Sad Consumer2017-12-15 01:02:26
More people also have this issue
https://steamcommunity.com/app/250340/discussions/0/1499000547489580905/

WTF PLS FIX
Sad Consumer2017-12-15 00:57:14
The key wont validate*
Sad Consumer2017-12-15 00:56:08
My Blockland copy on Steam doesn't work, my wont validate, I want a refund.