Sonic The Hedgehog (Genesis)

Game Genie Codes

Note:
A Game Genie cartridge is required to use the codes featured below.


North American version
Master code:
ATBT-A32A
Alternate code: ATBT-AA32
Never lose rings:
AWHA-CA92
Rings worth 2:
SCGT-DJYL
or SCRA-BJX0
Rings worth 3:
3SCGT-DNYL
or SCRA-BNX0
Rings worth 4:
SCGT-DTYL
or SCRA-BTX0
Rings worth 5:
SCGT-DYYL
or SCRA-BYX0
Rings worth 6:
SCGT-D2YL
or SCRA-B2X0
Rings worth 7:
SCGT-D6YL
or SCRA-B6X0
Rings worth 8:
SCGT-DAYL
or SCRA-BAX0
Super Ring power-up worth 50:
GL5A-CAHN
Super Sonic does not lose rings:
AJZA-CA8N
Unlimited lives:
AJ3A-CA7A
Start with 99 lives:
NR4T-AAH4
Invincibility lasts forever:
AJRT-CA8R
Blue Spheres worth 8:
SCGA-BCON
A4GA-A28T
One Blue Sphere needed for Chaos Emerald:
RGGA-A60T
Much higher jump:
NAYA-C8B6
Never drown:
ATST-CA38
Only one ring to become Super Sonic:
AEYT-CAHO
All codes above from Logan Stromberg
Jump to end sequence:
GJBA-AA4G
Invisible rings:
DTLT-AAGL
All hidden items and breakable walls visible:
AEMT-BJB0
Remaining scenery will be scrambled; use to discover secrets.
Once invincible, stay invincible:
AE0T-ABEA
Level select menu:
AJ3A-AA4G
Start with one life:
AE3T-ACLA
Disembodied Sonic at title screen:
AY3T-AACE
Start at title resets to "Sonic Team Presents...":
AE3T-AA4G
Start with 1 life:
AE3T-AACL
Start with 5 lives:
AY3T-AACL
Start with 5 chaos emeralds:
AY3T-BA4R
Delayed and repeated ring sparkle when collected:
SCRA-BJXG
Freeze rings when touched:
SCRA-BJXL
Rings do not sparkle when collected:
SCRA-BJXR
Bounce off rings:
SCRA-BJXT
Collect a ring, and your total will not stop rising:
SCRA-BJXW
Collected rings replaced by solid rings that may being stood on:
SCRA-BJXY
Each ring is worthless:
SCRA-BFX0
Maximum rings collected is 10, except from monitors:
SCRA-BJX2
Jump down through floors:
DDLT-AAGG
Disable this code for a normal jump.
Zero gravity:
ADLT-AAGL
Asteroid gravity:
A5LT-AAGL
Jump higher:
BDLT-AAGL
Jump higher:
DDLT-AAGL
Lower jump:
KDLT-AAGL
Keep shows for remainder of level once collected:
KDLT-AAGL
Slightly higher gravity:
LDLT-AAGL
Higher gravity:
NDLT-AAGL
Extremely high gravity:
9DLT-AAGL
Invisibility:
FJ0A-C6BJ
Slower Sonic:
960A-CABR
Faster Sonic
960A-C6BR
Cannot move left or right:
960A-CABT
Sonic is slow to reach full speed:
AE0A-CABY
Reach full speed instantly:
960A-CABY
Unable to stop:
AA0A-CAB4
Stop instantly:
960A-CAB4
Some items disappear, and other items reappear after hit:
AE0T-CABA
Once invincible, stay invincible for the rest of level:
AE0T-CABE
Running shoes increase your max run speed for the rest of the round:
AE0T-CAB2
Unlimited lives (alternate):
GJ6A-CA5T
Game Over will be displayed after every life obtained.
Unlimited lives (alternate):
GJ6A-CA7A
Simply disappear when losing a life:
GJ6A-CA6A
High jump when losing a life:
GJ6A-CA6N
Stay standing in S-curve tunnels; cannot run loops:
AE6T-CABY
Gives Sonic and Tails have purple hair:
A7J2-AAAA
A7J2-AAAA
C1M4-A210

Pro Action Replay Codes

Note:
Since the Pro Action Replay cartridge has the capability to write to memory addresses outside of the Game Genie's range, the following codes may only be enabled with that device. It is not possible to convert them for use on the Game Genie.

Activate debug mode:
FFFFFA0010
FFFFFA0001