From Last Outlaws Online
You will need a lot of Cash throughout your journey.
Obtaining
Producers
Purchasing
Cash can be purchased as a resource bundle in the shop. You can buy it in a small, medium, or large package, or as part of a larger bundle.
Dealer Prices
Prices are in USD ($USD).
Usage
You will use Cash to upgrade your Characters through Level 30 (in addition to
Ammunition after Level 5), and to upgrade Buildings (in addition to
Material).