C486 The Landline Oscilloscope!

"Rubber, rubber, big protection!"

Without needing Yue Guang to say anything, he knew what to do.

After all, this was not the first time!

After Enel's experience on the island, everyone knew that Luffy was immune to lightning.

Thus...

In the rainy weather, in order to prevent being struck by lightning, Nami placed Luffy on the mast as a lightning rod