Link your save data to receive Alternative sound tracks!

You will receive an 'Alternative Sound' bonus for use in the game per the following title(s) you own.

・Contra Anniversary Collection
Link bonus:
Retro Mix (Contra, Super Contra)

・Castlevania Anniversary Collection
Link bonus:
Vania Mix (Castlevania, Dracula II: Simon's Quest, Castlevania III: Dracula's Curse)

・Arcade Classics Anniversary Collection
Link bonus:
Konamix (music from previous KONAMI titles)

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