The goals and meanings of this papers are set up to analyse the trend of Design immerged in 21st century with studying Fusion culture which is related with Digital concept that is the most spot-lighted in 21st century and summarizing the effects of this tendency given to Design. We are experiencing Digital Revolution which leads us from Analog Society to Digital society. Also, this means that New Millenium starts with characteristics of [End of Century]. I focus on the concept of Fusion-design, in the view of Art-Nouveau and Post-Modernism which came over the end of 19th century and the beginning of 20th century. Furthermore, I define the Fusion-design of Digital era and find the way that design of 21st century develops.