Assassination

[Ultimate] Death Stroke – Deals damage to your target, and reduces their incoming healing.
[Active] Assassin’s Blade – Deals damage with a large bonus multiplier against low health enemies.
[Active] Teleport Strike – Teleport to your target, dealing damage and stunning them for a short duration.
[Active] Blur – A self buff that gives attackers a percentage based miss chance when attacking the Nightblade.
[Active] Mark Target – Place a mark on a high-health target, while marked you deal extra damage. Killing the marked target will heal you.
[Active] Haste – Increases attack speed of normal weapon attacks for a short duration.

Shadow

[Ultimate] Consuming Darkness – A self buff that gives attackers a percentage based miss chance when attacking the Nightblade.
[Active] Shadow Cloak – Gain invisibility for a short duration.
[Active] Veiled Strike – Deals increased damage and stun enemies. Requires Stealth.
[Active] Summon Shade – Summons a shade which attacks and debuffs your enemies.
[Active] Path of Darkness – Deals damage in a path in front of you, increases your movement speed along that path.
[Active] Aspect of Terror – Nearby enemies are afflicted with Fear.

Siphoning

[Ultimate] Soul Shred – Deals PBAoE damage and stuns nearby enemies. Initiates the Leeching Strike synergy.
[Active] Strife – Places a DoT on your target which also heals you for the duration.
[Active] Agony – Stuns and DoTs an enemy for a long duration, but the effect is broken by any other damage.
[Active] Cripple - Places a DoT on an enemy which gradually decreases its movement speed, transferring an equal speed bonus to the Nightblade.
[Active] Siphoning Strikes – Sacrifice a portion of your own weapon damage in to restore a portion of your Magicka and Stamina with every hit.
[Active] Drain Power – Debuff the attack power of nearby enemies, transferring a portion of that power to the Nightblade for each affected enemy.

Argonian Racials

[Ultimate] Histskin - Greatly increased health regeneration for a short time.
[Passive] Restoration Expertise - Increased skill experience gain while using Restoration Staff.
[Passive] Amphibious – Move at full speed in water, and increased Stamina regeneration while swimming.
[Passive] Argonian Resistance - Increased resistance to Poison and Disease damage.
[Passive] Quick to Mend - Increased incoming healing from all sources.

Dunmer Racials

[Ultimate] Ancestral Guardian - Summon a guardian shade to protect the player.
[Passive] Ambidextry - Increased skill experience gain while using Dual Wield.
[Passive] Dynamic - Increased maximum Magicka and Stamina.
[Passive] Resist Flame - Increased resistance to Fire damage.
[Passive] Flame Talent - Increased damage from fire-based attacks.

Nord Racials

[Ultimate] Battle Cry - Increased outgoing damage for yourself and all nearby allies.
[Passive] Two-Handed Weapon Expertise - Increased skill experience gain while using Two-Handed weapons.
[Passive] Robust - Increased health regeneration during combat.
[Passive] Resist Frost – Increased resistance to Cold damage.
[Passive] Rugged – Increased natural Armor rating.