Cheat Codes:Sonic the Hedgehog 2 (16-bit)

Cheat Codes

These are cheat codes which can be accessed by inputting button sequences or by various other methods.

Note: in cheat codes, + signifies that the buttons must be held simultaneously.

• Zone Select: Play songs 19, 65, 09, 17 on the options screen, + on title screen.
• 14 Continues: Play songs 01, 01, 02, 04 on the options screen. An incorrect sound command is issued, causing OOZ music to continue playing until a reset.
• Super Sonic: Play songs 04, 01, 02, 06 on the zone select sound test, an emerald sound triggers, select zone, hold until Sonic appears.
• Debug mode + Slow-motion/Restart: Play songs 01, 09, 09, 02, 01, 01, 02, 04 on the zone select sound test, a ring sound triggers, select zone, hold until Sonic appears.
• Super Sonic + Debug: Play songs 01, 09, 09, 02, 01, 01, 02, 04, 01, 02, 06 on the zone select sound test, a ring sound triggers after 04 and an emerald sound triggers after 06, select zone, hold until Sonic appears.
• Change Tails' name to Miles on game HUD: Press at the title screen. In the Japanese version this will change Miles name to Tails instead.
• Shadow/Highlight (aka "night mode"): To enable the VDP Shadow/Highlight feature, aka "night mode", enter the Level Select screen, enable Debug Mode, select a level, and press +.

In-level Functions

File:Debug.png

Debug

NOTE: Debug mode does not work when you play as Tails in this game, even though the counters for debug mode are still intact here.

• Press to toggle normal and debug mode.
• Press to advance forward through the debug object list.
• Press + to advance backwards through the debug object list.
• Press to place the selected object at the current coordinates.
• Current coordinates are designated by the top line of hex digits in the HUD.
• Viewport coordinates are designated by the bottom line of hex digits in the HUD.
• In the Sonic 2 prototype, the bottom line represents two things: the left word is the timer in seconds and the right word is a sine that oscillates between 0000 and 0080.

Slow-motion/Restart - during pause

• Press to fade to black and restart from right after the SEGA screen.
• Press and hold to enable slow-motion (proceeds at half speed or 15fps as long as you keep holding ).
• Press to advance one frame.
• Press to resume.

Resources

• GameFAQs - Regular cheat codes.
• The GSHI - Official codes separated from User made codes.