Affliction

Artifact Ability
Reap Souls consumes all souls unleashed by Ulthalesh (souls appear when you kill enemies, the weapon also lets loose a few every couple seconds) and grants you Deadwind Harvester, increasing all damage done by and doubling all artifact traits' effects.

Damage Dealing Abilities
Agony leaves a DOT on the target that starts with low damage, but increases over time. Agony damage can sometimes generate a Soul Shard.
Corruption is a DOT that deals shadow damage over time.
Drain Soul is a channeled ability that deals damage over time, and heals you for an amount of the damage done to the target. Grants a Soul Shard if the target dies while channeling this spell.
Seed of Corruption throws a demonic seed at the target, that explodes after the target takes some damage from the Warlock. The explosion affects all targets around the seeded target, and afflicts them with Corruption.
Unstable Affliction is a powerful DOT that consumes a Soul Shard to deal heavy damage over a short duration. You can apply up to 5 Unstable Afflictions at the same time per target. Grants a Soul Shard if the target dies while having at least 1 Unstable Affliction on them.

Offensive Cooldowns
Summon Doomguard: Summons a Doomguard to your command for a short time. The Doomguard will cast Doom Bolts that deal heavy single-target damage.
Summon Infernal: Summons a Infernal to your command for a short time. The Infernal will land on your target, stunning everything around it, then deal heavy AoE damage.

Defensive Abilities
Unending Resolve hardens your skin, reducing all damage you take by 40% for 8 seconds, while also rendering you immune to interrupts and silence effects.

Pets
Warlocks have access to multiple demons that can do it's bidding. Each pet has a niche and a special ability that can be used via Command Demon.

Summon Imp: Summons an Imp under your command, that casts firebolts from a distance.
Command Demon: Cauterize Master - heals the Warlock for a short amount of health.
Summon Voidwalker: Summons a Voidwalker under your command, that is able to tank mobs and withstand heavy damage.
Command Demon: Suffering - The Voidwalker taunts the target to attack it.
Summon Succubus: Summons a Succubus under your command, that deals moderate damage and can seduce targets to prevent them from attacking you.
Command Demon: Whiplash - Deals moderate AoE damage and knocks targets back.
Summon Felhunter: Summons a Felhunter under your command, that deals moderate damage, can devour enemies' magic effects, and disrupt their spells.
Command Demon: Spell Lock - interrupts the target.

Utility Abilities
Banish: Banishes a Demon, Aberration or Elemental mob, preventing any action from them for 30 seconds. A banished target can't do anything, but is also immune to damage. You can break a Banish by recasting the ability on the target.
Demonic Gateway: Creates a gateway between two locations, which party and raid members can use to transport to one gateway to the other.
Create Healthstone: Creates a healthstone, that can be used to heal a moderate amount of health. Healthstones can be traded, and have 3 charges.
Create Soulwell: Creates a soulwell that party and raid members can use to acquire Healthstones.
Enslave Demon: Enslaves a Demon mob, forcing it to do your bidding for 5 minutes. This enslaved demon replaces your current pet.
Eye of Kilrogg: Summons an Eye of Kilrogg and binds your vision to it. The eye can be used to scout around.
Fear: Disorients a target for 20 seconds. Unlike Banish, this target is not immune to damage and damage done to it can break the Fear.
Health Funnel: Sacrifices your health to heal your summoned or enslaved demon for twice as much health.
Life Tap: Restores some of your mana at the cost of some of your health.
Ritual of Summoning: Creates a summoning portal, that can be used to summon party and raid members. Requires the caster and 2 allies to complete the ritual.
Soulstone: A combat ressurrection that brings a dead player to life after a short cast time. Can also be precast on an ally, that can use it to instantly ressurrect after dying.
Unending Breath: Allows an ally to breathe underwater. Also increases the ally's swim speed.

Passive Abilities
Soul Leech: All damage you and your pets deal grants you and your pets a shadowy shield.

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Demonology

Artifact Ability
Thal'kiel's Consumption drains some health from all of your active demons and unleashes a massive blast of shadow damage to your target, damaging for as much life as you drained from your demons.

