I think I have a winner. Or loser
45 points: Big Mek with Cybork Body
Elites:
400 points: 10 Nobz, all with Twin-linked Shootas and Waaagh Banners
400 points: 10 Nobz, all with Twin-linked Shootas and Waaagh Banners
400 points: 10 Nobz, all with Twin-linked Shootas and Waaagh Banners
Troops:
40 points: 10 Grots, 1 Slaver.
40 points: 10 Grots, 1 Slaver.
Heavy Support:
225 points: 10 Flash Gitz
225 points: 10 Flash Gitz
225 points: 10 Flash Gitz
It's all defense, no attack (except melee attrition), and only has 22 scoring bodies, 20 which are Grots and thus weedy.