Why isn't my referral showing up in my invited friends list?

Why isn't the Wiki opening?

What is a referral link?

Can you get double crystals in a special offer?

Why do Russians have to pay less money to buy crystals?

Can you purchase crystals for an account without having to sign in to it?

Why can't I see my topic?

How do I refer a friend that is currently in the game?

How can I make crystals from a referral?

How does the Friend Referral System work?