This is basis for my warlock deck. I have not much experience with warlocks so I neec help to find out what I need. As everyone might see, I'm short of warlock abilities and I'm not sure what I would need.

HERO
Mazar (gnome warlock)

ALLIES (29)
Sarmoth x4
Braxiss the Sleeper x2
Kailis Truearc x1
Apprentice Teep x3
Moira Darkheart x4
Parvink x4
Latro Abiectus x3
Jeleane Nightbreeze x4
Korthas Greybeard x4

ABILITIES (12)
Jar Soul x3
Immolate x3
Steal Essence x2
Burn Away x2
Vanquish x2
Exhaustion x2

QUESTS (17)
Kibler's Exotic Pets x4
The Flawless Flame x3
Corki's Ransom x3
The Missing Diplomat x1
A Donation of Wool x2
It's a Secret to Everybody x2
Battle of Darrowshire x1
Finkle Einhorn, At Your Service x1