My new favorite Warhammer 40k detachment is a Spearhead of Astra Militarum (nay Imperial Guard) Manticores with a Master of Ordnance from the Catachan regiment.
|Defending my kitchen counter top, not a jungle.|
Needless to say, they rain hell on my opponents and there isn't much they can do to stop it.
Got Magnus? I don't even have to see you.
Got giant bugs? Exterminated.
At less than 500 points, I have a hard time finding another formation that can pump this amount of damage that has rules that buff itself as efficiently without spending any command points. It's great against hoards, monsters, Primarchs and armor.