Is it really true that opposites attract?
Do two People-Pleasers ever get together? Unlikely. They'd be utterly bored with each other.
One-dimensional personalities are drawn to people with BPD because the Borderline holds and expresses personality dimensions the fixer/rescuer/people-pleaser cannot tolerate in him or herself.
Repair this issue in YOU, and you won't need to attach to others who embrace the (normal, natural, human) personality facets that you reject in yourself.