Click “Buy Online” which is located on the main menu at the top of the MyCard
Choose the game you want to top up.
Choose MyCard point (item) you want to buy, then choose Paypal as your payment method.
Enter the account and password of the game you want to top up.
Enter your email address and read the terms of use. And then, check the “I agree with the terms of the transaction” box after confirming that you agree with the terms of use.