Invincibility -
Find the posters mounted on the pole at the bar. Then, click on the posters in
the following pattern: top, bottom, second from the top, second from the
bottom, and continue until the center poster is clicked.

Unlimited money -
Collect all the money from the bar, including the amount from finding and
selling the hidden Mech in the floor. Save the game, quit, and restart. All the
money previously taken will re-appear again. Repeat this procedure to increase
your total funds.

Restore hit points -
While playing a game, press [Shift] + [F11] + [F12].

Nude character -
Select "Lucky Winner" and click on the "C" in the word "Lucky".