The exterior of each one is conspicuously identical and unassuming, so for guests come to visit for the first time, the shock will definitely catch them off guard – for those in the know, though, they will still always get a little surprise with their final sips. Some are friendly and furry, and others look poised to snap you with claws or wrap you with tentacles – you never know what you will find at the bottom of these coffee (or tea) mugs.