dark Ripple and Shadow Scar cost and additional of 2.5% of your max health and add that amount to their damages. This also increases the crit chance of Dark Ripple by 5%.
Spell Surge
-Max out all 2 points when available.
-reduces the cooldown of charmed strike by 0.5 seconds.
Advanced Dark Ripple
-Max out all 4 points when available.
-Reduces the cooldown of Dark Ripple by 2.0 second(s).
Expansion of Darkness
-(Don't worry about messing with this one until fully upgrading Mana Explosion).
-Increases the duration of Dark Curse by 5 seconds, also reduces target's accuracy by an additional 6%; max of 4 points.
Dark Strike
-Max out all 4 points when available.
-The first crit chance has 100% chance to stun target for 1 second; The second hit has a 50% chance to stun target; An additional 40% damage will be dealt to targets affected by Dark Curse.
Seed of Darkness
-Do not waste ANY points on this skill for being a truly DPS Vampire build; avoid all subsequent chain that deals with Seed of Darkness; Force of Darkness & Sprout.
Advanced Feast
-Another possible choice to unlock after Mana explosion.
-Increases the duration of Feast by 1 second; max of 3 points.
Darkness Invasion
-Max out all 5 points when available.
-Dark Ripple reduces the target's dark resistance by an additional 75 for a duration of 15 seconds; increases Dark Ripple's chance of inflicting the Dark Curse on target by 20% when cast out of Vampire Form.
Stimulation
-Best left for one of those last choices when maxed out; total of 4 points; Increases duration of Invigoration by 1.
Eyes of Darkness
-Max out all 3 points when available.
-The Accuracy of your Dark skills increased by 30.
Wraith Illusion
-Max out all 4 points when available.
-Increases the crit chance of Wrath Kill by 4% and reduces its cooldown by 4 second(s).
Contract Aftermath
-Another one of those parts of the tree that can be skipped;
-Dark Contract increases the target's evasion by 20 for 3 second(s).
Advanced Dark Bounds
-Another one of those parts of the tree that can be skipped;
-Increases the duration of Dark Bounds controlling effect on players for 2 seconds.
Vampire Power
-Max out all 3 points when available.
-Vampire form increases your attack by an additional 5%.
Mana Explosion
-The best skill/tree upgrade for AOE.
-Max out all 2 points when available.
-Affects multiple enemies within 10 meter range; Costs 1% of your max health; Deals 100% of your attack plus 1047; Same effect on curses as Wrath Kill; Vampire Form enhances the effects of Mana Explosion; has a 10% chance to activate Vampire Form.
Darkness Expertise
-Max out all 3 points when available.
-Increases Darkness Mastery by 15; Increases Darkness Mastery by 30.