Eldritch Student

You have studied occult, forbidden, or otherworldly magic enough to gain one warlock invocation. You choose one Eldritch Invocation from the warlock class. If that invocation has a prerequisite, you can choose it only if you meet that prerequisite.

Requirement:
You must have either the Spellcasting feature or Pact Magic feature.

Common uses:

• Devil’s Sight — see normally in magical darkness.
• Eldritch Mind — advantage on Constitution saves to maintain concentration.
• Mask of Many Faces — cast disguise self freely.
• Fiendish Vigor — cast false life freely.
• Armor of Shadows — cast mage armor freely.