The Mega Construx Black Series Rhaegal Green Dragon Egg is a limited edition construction set that features the character Rhaegal from the popular TV series "Game of Thrones." With a total of 30 interlocking plastic pieces, this collectible set allows fans to build their own dragon figure. Released in 2019 and retired in 2020, this set comes in a box packaging and is recommended for ages 12 and up. The detailed design and thematic elements make it a valuable addition to any Game of Thrones or dragon enthusiast's collection.