Lots of books on Amazon.com's daily deal.
Vengeful by V. E. Schwab -
$2.99 -
Link
The sequel to Vicious.
Legion: The Many Lives of Stephen Leeds by Brandon Sanderson -
$2.99 -
Link
This collects the 3 Legion novellas + a short story.
Invisible Planets: Contemporary Chinese Science Fiction in Translation, edited by Ken Liu -
$2.99 -
Link
An anthology of Chinese stories, from 2016
The Fated Sky by Mary Robinette Kowal -
$2.99 -
Link
Sequel to The Calculating Stars.
Port of Shadows by Glen Cook -
$2.99 -
Link
Direct sequel to the Black Company, but published 17 years later. Reviews are mixed.