For those who have not completed Xenoblade Chronicles X, this page may contain spoilers regarding the plot. Discretion is advised.
The Wrothian Sneaker is a Main Boss in Xenoblade Chronicles X. She is a Wrothian warrior, and is fought at level 32 at the Shivering Sands in Sylvalum. She assists Ga Jiarg and Ga Buidhe, along with the three Wrothian Enacters at the end of Chapter 9.
"This blindingly nimble fighter excels at close-quarters combat. Her repertoire also includes the ability to convert atmospheric ether to heat and then control it."