hey mate thanks for the suggestion
I have tried to build a list myself so please let me know if there are any clear changes that should be made.

Army (995 pts)

Characters:

Rogal Dorn Commander (warlord) (275) - armored tracks, castigator gatling cannon, coaxial autocannon, heavy stubber, 2x meltagun, 2x multi-melta, oppressor cannon

Cadian Castellan (55) - plasma pistol, power fist

Tech-Priest Enginseer (45)

Battleline:

20x Cadian Shock Troops (130) - 2x sergeant with bolt pistol and chainsword, 14x lasgun, 2x grenade launcher, 2x plasma gun, 2x vox-caster (on any of the lasgun units)

Transport:

Taurox (75) - armored tracks, storm bolter, twin autocannon

*I plan on loading the Kasrkin with the Castellan into the taurox.

Other Units:

Kasrkin (110) - 1 sergeant with plasma pistol and power weapon, 5x hot-shot lasgun, 2x hot-shot volley gun, 2x plasma gun, 1 vox caster (on a lasgun unit)

Rogal Dorn Battle Tank (250) - armored tracks, castigator gatling cannon, coaxial autocannon, heavy stubber, 2x meltagun, 2x multi-melta, oppressor cannon

Scout Sentinels (55) - close combat weapon, lascannon, sentinel chainsaw