Help me please at Extra missions for DoC

[Vinceroth Valentine]

Hiya!Mods or admins may move this to Dirge of Cerberus forum if it exists.
I did not find it.So,I need help in this:
How you can beat extra missions without dying 20 times in 5 minutes???
I got customised weapons,know what to do but Vincent dies in second

 

[Serah]

This belongs in the Help Booth, so I will move it there for you

*moved*

 

[Vinceroth Valentine]

Thanks,I just need help now