Hearthstone legend competitive mode gray can not buy

Are you asking why you can't buy Hearthstone Legends Competitive Mode Gray?

1. The card store has been closed for too long, making it impossible to buy tickets.

2. The network is bad or disconnected, so you can't buy tickets properly.

3, the account is in a foreign region, did not cut back to the national region, in the selection of the region can be cut back.