My army follows this sort of thing. I want to use loads of Termagants to outnumber the enemy, and then use the biovores to bomb the enemy to hell. Basically, I just want loads of cheap shots. 91 Spinefist shots.

HQ
Tervigon - 195
Scything Talons
Regeneration

Troops
30 Termagants - 180
Spinefists

25 Termagants - 150
Spinefists

9 Ripper Bases - 135
Spinefists

Heavy Support
2 Biovores - 90