From News24.com: 

Rabbi orders maiming of dolls

Jerusalem - In a tough break for the children of Orthodox Jewish families, a former grand rabbi of Israel has urged parents to amputate their dolls to avoid the perils of idolatry.

(more here)

I don’t believe the Rabbi said there was anything wrong with putting a pegleg on the dollies arm or leg,  so apparently Pirate Dollies are ok.