ARC Synthetic Resin is a Rare item that you can find by defeating ARCs that wander around the map. As a Rare item, don't always expect to find it on any of the smaller enemies, like the Wasps, ...
Rusted Tools are a required item that you'll want to track down while playing ARC Raiders. You'll need it if you want to upgrade your Gunsmith table, and after that ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results