Its patent - pending «interactive item card» for each product contains all information inserted by users in a chronological chain, which could include ownership data and item condition. (thenextweb.com)
From there, you just have to determine which Item Card is the appropriate one to use. (ign.com)
If you use the right Item Card in the correct location, you'll unlock the ability to earn that reward when you tackle that screen's challenge. (ign.com)