The following are known CTRPF AR Cheat Codes for LEGO Marvel Super Heroes: Universe in Peril on Nintendo 3DS (3DS).

00040000000D2000.txt

[99999999 Gold Studs]
00407558 05F5E0FF

[99999999 Silver Studs]
00396B98 05F5E0FF

[Infinite Health]
60379278 00000000
B0379278 00000000
90000142 00003C00
20000140 000000C8
D2000000 00000000