1 Grey Knight Grand Master (HQ)
Nemesis Force Halberd; stormbolter
Icon of the Just
4 Grey Knight Terminator Retinue
Nemesis & Storm Bolter (x4)
1 Grey Knight Land Raider 'Crusader' (Heavy Support)
Smoke Launchers
1 Ordo Malleus Inquisitor (Elites)
Close Combat Weapon (x1); Psycannon
1 Acolyter
2 Sage
3 Warrior
Heavy Bolter Servitor (x2); Plasma Cannon Servitor
1 Eversor Assassin (Elites)
7 Grey Knights (Troops) @ 275 Pts
Psycannon (x2); Nemesis & Storm Bolter
1 Grey Knight Justicar
6 Grey Knights (Troops) @ 200 Pts
Nemesis & Storm Bolter
1 Grey Knight Justicar
1 Grey Knight Dreadnought (Heavy Support) @ 145 Pts
Missile Launcher; Twin Lascannon
Extra Armour
I think this is the final list... after a couple of days thinking about it. I tried to put more psycannons in it as suggested, it looks good for a 1500 list.
(if you still have to say something about my list, you can always say it
)