Use the game's built in trainer mode to achieve infinite lives
Items that count towards completing the game:
| Item | % | Use | |
 |
Batarang | 4% | Anywhere |
 |
Tools | 1% | On the Bat Computer |
 |
Control Disk | 1% | On the Bat Computer (after Tools) |
 |
Trainees | 2% | Anywhere - makes you run |
 |
Lock Pick | 7% | On the locked door on the roof of The Penguin's Warehouse |
 |
False Nose | 2% | Anywhere - hides you from everybody |
 |
Door Key | 8% | Any Locked Door |
 |
Lift Key | 6% | Lift (The Penguin's Warehouse) |
 |
Rope | 12% | Beneath hole (The Penguin's Warehouse) - where you find the fried egg |
 |
Dart | 18% | On dartboard (The Penguin's Warehouse), climb rope |
 |
Magnet | 9% | In the dartboard room |
 |
Pass Card | 9% | On the enterance to The Penguin's Mansion |
 |
Flashlight | 9% | In the dark room - just inside The Penguin's Mansion |
 |
Video Tape | 1% | On any television (The Penguin's Mansion) |
 |
Games Disk | 10% | On The Penguins's Computer (The Penguin's Mansion) - top floor, to the right |
Use all of the above, giving you a percentage of 99% and the game is completed:
Items that boost your health:
Sweet
Toast
Lemonade
Fried Egg
Banana
Cup CakeItems that are not used:
Trumpet
Hand Grenade
Dagger
NOTE: maps taken with permission from http://www.zzap64.co.uk
by Richard Mace 2007