Weevil seems to have a great deal of control over his weapon, and he has used it to defeat many allies of the Whitebeard.

Source: https://gamerant.com/one-piece-edward-weevils-strength-explained/

Whilst it was once a hilarious joke that Weevil, a complete oaf of a character and pirate, could be the trueborn son of one of the greatest pirates, recent story developments have now shifted the scale in favor of Buckingham’s claims being true.

Source: https://www.cbr.com/one-piece-edward-weevil-whitebeard-son-mystery/