Best knights/titan books

Hey all,

Listening to Titanicus at the moment and really enjoying it. Also recently listened to the mechanicum HH book(favourite in the series so far).

It's got me thinking, what are the nest knight/titan books out there and are they available on audible?

Hey all,

Listening to Titanicus at the moment and really enjoying it. Also recently listened to the mechanicum HH book(favourite in the series so far).

It's got me thinking, what are the nest knight/titan books out there and are they available on audible?