Unless you have to do a verb-for-a-verb type of translation, you might consider using phrases such as:
> "I'm the boss/rulebook (when it comes to ~~)."
>
> "I'm second to none (in ~~)"
because that is the nuance of []{} in this context.
Unless you have to do a verb-for-a-verb type of translation, you might consider using phrases such as:
> "I'm the boss/rulebook (when it comes to ~~)."
>
> "I'm second to none (in ~~)"
because that is the nuance of []{} in this context.