First I'll list what I have so far, followed by a few things im still deciding.
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HQ: Chaos Sorceror
Lash of Submission; Mark of Slaanesh

Troops: Chaos Space Marines ( 10 )
9 Chaos Space Marines; Plasmagun; Autocannon; Icon of Nurgle
1 Aspiring Champion

Troops: Plague Marines ( 10 )
9 Plague Marines; Meltagun (x2)
1 Plague Champion; Power Fist

Troops: Khorne Berzerkers ( 10 )
9 Khorne Berzerkers
1 Skull Champion; Power Fist
1 Rhino; Dozer Blade

Elite: Chosen ( 10 )
10 Chosen; Flamer (x2); Power Weapon (x1); Icon of Slaanesh

Troops: Summoned Lesser Daemon ( 10 )
10 Summoned Lesser Daemon

Heavy Support: Predator (1)
1 Predator; Autocannon; 2 x Lascannon Sponsons

Heavy Support: Predator (1)
1 Predator; Autocannon; 2 x Lascannon Sponsons
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Now i need to decide from the following...

10 lesser deamons
or
5 Raptors with an Icon of Khorn.

as well as

Daemon Prince with Wings; Doombolt; Mark of Nurgle
or
Chaos Lord with Blood Feeder; Bike; Mark of Khorne

I would love to get some feed back on what you guys think of the army as far as effectiveness and composition, as well as what two units I should add.

Biker lord or prince? Raptors or deamons..... im torn...