Basic Rules , pg. 284
True Strike
0-level (Cantrip)
Divination
Casting Time 1 Action
Range 30 ft
Duration 1 Round
Components S
Damage Type: Foreknowledge
Saving Throws: None
Description: You point a finger at a target in range. Your magic grants you a brief insight into the target's defenses. On your next turn, you gain advantage on your first attack roll against the target, provided that this spell hasn't ended.
Class(es): Bard, Sorcerer, Warlock, Wizard