You're referring to the License Key system in Xenoblade Chronicles X!
Here's a brief rundown on License Keys:
License Keys are special items that grant you permission to operate specific Skells. Each Skell has a unique License Key associated with it, and you'll need to obtain the corresponding key to unlock and use that Skell. license key xenoblade chronicles x
In Xenoblade Chronicles X, the License Key is a crucial item that allows you to unlock and equip various machines, known as Skells, to aid you in combat and exploration. You're referring to the License Key system in