Unlockable: Hakage

Finish all 30 floors in Second Story.

Unlockable: Itachi

Finish all 30 floors in Second Story.

Unlockable: Jiraiya

Finish all 100 floors in Story Mode.

Unlockable: Kabuto

Finish all 100 floors in Story Mode.

Unlockable: Kisame

Finish all 30 floors in Second Story.

Unlockable: Orochimaru

Finish all 100 floors in Story Mode.

Unlockable: Sasuke

Finish all 100 floors in Second Story.