Shadow the Hedgehog

(M) (Kirby is cool)
9QJH-EK1R-B1AZF
KDA3-D3AF-XB8HB

Infinite Rings (Player 1) (Link Master)
E5X4-2EM2-R1E67
1HKQ-VNVR-X7MN1

Infinite Rings (Player 2) (Link Master)
F0A7-MFYF-K8K3H
RGJE-WNPZ-8EU5W

Infinite Lives (Link Master)
H2XB-6M9N-3YFKX
42MK-DNUE-7V1MW

Infinite Health (All Vehicles) (Link Master)
U1G1-ZN2N-5QHDW
9RF7-HZZU-A62B6

Infinite Ammo All Weapons (Link Master)
CZF2-074H-7GE04
ARJM-7WXE-1QKQ1

Infinite Chaos Control (Link Master)
H09P-GT1U-RAEK2
1N9F-TNKR-3KN7V

Infinite Chaos Blast (Link Master)
1PC0-16V2-FUYVG
PGZR-U7MK-VH6G1

Infinite Chaos Modifier (Link Master)
H4MK-BJH7-K7Z4F
F9KW-QZ1B-MP1AT
GC8Y-C9JY-A4X9T
P7NA-2TT4-K4ZNT
PGZR-U7MK-VH6G1
WPJY-RKW2-QVHZY
1N9F-TNKR-3KN7V
RMZK-C3FD-95JKX
XHGB-VMX9-BKARM
P7NA-2TT4-K4ZNT
RMZK-C3FD-95JKX

Time Stop Replaces Chaos Control (Link Master)
7JBJ-RBCK-AKZ1P
AC6A-9E0D-G26ZB

Time Control (mikehippop)
Z05U-M1ME-8UUU5
1PM8-10RZ-Z8UZT
CB98-VVNZ-CH7V8
UYVG-29G6-52J3P
J2ZN-C3VA-QB72J
AF67-A6KX-CKC1C
KY91-1G7F-BDDZN
Y7U2-NUN5-9JJ2T
69HZ-5UY0-TYEQJ
KU7F-G4KY-AMJ9C
VU7A-GGAY-4UGFB

Hover in Midair On/Off (D-pad Up/Down) (Link Master)
4QNN-TB1P-NZJW9
AF67-A6KX-CKC1C
T8Q3-P8KF-BVHWT
1PM8-10RZ-Z8UZT
8H4E-DP4X-XNEQQ

Max Normal Points (Link Master)
3V5B-K5MK-1NCUX
HCDX-5CUM-WRKHH

Max Hero Points (Link Master)
F365-KYRY-JY1B7
TJ72-WANP-FUM3Z

Max Dark Points (Link Master)
36CQ-546B-PD5YF
18T5-A86N-KKNC3

Max Points (All 3) (Link Master)
KMWH-55X2-B6TN6
18T5-A86N-KKNC3
TJ72-WANP-FUM3Z
HCDX-5CUM-WRKHH

Freeze Timer (Link Master)
9RHU-DE42-7X8KH
J980-05RE-JFBUC
W6YF-4GHW-TWRYJ

Speed x0.1 (Link Master)
AAXE-JGUX-HE8QE
GA6B-YYTZ-R154X

Speed x0.5 (Link Master)
D3XB-0NXK-GKGXK
15R6-JAVK-E59UH

Speed x1.5 (Link Master)
77QZ-MYD8-6EUQN
XQME-84G1-JB5AR

Speed x2.0 (Link Master)
ZJR7-VAV6-9TTDU
CYTA-GG3P-16JYZ

Speed x2.5 (Link Master)
K3JW-JGWU-9BHF3
DJWT-6U4G-CXUXE

Speed x3.0 (Link Master)
5DN2-QDXE-ETB6A
UC6R-9PE9-KN5PC

Speed x3.5 (Link Master)
U2DH-T9VJ-62FGA
T9U1-TGND-Q3PRF

Speed x4.0 (Link Master)
XQUX-PU8R-Q3K61
P7EZ-UDXT-EV3Y0

All Keys Found In Current Level Played (Link Master)
V6J2-VK2J-NKBHQ
1Z84-9F3D-VE9JF
YHWF-PY76-UWMFT
63JQ-2RK6-3N0KC
3AV2-PF4B-WAD24
M0BH-PU9X-CY66Z

Unlock Expert Mode & Last Story (Link Master)
495B-9XC9-2CVRZ
4CBR-PVQK-8WHB8

Unlock All Normal Levels & Final Boss Battles (Link Master)
1YY8-9PB0-236VZ
R8PD-4Z63-99XR4
CTN3-CN3K-0G6JE

Unlock All Songs (Link Master)
611H-B04D-EEZQ0
6M9Q-0XER-P4T2B
47AG-D2H7-T3WTD

Full Library (Link Master)
MQRW-3UKZ-2XT56
6NNQ-Z33N-0M4HU
UA7T-RB3E-BGWAF

Notes

Infinite Chaos Modifier
L for Chaos Blast
R for Chaos Control
Z for No Power
Time Control
D-pad Left - Slow Down Time 
D-pad Right - Speed Up Time
D-pad Up - Normal Speed
D-pad Down - Freeze Time
Z+D-pad Right - Super Speed