Devils knowledge

Devil’s Knowledge. You have advantage on Insight (Wisdom) checks made to discern whether or not a devil is lying to you. Additionally, once per turn, you can use a bonus action to ignore all damage resistances and immunities fiends possess, also, you have advantage on all weapon and spell attack rolls you make against fiends. These benefits last until the start of your next turn. You can only do so a number of times equal to your Wisdom modifier. You regain all expended uses when you finish a long rest.