Borka 50pts and suggestions please!

[Mr.B]

This is what i came up w/.

Borka +5
Impaler 5
Blitzer 9
Mauler 9
Thumper 3
Kriel Warriors 6
Caber Thrower 3
KW :UA 3
Fellblades 6
Fellcaller 6
Whelps 4
Gobbers 1

Any suggestion are welcome!