Image credit: CD Projekt Red A third Witcher 3 expansion, Songs of the Past , was only announced yesterday, but it appears we've seen the sword Geralt unsheaths in the artwork before. Roughly a month ago, on 30th April, CD Projekt Red shared artwork and a poem celebrating the Gaelic festival of Beltane , or Belleteyn as the company called it - a festival which marks the beginning of summer. In the picture, we see the eponymous witcher Geralt sitting, leant against a tree, while his bardic friend Dandelion serenades nearby nighttime revellers. CD Projekt Red's 'Belleteyn' artwork. Note the swords by Geralt's side in the bottom left. | Image credit: CD Projekt Red On first inspection there's not much more to see, but look closer in the bottom left of the image, by Geralt's side and underneath the words "Have a magical Belleteyn", and you'll see two sheathed swords, and one of these has an unusually ornate crossguard, visible even in this area of painted dark. The sword has a multilayered crossguard.…