Pokémon Go may not even have a worldwide release yet, as it’s only available in US, Australia and New Zealand, but it’s rapidly surpassing WhatsApp, Instagram and Snapchat in terms of usage. Over the past few days, we’ve seen several examples of brands using Pokémon Go as a jump off, and I’m sure there’ll be many more. Not every mention was successful, so here we present the best and the worst mentions from Twitter.