Damage Dealing Abilities
Call Dreadstalkers uses 2 Soul Shards to summon 2 Dreadstalkers to attack your target for a short amount of time.
Demonic Empowerment empowers all your active demons for a short time, increasing their health and haste.
Demonwrath makes your demons thrive with demonic energy, unleashing AoE damage around them. Demonwrath damage has a chance to generate a Soul Shard.
Doom inflicts impending doom to your target, dealing heavy shadow damage after a moderate amount of time. Doom damage generates a Soul Shard.
Hand of Gul'dan uses up to 4 Soul Shards to call down a demonic meteor upon the target. This meteor also spawns Wild Imps, according to how many Soul Shards you used on this ability.
Shadow Bolt fires a bolt of shadow damage on your target. Shadow Bolt generates a Soul Shard.

Offensive Cooldowns
Summon Doomguard: Summons a Doomguard to your command for a short time. The Doomguard will cast Doom Bolts that deal heavy single-target damage. Can also be empowered with Demonic Empowerment.
Summon Infernal: Summons a Infernal to your command for a short time. The Infernal will land on your target, stunning everything around it, then deal heavy AoE damage. Can also be empowered with Demonic Empowerment.

Defensive Abilities
Unending Resolve hardens your skin, reducing all damage you take by 40% for 8 seconds, while also rendering you immune to interrupts and silence effects.

Pets
Warlocks have access to multiple demons that can do it's bidding. Each pet has a niche and a special ability that can be used via Command Demon.

Summon Imp: Summons an Imp under your command, that casts firebolts from a distance.
Command Demon: Cauterize Master - heals the Warlock for a short amount of health.
Summon Voidwalker: Summons a Voidwalker under your command, that is able to tank mobs and withstand heavy damage.
Command Demon: Suffering - The Voidwalker taunts the target to attack it.
Summon Succubus: Summons a Succubus under your command, that deals moderate damage and can seduce targets to prevent them from attacking you.
Command Demon: Whiplash - Deals moderate AoE damage and knocks targets back.
Summon Felhunter: Summons a Felhunter under your command, that deals moderate damage, can devour enemies' magic effects, and disrupt their spells.
Command Demon: Spell Lock - interrupts the target.
Summon Felguard: Summons a Felguard under your command, that deals heavy melee damage and cleaves multiple targets.
Command Demon: Axe Toss - The Felguard throws it's weapon on the target, inflicting light damage and stunning it for a short amount of time.

Utility Abilities
Banish: Banishes a Demon, Aberration or Elemental mob, preventing any action from them for 30 seconds. A banished target can't do anything, but is also immune to damage. You can break a Banish by recasting the ability on the target.
Demonic Gateway: Creates a gateway between two locations, which party and raid members can use to transport to one gateway to the other.
Create Healthstone: Creates a healthstone, that can be used to heal a moderate amount of health. Healthstones can be traded, and have 3 charges.
Create Soulwell: Creates a soulwell that party and raid members can use to acquire Healthstones.
Drain Life: Drains health from the target, dealing light damage and healing you for many times it's damage done.
Enslave Demon: Enslaves a Demon mob, forcing it to do your bidding for 5 minutes. This enslaved demon replaces your current pet.
Eye of Kilrogg: Summons an Eye of Kilrogg and binds your vision to it. The eye can be used to scout around.
Fear: Disorients a target for 20 seconds. Unlike Banish, this target is not immune to damage and damage done to it can break the Fear.
Health Funnel: Sacrifices your health to heal your summoned or enslaved demon for twice as much health.
Life Tap: Restores some of your mana at the cost of some of your health.
Ritual of Summoning: Creates a summoning portal, that can be used to summon party and raid members. Requires the caster and 2 allies to complete the ritual.
Soulstone: A combat ressurrection that brings a dead player to life after a short cast time. Can also be precast on an ally, that can use it to instantly ressurrect after dying.
Unending Breath: Allows an ally to breathe underwater. Also increases the ally's swim speed.

