Can you pay for WoW once?

Could you please clarify what you mean by "pay for WoW once"? Are you referring to the popular online game World of Warcraft, and asking if it's possible to make a one-time payment to access it? Or are you asking about a specific payment method or service related to WoW that allows for a single, lump-sum payment? If you're asking about purchasing a subscription to World of Warcraft, it's worth noting that the game typically requires a monthly subscription fee to access all of its content. However, there are often promotions and discounts available, and some players choose to purchase game time cards or tokens as a way to pay for their subscription in advance. Alternatively, if you're looking for a way to pay for WoW-related services or items with cryptocurrency, there are a number of online marketplaces and platforms that allow for such transactions. However, it's important to be cautious when dealing with cryptocurrency and to only use reputable and trusted sources. In any case, I'd be happy to provide more information or answer any additional questions you may have.