The Blueprint sells for around 30 Credits on all systems from lidakun's blog

The Blueprint sells for around 30 Credits on all systems, however you furthermore mght want to issue within the price of  Rocket League Items Shop crafting that Blueprint, that is 2000 Credits.

The prices for this Decal are actually decrease than they've ever been before. With new cosmetics being introduced all the time, prices should stay low as time goes on. While you should buy the Decal from third-celebration web sites, we’d propose using moderated forums such as the Rocket League Exchange on Reddit to discover a person willing to sell the Decal to you. As long as you pay a charge comparable to the ones proven above, you’re Cheap Rocket League Items no longer being ripped off.