Passive Abilities
Soul Leech: All damage you and your pets deal grants you and your pets a shadowy shield.
Soul Link: Connects you with your currently active demon, making some of the damage you take be transferred to your demon. Also makes Soul Leech heal you and your demon for a moderate amount of the shield it gives.


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Destruction

Artifact Ability
Dimensional Rift rips a hole in time and space, opening a portal that fires bolts that damage your target. You can have up to 3 charges of Dimensional Rift at a time.

Damage Dealing Abilities
Chaos Bolt uses 2 Soul Shards to unleash a blast of chaos, inflicting massive damage to the target.
Conflagrate explodes the target, dealing moderate fire damage and decreasing the cast time of your next Chaos Bolts or Incinerates. Conflagrate generates a Soul Shard.
Immolate burns your target, causing moderate fire damage and leaving a DOT that deals extra damage over time. Immolate's periodic damage has a chance to generate a Soul Shard.
Incinerate blasts your target with moderate fire damage.
Rain of Fire uses 3 Soul Shards to call down a rain of hellfire, dealing fire damage to enemies in an area.

Offensive Cooldowns
Havoc: Marks a target for 8 seconds, causing all your single-target spells to also strike the marked target.
Summon Doomguard: Summons a Doomguard to your command for a short time. The Doomguard will cast Doom Bolts that deal heavy single-target damage.
Summon Infernal: Summons a Infernal to your command for a short time. The Infernal will land on your target, stunning everything around it, then deal heavy AoE damage.

Defensive Abilities
Unending Resolve hardens your skin, reducing all damage you take by 40% for 8 seconds, while also rendering you immune to interrupts and silence effects.

Pets
Warlocks have access to multiple demons that can do it's bidding. Each pet has a niche and a special ability that can be used via Command Demon.

Summon Imp: Summons an Imp under your command, that casts firebolts from a distance.
Command Demon: Cauterize Master - heals the Warlock for a short amount of health.
Summon Voidwalker: Summons a Voidwalker under your command, that is able to tank mobs and withstand heavy damage.
Command Demon: Suffering - The Voidwalker taunts the target to attack it.
Summon Succubus: Summons a Succubus under your command, that deals moderate damage and can seduce targets to prevent them from attacking you.
Command Demon: Whiplash - Deals moderate AoE damage and knocks targets back.
Summon Felhunter: Summons a Felhunter under your command, that deals moderate damage, can devour enemies' magic effects, and disrupt their spells.
Command Demon: Spell Lock - interrupts the target.

Utility Abilities
Banish: Banishes a Demon, Aberration or Elemental mob, preventing any action from them for 30 seconds. A banished target can't do anything, but is also immune to damage. You can break a Banish by recasting the ability on the target.
Demonic Gateway: Creates a gateway between two locations, which party and raid members can use to transport to one gateway to the other.
Create Healthstone: Creates a healthstone, that can be used to heal a moderate amount of health. Healthstones can be traded, and have 3 charges.
Create Soulwell: Creates a soulwell that party and raid members can use to acquire Healthstones.
Drain Life: Drains health from the target, dealing light damage and healing you for many times it's damage done.
Enslave Demon: Enslaves a Demon mob, forcing it to do your bidding for 5 minutes. This enslaved demon replaces your current pet.
Eye of Kilrogg: Summons an Eye of Kilrogg and binds your vision to it. The eye can be used to scout around.
Fear: Disorients a target for 20 seconds. Unlike Banish, this target is not immune to damage and damage done to it can break the Fear.
Health Funnel: Sacrifices your health to heal your summoned or enslaved demon for twice as much health.
Life Tap: Restores some of your mana at the cost of some of your health.
Ritual of Summoning: Creates a summoning portal, that can be used to summon party and raid members. Requires the caster and 2 allies to complete the ritual.
Soulstone: A combat ressurrection that brings a dead player to life after a short cast time. Can also be precast on an ally, that can use it to instantly ressurrect after dying.
Unending Breath: Allows an ally to breathe underwater. Also increases the ally's swim speed.

Passive Abilities
Soul Leech: All damage you and your pets deal grants you and your pets a shadowy shield.