Profesisonal Slacker

Years of napping on duty or working night shifts has made you more adept at getting cozy while on duty, as well as making the most of a quick respite. You gain the following benifits:

Ability Score Increase. Increase your Constitution or Wisdom by 1, to a maximum of 20.

Omnisomniac. You can sleep in medium or heavy armour without suffering any negative effects.

Maximised down-time. When recovering hit dice during a short rest, you can reroll a hit dice and use either total, you can use this feature an amount of times equal to your proficience bonus per long rest. if you have the Spellcasting class feature, you may swap out one of your prepared spells for another spell of equal spell level or lower.