WRXP
Mega man 10

1 hit Kills (Enemys+bosses) [Skiller]
C205897C 00000003
2C000000 41820008
38000000 B01E0030
60000000 00000000

Character Select Open [Skiller]
040F5CD4 38800004
040F5CE0 38800003

Gain 999 Screws (On pickup) [Skiller]
040744CC 40810004

Have all weapons [Skiller]
02535A7E 0000FFFF

Jump to wily's castle(Hold 1 and press Right on D-Pad) [Skiller]
2845348A 00000202
02535AEA 000001FF
E0000000 80008000
Note from the Stage select press - to goto the save menu then go back to the stage select and bam

Allow hard mode [Skiller]
025A0A42 0000A006