TL;DR – Pretty much the same traits that already exist.
Just arranged better and slightly altered.
Adept – Parasitic Bond – Gain life whenever you kill something.
Master – Death into Life – 5% of power is given as a bonus to healing.
Grandmaster – Close to Death – Increases damage by 10% to enemies below 50% health.
Adept – Death’s Embrace – Deal 50% more damage while downed.
Adept – Spiteful Talisman - Focus skills recharge 20% faster and have increased range.
Adept – Spiteful Removal – Lose 3 condition whenever you kill something.
Adept – Signet Mastery – Signets recharge 20% faster.
Adept – Spiteful Spirit – Gain retaliation for 3 seconds when entering Death Shroud.
Adept – Reaper’s Might – Life Blast and Plague Blast grant might for 15 seconds.
Master – Spiteful Marks – Marks deal 10% more damage and staff skills recharge 10% faster.
Master – Conditional Might – Gain 1 stack of might for 1 second, every second, for each condition on you. (You only gain might while conditions are on you. 1 might per condition.) Mega synergy with Plague Signet.
Master – Training of the Master – Minion damage is increased by 30%.
Master – Chill of Death – Cast Spinal Shivers on an enemy when they hit 25% health
Grandmaster – Axe Training – Axe damage is increased and attack range is increased to 900.
Grandmaster – Siphoned Power – Life Transfer draws conditions from nearby allies and turns them into boons when you leave death shroud. Affects Gathering Plague as well. (Boons converted from conditions always only last 3s/5s in this game)
This trait tree is good. But Reaper’s Precision is a weak trait.
Adept – Reanimator – Summon a jagged horror whenever you kill something.
Master – Deadly Strength – 5% of toughness is given as a bonus to power.
Grandmaster – Dark Armor – Gain 400 toughness while channelling.
Adept – Minion Master – Minion skills recharge 20% faster.
Adept – Greater Marks – Increases area of marks and marks become unblockable.
Adept – Death Shiver Apply vulnerability for 10 seconds every 3 seconds to nearby foes while in Death Shroud.
Adept – Ritual of Protection – Wells recharge 10% faster and apply protection to nearby allies for 3 seconds when cast.
Adept – Shrouded Removal – Lose a condition when you enter death shroud.
Adept – Spiteful Vigor – Gain retaliation for 3 seconds when you heal.
Master – Reaper’s Protection – When disabled (by stun, daze, knockback, knockdown, sink, float, fear, or launch), nearby foes fear you. This effect can only trigger once every 90 seconds.
Master – Flesh of the Master – Minions have 50% more health.
Master – Protection of the Horde – You gain +50 toughness for each minion under your control.
Master – Shroudful Protection – Gain protection for 3s everytime you enter Death Shroud.
Grandmaster – Death Nova – Whenever a minion dies, it explodes in a cloud of poison that lasts for 3 seconds.
Grandmaster – Necromatic Corruption - Minions have a 10% chance to remove a boon when they attack.
Adept – Blood to Power – Deal 5% more damage while your health is above 90%.
Master – Vampiric – Siphon health whenever you hit a foe.
Grandmaster – Transfusion – Life Transfer heals nearby allies.
Adept – Dagger Mastery – Dagger skills recharge 15% faster. Move 10% faster while wielding a main hand dagger and 15% faster when wielding an off hand dagger..
Adept – Bloodthirst – Siphoning health is 50% more effective.
Adept – Mark of Evasion – Leave a Mark of Blood when you dodge.
Adept – Ritual of Life – Create a Well of Blood whenever you revive an ally.
Adept – Vampiric Precision – Siphon health whenever you critical hit.
Adept – Empowering Life – Become invulnerable for 3s when you enter death shroud at 100% life force. 90 second cooldown.
Master – Vampiric Master – Minions siphon health and transfer it to you.
Master – Ritual Mastery – Wells apply weakness.
Master – Deathly Invigoration – Heal in an area when you leave death shroud.
Master – Confusing Retaliation – Apply confusion on nearby foes for 3 seconds whenever you gain retaliation. (3s cooldown)
Grandmaster – Fetid Consumption – Minions draw conditions. Each minion can draw one condition every 10 seconds.
Grandmaster – Vampiric Rituals – Wells also siphon health every time they pulse.
This trait line is pretty good already. But Speed of Shadows sucks.
(edited by Ruufio.1496)