1500pts GreyKnight/SOB

Hey I don't have much of my GW Models left but I do want to start modelling and painting again while still having a competitive edge. Theres a chance I will get a job in March 20th Depending on me and my girlfriends circumstances.
I've been stressed a bit lately so I go off into my own world and 40k is like a gold mine for my imagination.

Heres What I thought

GrandMaster
Incinerator, Hammerhand
Retinue x5 GKT
Incinerator, 1x TH/SS

Cannoness
Book st Lusicous (can't spell it)
Blessed Weapon
Cloak ST Aspira

IST x5 Plasmagun
Grey Knight x 5 Incinerator, frag grenade.

x10 SOB Rhino (Smokes, EA) Combi-meltagun, Hv flamer, Meltagun Superior w/ book
x10 SOB Rhino (Smokes, EA) Combi-meltagun, Hv flamer, Meltagun Superior w/ book

Something like this. I used to use the 2 LR/LRC. but it's easy to realise that with that you Don't have the troops you need.

hi i use a grey knight/ SOB army too i use a cannoness and to be onist shes not that good allround
the SOB do good i only have 1 normal squad and i use them with my flamer GK as support