Theres a discount sale going on now for the upgrade to Cubase Artist 9.
Are owners of Cubase Elements 8 not eligible ?
https://www.steinberg.net/en/newsandevents/news/newsdetail/article/cubase-artist-9-special-offer-available-4202.html?tx_ttnews[pointer]=5&cHash=e844c30c717df3fd414ff4604ea710dd