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
What's the Name of the Scanning Device Used in Revelations?
Chris's Savior in RE1
RE4 Luis's Reaction After a Close-Call with Leon
Chris, the Ladies Man... Or, Not
RE6 Chris in an Unexpected Location
RE6 Jake's Food Grudge!