Gallery Unlockables
10th picture SS rank every missions in Dante Must Die! mode.
1st picture - Finish the game in Easy mode.
2nd picture - Finish the game in Normal mode.
3rd picture - Finish the game in Hard mode.
4th picture - Finish the game in Dante Must Die! mode.
5th picture - S rank every missions in Normal mode.
6th picture - S rank every missions in Hard mode.
7th picture - S rank every missions in Dante Must Die! mode.
8th picture - SS rank every missions in Normal mode.
9th picture - SS rank every missions in Hard mode.
(Taken from Gamefaqs.com,because I am lazy to remember which ones.

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