Super Mario 3D Land for the Nintendo 3DS was James' 16th Let's Play. The series ran from November 14th, 2016 to February 2nd, 2017.
You can watch the series from the beginning by clicking here.
"Once again, Bowser is up to no good and Princess Peach is in peril in this handheld 3D adventure. Lets-a-go!"
- The series icon featured above was created to match the current "JR" design, as with every series prior to Kirby: Planet Robobot