StarCraft II beta keys were a code which enables gamers to participate in the StarCraft II beta. A code was provided to each attendant of BlizzCon 2008. This code was not a beta key in itself, but guaranteed the holder would receive a StarCraft II beta key by email if they registered it at . A code was provided to attendants of WWI 2008 as well. If the code was not used previously, it can be used to access the European phase of the StarCraft II beta. Blizzard traditionally offers 40,000 beta keys, but expectations for StarCraft II were higher.