Class Acts: Warlocks (5E)

From publisher blurb: The Class Acts series introduce new archetypes and character options for the character classes you'll find in the Player's Handbook and elsewhere. Every PDF contains three full pages of high-quality content that gets straight to the point - no fluff or filler. Class Acts: Warlocks introduces a new otherworldly patron (the Dreaming Deep) and six new eldritch invocations (Abeyance, Deceive Magic Device, Ghoulish Chain, Lifestealing Blade, Promises of Power, and Scribe in Blood).