One Piece Chapter 6, page 10: Chapter 6: Number One

The defeated Marines lie groveling on the ground, completely terrified. They cry out, "A RUBBER-MAN!?" and "CAPTAIN!! THEY'RE TOO MUCH FOR US!!" Another despairs, "IT'S HOPELESS! WE CAN'T FIGHT A RUBBER MAN......AND THAT DEMON RORONOA ZOLO AT THE SAME TIME!!" Meanwhile, Luffy and Zoro stand side-by-side in a powerful, confident pose, with Koby watching them from behind as a dramatic "DA-BOOM!" sound effect frames the heroic duo.