Arcade Classic No. 4 - Defender & Joust for Game Boy was released in October 1995 in North America.
TIPS AND TRICKS
DEFENDER
Skip to hi-score:
At the title screen, hold Left, then press Select to skip to the hi-score display immediately without need to wait.
Continue:
Enter the Options menu, put cursor to the EXIT option and press Left 40 times until you hear a sound. Now, instead of game over during the game you'll get to the Continue menu. Continues are unlimited.