It wasn’t Shamrock who visited the gorosei, it was Shanks.
The gorosei said the guy shouldn’t be involved in politics. But Shamrock is literally a world noble, it makes no sense for the gorosei to say this to him.
Given the revelation about Teach being Xebec’s son, it’s very likely that Teach’s ability to have two DFs is directly linked to something Xebec did.
Given how big of a threat Xebec was, it makes a lot of sense for Shanks to snitch to the gorosei. Roger did ultimately end up defending the CDs from Xebec, after all.
The gorosei said the guy shouldn’t be involved in politics. But Shamrock is literally a world noble, it makes no sense for the gorosei to say this to him.
Given the revelation about Teach being Xebec’s son, it’s very likely that Teach’s ability to have two DFs is directly linked to something Xebec did.
Given how big of a threat Xebec was, it makes a lot of sense for Shanks to snitch to the gorosei. Roger did ultimately end up defending the CDs from Xebec, after all.