This is a one time payment. Not recurrent one.
Membership plan is a simple way of having permanent discount on everything (every item and service on every game) for relatively cheap one time payment.
You can always check the price breakdown under the payment button.
How to purchase a discount:
1 stepAdd items to cart
2 stepCheck your cart
3 stepSelect membership plan
Currently available plans:
• 20% on everything for 30 days!
• 365 days of 20% discount