For those who have not completed Xenoblade Chronicles X, this page may contain spoilers regarding the plot. Discretion is advised.
The Tainted Caro are three Story Exclusive Enemies in Xenoblade Chronicles X. They are members of the Tainted group as Caro variants infected by a virus. They are fought near Millstone Ridge in Noctilum at level 20 during Chapter 6, after retrieving the alien mech.