The project is currently open for backers with credits. You can't add anything to your pledge because you don't have any.
Project overview
Greetings, ‘Scapers, and welcome to the pledge manager for RuneScape Kingdoms: Shadow of Elvarg!
If you backed the Kickstarter campaign, this is the place to confirm your chosen pledge level and choose any add-ons (or extra pledges). If you haven't yet pledged, just choose your pledge level below to join the party!
Don’t forget: there won't be any extra duties or taxes charged in this pledge manager.
Want to know more? Check out the Kickstarter page.