Romance of Three Kingdoms 11 PUK (Power Up Kit) is a strategy game developed by Koei, a renowned Japanese video game developer and publisher. Released in 2005, it is the 11th installment in the Romance of Three Kingdoms series, which is based on the classic Chinese novel "Romance of the Three Kingdoms" by Luo Guanzhong. The game is a significant upgrade to the original Romance of Three Kingdoms 11, offering enhanced gameplay, new features, and improved graphics.