Onslaught

From Author Wars - https://authorwars.com/books/onslaught-2722918.html

Overview:

Title: Onslaught
Author: Ivan Kal
Year: 2016
Type: Novels
Series: Rise of the Empire
Number in Series: 6

Editions/Publications:

2016 . Onslaught (2016, Ivan Kal, Ivan Kal, $3.99, ebook, Novel)
2017 . Rise of the Empire: Books 4-6 (2017, Ivan Kal, Ivan Kal, $5.99, ebook, Omnibus)
2018 . Onslaught (2018, Ivan Kal, Ivan Kal, ISBN-10: 9781982951726, $12.99, 307 pages, Trade Paperback, Novel)