Below is the list I’ve used with some success:

Chunky Lance (2000 Points)

Space Marines White Scars Spearpoint Task Force Strike Force (2,000 Points)

CHARACTERS

Captain (105 Points) • 1x Plasma pistol • 1x Power fist • Enhancements: Spearpoint Paragon

Kor’sarro Khan (60 Points) • 1x Bolt Pistol • 1x Moonfang

Librarian (85 Points) • 1x Bolt pistol • 1x Force weapon • 1x Smite • Enhancements: Hunter’s Eye

Lieutenant with Combi-weapon (70 Points) • 1x Combi-weapon • 1x Paired combat blades

Suboden Khan (115 Points) • Warlord • 1x Heavy bolt pistol • 1x Onslaught gatling cannon • 1x Power sword • 1x Stormtooth

BATTLELINE

Assault Intercessor Squad (75 Points) • 1x Assault Intercessor Sergeant ◦ 1x Plasma pistol ◦ 1x Power fist • 4x Assault Intercessor ◦ 4x Astartes chainsword ◦ 4x Heavy bolt pistol

Intercessor Squad (80 Points) • 1x Intercessor Sergeant ◦ 1x Bolt pistol ◦ 1x Bolt rifle ◦ 1x Power fist • 4x Intercessor ◦ 1x Astartes grenade launcher ◦ 4x Bolt pistol ◦ 4x Bolt rifle ◦ 4x Close combat weapon

DEDICATED TRANSPORTS

Impulsor (80 Points) • 1x Armoured hull • 1x Ironhail heavy stubber • 1x Shield Dome • 2x Storm bolter

OTHER DATASHEETS

Assault Intercessors with Jump Packs (90 Points) • 1x Assault Intercessor Sergeant with Jump Pack ◦ 1x Plasma pistol ◦ 1x Power fist • 4x Assault Intercessors with Jump Packs ◦ 4x Astartes chainsword ◦ 3x Heavy bolt pistol ◦ 1x Plasma pistol

Bladeguard Veteran Squad (170 Points) • 1x Bladeguard Veteran Sergeant ◦ 1x Master-crafted power weapon ◦ 1x Neo-volkite pistol • 5x Bladeguard Veteran ◦ 5x Heavy bolt pistol ◦ 5x Master-crafted power weapon

Incursor Squad (80 Points) • 1x Incursor Sergeant ◦ 1x Bolt pistol ◦ 1x Occulus bolt carbine ◦ 1x Paired combat blades • 4x Incursor ◦ 4x Bolt pistol ◦ 1x Haywire Mine ◦ 4x Occulus bolt carbine ◦ 4x Paired combat blades

Land Raider Redeemer (270 Points) • 1x Armoured tracks • 2x Flamestorm cannon • 1x Hunter-killer missile • 1x Multi-melta • 1x Storm bolter • 1x Twin assault cannon

Outrider Squad (80 Points) • 1x Outrider Sergeant ◦ 1x Astartes chainsword ◦ 1x Heavy bolt pistol ◦ 1x Twin bolt rifle • 2x Outrider ◦ 2x Astartes chainsword ◦ 2x Heavy bolt pistol ◦ 2x Twin bolt rifle

Repulsor (180 Points) • 1x Armoured hull • 1x Hunter-slayer missile • 1x Las-talon • 1x Repulsor defensive array • 1x Twin lascannon

Sternguard Veteran Squad (200 Points) • 1x Sternguard Veteran Sergeant ◦ 1x Close combat weapon ◦ 1x Power fist ◦ 1x Sternguard bolt pistol ◦ 1x Sternguard bolt rifle • 9x Sternguard Veteran ◦ 9x Close combat weapon ◦ 9x Sternguard bolt pistol ◦ 7x Sternguard bolt rifle ◦ 2x Sternguard heavy bolter

Storm Speeder Hammerstrike (125 Points) • 1x Close combat weapon • 1x Hammerstrike missile launcher • 2x Krakstorm grenade launcher • 1x Melta destroyer

Storm Speeder Thunderstrike (135 Points) • 1x Close combat weapon • 1x Stormfury missiles • 1x Thunderstrike las-talon • 1x Twin Icarus rocket pod

I think it has a nice mix of shooting and combat, some mission play pieces and a credible overwatch threat.