Valkyrie see almost as good in the dark as they do when there is light.

Valkyrie can emit a piercing screech once per short rest doing 1d8 damage. The targeted creature must beat a constitution saving throw of 16 or be stuned until the valkyrie's next turn.

If you happen to encounter a large precious gemstone it is quite easy for you to become entranced. You must make an intelligence saving throw DC 15 to not become entranced. On a failed throw you have 0 movement and no actions. You can still hear everything around you. You must wait until your next turn to try and break your stare from the gem.

Being the daughter of good has it's perks, like being hard to kill. +2 to AC

Lightning can be seen when ever your character feels strong emotions.