Billing Services

General

• Addition of Sales Tax When Purchasing NX (US/Canada)
• Our policy regarding the sharing of credit card information during support
• What is NX?
• How to Buy NX
• What Payment Methods Can I Use to Make NX Purchases?
• NX Credit Restrictions

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Billing Error

• What do I do if I receive Error Code 002-400-0005 after failing to complete an NX purchase?
• Why did my NX Credit purchase fail (error code 002-400-0006)?
• What do I do if I receive Error Code 002-400-0001 after failing to complete an NX purchase?

Game Card Redemption

• Karma Koin FAQ