Sega Saturn
Astal
Also known as: Kagayo Suishou Densetsu Astal

Walkthroughs and Guides
Outside link to all the information you'll need on this game, and more!
Courtesy of: Gamefaqs.com

BUTTON COMBINATION CHEATS

INVINCIBLE
During play, pause the game and press:
Up, Y, Left, A, Down, B, Right, C.

REFILL ENERGY
During play, pause the game and press:
Down, R, Up, L, X, A, Y, B, Z, C, Right, Left.

UNLOCK THE SECRET MODE
On the Options screen, press:
Left, Right, Left, Right, Up, Down, L, R, Start.
If successful, a new entry called 'Secret Mode' will appear which you can use to increase the number of lives to 99.

STAGE SELECT
After you have enabled the 'Secret Mode' (above), return to the Title screen.
While the words 'Game Start' and 'Options' appear, press:
Up, Down, Left, Right, L, R, A, Y, C, Z, B, X.
Stage Select entry will appear on the main menu.

Submitted by: CheatBookJon