Explore Altera like never before with open-world free exploration and non-locking fast-paced real-time combat.
Open the game and tap Account on the bottom-right of the login page.
Tap the blue Account icon and copy your Account ID.
Paste your Account ID.
Select your character from the list.
Choose your coupon amount and select OOC as the payment method.
Complete the payment — coupons will be instantly added to your game account.