Batman Returns

DB68-4F00 Start with 9 lives instead of 3
C9A5-1764 Infinite lives (only 3/4 view levels)
D16F-4464 + D1C0-4DD7 Start with 6 test tubes
DB6F-4464 + DBC0-4DD7 Start with 9 test tubes
C9A7-C404 Protection from some hazards
DDAE-3707 Batman's Cape sweep uses up no energy
DD2F-4FAD Batman's Spear gun uses up no energy
FDAE-3707 Batman's Cape sweep uses up more energy
FD2F-4FAD Batman's Spear gun uses up more energy
DD2E-3D6B Maximum energy from hearts
F9CF-4F05 Batman's Cape sweep does more damage
F9CD-4705 Batman's Normal punch does more damage
F9CD-4765 Batman's Normal knee does more damage
7DCF-4F05 Batman's Cape sweep does mega-damage
7DCD-4705 Batman's Normal punch does mega-damage
7DCD-4765 Batman's Normal knee does mega-damage
D4CF-4F05 Batman's Cape sweep does less damage
D4CD-4705 Batman's Normal punch does less damage
D4CD-4765 Batman's Normal knee does less damage
7DCF-4D05 + 7DCF-4DD5 Batman's Jump kick does mega-damage
F9CF-4D05 + F9CF-4DD5 Batman's Jump kick does more damage
D4CF-4D05 + D4CF-4DD5 Batman's Jump kick does less damage