Need some help to go to 2000 pts

Hello as stated in the title i need some help to go to 2000 pts here is my list right now : death guard (995 points)

CHARACTERS

Lord of Virulence (110 points) • 1x Power fist 1x Twin plague spewer • Enhancement: Helm of The Fly King

Malignant Plaguecaster (60 points) • 1x Bolt pistol 1x Corrupted staff 1x Plague Wind

Tallyman (40 points) • 1x Close combat weapon 1x Plasma pistol

Typhus (90 points) • Warlord • 1x Lakrimae

BATTLELINE

Plague Marines (95 points) • 1x Plague Champion • 1x Plasma pistol 1x Power fist • 4x Plague Marine • 1x Blight launcher 2x Boltgun 1x Icon of Despair (Aura) 4x Plague knives 1x Plague spewer

Plague Marines (95 points) • 1x Plague Champion • 1x Boltgun 1x Plague knives • 4x Plague Marine • 4x Boltgun 1x Icon of Despair (Aura) 4x Plague knives

DEDICATED TRANSPORTS

Chaos Rhino (85 points) • 1x Armoured tracks 2x Combi-bolter 1x Havoc launcher

OTHER DATASHEETS

Deathshroud Terminators (140 points) • 1x Deathshroud Champion • 1x Icon of Despair (Aura) 1x Manreaper 2x Plaguespurt gauntlet • 2x Deathshroud Terminator • 2x Manreaper 2x Plaguespurt gauntlet

Deathshroud Terminators (140 points) • 1x Deathshroud Champion • 1x Icon of Despair (Aura) 1x Manreaper 2x Plaguespurt gauntlet • 2x Deathshroud Terminator • 2x Manreaper 2x Plaguespurt gauntlet

ALLIED UNITS

War Dog Huntsman (140 points) • 1x Daemonbreath spear 1x Diabolus heavy stubber 1x Reaper chaintalon

What would be the best to add? I like Mortarion Hammer

I was thinking in getting some blighlord termies to fo with the lord of Virulence

maybe Mortarion but I dont know if he is worth 380 pts?

What about poxwalkers ? Saw another post saying they were not worth

Thanks for the help May grand father nurgle bless you