GameDynamo - "There are plenty of upgrades to be had in Assassins Creed IV: Black Flag, and youll need them if you want to take down everything in your path. The best upgrades come from Elite Design Plans, which you can only find in special underwater shipwrecks or buried treasure sites around the map. There are 12 in total, and each one will upgrade a different part of your ship, the Jackdaw. "
via N4G: pc news feed http://n4g.com/news/1406862/assassins-creed-iv-black-flag-elite-design-plans-guide
via N4G: pc news feed http://n4g.com/news/1406862/assassins-creed-iv-black-flag-elite-design-plans-guide