GSNE8P
Sonic Adventure 2 

Max/Infinite Rings
021CC1D0 000003E7

Infinite Lives
001CC1CD 00000063

Always Low Time
021CC184 00000001

Max Score
041CC1F8 05F5E0FF

Tons Of Emblems
081F25C4 05050505
20280031 00000000
081F25C8 05050505
20280031 00000000

Hold Y For Super Turbo
28357F60 00000800
48000000 801DE600
DE000000 80008180
12000204 00004120
E2000002 80008000

Hold Z+A For Super Jump
28357F60 00000110
48000000 801DE600
DE000000 80008180
12000208 00003F80
E2000002 80008000

D-Pad Up For Huge Size
28357F60 00000008
48000000 801DE600
DE000000 80008180
120000A0 00004030
E2000001 80008000
48000000 801DE600
DE000000 80008180
120000A4 00004030
E2000001 80008000
48000000 801DE600
DE000000 80008180
120000A8 00004030
E2000001 80008000
E0000000 80008000

D-Pad Down For Mini Size
28357F60 00000004
48000000 801DE600
DE000000 80008180
120000A0 00003E80
E2000001 80008000
48000000 801DE600
DE000000 80008180
120000A4 00003E80
E2000001 80008000
48000000 801DE600
DE000000 80008180
120000A8 00003E80
E2000001 80008000
E0000000 80008000

D-Pad Left For Normal Size
28357F60 00000001
48000000 801DE600
DE000000 80008180
120000A0 00003F80
E2000001 80008000
48000000 801DE600
DE000000 80008180
120000A4 00003F80
E2000001 80008000
48000000 801DE600
DE000000 80008180
120000A8 00003F80
E2000001 80008000
E0000000 80008000

Have Chao Garden Key
001CC1AC 00000001

L+R For Chao Set 1
28357F60 00000060
081E4C0B 00000001
000A0008 00000001
001E4C5B 0000000A
E0000000 80008000

L+R+Z For Chao Set 2
28357F60 00000070
081E4C0B 00000009
000A0008 00000001
001E4C5B 0000000A
E0000000 80008000

L+R+X For Chao Set 3
28357F60 00000460
081E4C0B 00000014
00040008 00000001
001E4C5B 00000004
E0000000 80008000