PHB pg. 284
True Strike
0-level (Cantrip) Divination
Casting Time: 1 Action
Range/Area: 30 Feet
Components: S
Duration: Concentration, Up to 1 round
You extend your hand and 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.
Available for: Bard, Sorcerer, Warlock, Wizard