Aero uses a number of special moves and such as drill attacks, hovering, throwing stars, and warping to fight off foes and complete the objective for each level.

Cheat Mode and More
    To enable extra cheats, enter the code L, R, X, B, LEFT, UP, RIGHT, DOWN, Y, A at the
     level-select screen. This gives you a modified level-select menu with added options.

     To get infinite stars, press A, Y, L, UP, DOWN, R, A, Y, RIGHT, LEFT at the modified
     stage-select menu. Now the "Infinite Stars" option can be turned on and off.

     To get the "No enemy collision" option to work, press DOWN,A,Y,R,Y,B,UP,L,Y,A at the
     modified stage-select screen (see Cheat Mode.)

Extra Continues
     For 5 continues, press X, Y, B, A, X, A, B, Y, UP, L at the title screen.

     For 9 continues, press X, Y, B, A, X, A, B, Y, UP, R at the title screen.

Level Select
     Complete any level. During the Bonus Point tally, press R and a level-select screen will appear.

Level Skip
     At the start option screen press Down, A, Down, Y, Down, A, Down, Y. You will hear a noise to
     confirm it worked. When you want to skip levels pause the game and press Up, X, Down, B,
     Left, Y, Right, A, L, R. If this is done right you will hear a noise. Unpause the game to advance
     to the next level.