In RE6, Ada did her thing from the shadows as she often does. She infiltrated the submarine, but found she'd already been granted access to it. What valuable piece of info was used for the security authentication system?
Retina scan, so we can gaze into her eyes
Handprint which had already been implemented
Can RE6 Leon Read the Signs?
What's the Merchant's Trademark in RE4?
What's the Name of Barry's Beloved Magnum in RE1?
What location are you looking forward to in RE2?
What was RPD before RPD?
Where Does RE2 Fit in the Timeline?