Devilsight

5th-level transmutation
Casting time: 1 action
Range: Touch
Target:
Components: V, S, M (a vial of blood from a devil worth at least 100 gp, which the spell consumes)
Duration: 8 hours
Classes: Warlock, Wizard
Subclasses:

You touch a willing creature and grant it the ability to see through magical darkness. For the duration, that creature has darkvision out to a range of 120 feet. Magical darkness doesn’t impede this darkvision.