This is a 1850 point nurgle army. My question is would this army work good and are their any improvements.
HQ:
Typhus, Warlord (230)
Daemon prince, Masterylevel 3, Power armour, black mace, wings, spell familiar (355)
Troops
3x Plaugue marines troops:
5 marines,one specialweapon ( melter), champion (plague knife, chainaxe, combibolter) Veteran of the long war. (195) This applies to all 3 troops
Fast attack:
Helldrake (Hades Autocannon) (170)
heavy support:
Landraider,combi bolter, combimelta, Digre caster, Dozer blade, Havoc launcher, warpflame gargoyles (272)
3x Obliterators with mark of nurgle and veterans of the long war (each 79)

Total:1849