I Got Whitebeard from a Sign-In Reward, Shocking the World

After transmigrating to the world of One Piece, he obtained a God-tier sign-in System and signed in to Whitebeard from the start!

"Ding-dong! Congratulations, Host, you've obtained Conqueror's Haki!"

"Ding-dong! Congratulations, Host, you've obtained Armament Haki!"

"Ding-dong! Congratulations, Host, you've obtained Observation Haki!"

"Ding-dong! Congratulations, Host, you've obtained the Tremor-Tremor Fruit ability!"

Bai Xuan: "Hmm... That's about enough. I've finally squeezed Whitebeard dry. Who should I go after next?"

"Ding-dong! Congratulations, Host, you've obtained the Phoenix Fruit ability!"

"..."

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.