Reversal of all

all things that would be bad to you are good and all things that would be good to you are bad. (bad things include damage debuffs bad equipment and bad rolls) (good things include healing buffs good equipment and good rolls) all good things done by you become the bad version of them  and all bad things done by you becomes the good version of them. as a bonus action or a reaction you can turn on or off this ability.

You can choose this feat during character creation if the prerequisite is met as replacement for the feature that comes from your background