The main staff largely remains the same but with Satoshi Tasaki coming on to work with Takahiro Yoshimatsu on the character designs. Check out our review of the first season of the North American release.
The second season of Overlord is coming up as part of the winter 2018 season with a premiere date of January 9th, 2018.
It was animated by Madhouse with Naoyuki Itou directing it based on scripts by Yukie Sugawara and character designs by Takahiro Yoshimatsu as they adapt from the original works.