Additionally you are able to upgrade your items using materials you collect from fallen enemies, chests, and hidden locations. (thunderboltgames.com)
For me, not only does this mean painting walls, cleaning out closets, and tackling the stacks of stuff in my basement, it also means upgrading some items. (littletechgirl.com)
Getting them early shouldn't be an issue, either, as you can Upgrade the items as you level Talion up. (shacknews.com)