The Peticopter.

The Peticopter is a small pedal-powered helicopter. The device allows Alex Kidd to fly and to shoot damaging projectiles at his opponents.

Throughout the game Alex Kidd in Miracle World, Alex can find & use Peticopters. They can also be bought from Shops for 200 Baums. In Alex Kidd in the Enchanted Castle the Peticopter can be won in Janken matches and used thusly. In the 2010 game Sonic & Sega All-Stars Racing Alex's "All-Star move" is hopping into the Peticopter and shooting his opponents.