True sight/strike (5e Spell)
From D&D Wiki
|Casting time:||1 bonus action|
|Duration:||concentration up to 1 round|
You extend your hand and point a finger at a target in range. If the target is a non friendly creature Your magic grants you a brief insight into the target’s defenses. On your next attack, you gain advantage on your first attack roll against the target, provided that this spell hasn’t ended. If your target is yourself or a friendly creature you or the friendly creature have advantage on skill checks and saving throws, provided that this spell hasn’t ended.