Thunder Force IV/Secrets

At the title screen, hold down and press  to see an options screen. At this screen you can change the button controls, default engine power, number of lives, difficulty, and listen to sound FX and music from the game.


 * 99 Lives: To load yourself with 99 ships, set your Stock Ship to zero at the options screen.
 * Extra Music: Beating the game will yield a new section of songs in the Options screen – the Omake tracks.
 * All Weapons: To add all the weapons in the game and a probe to your arsenal, pause the game and press          .  Now you can press  to add all weapons to your reserve, press  to add/remove the claw, and press  to select a weapon and  to stick it in the trash