The following are known CTRPF AR Cheat Codes for Metroid on Nintendo 3DS (3DS).

000400000006EE00.txt

[Push R Moon Jump Straight Up Only]
DD000000 00000100
2884C6A0 00000080
D2000000 00000000

[Infinite Missiles]
DB000000 0884FD52
D8000000 0884FD51
D2000000 00000000

[Infinite Health]
1884C49E 00006990