User blog comment:TombRaiser/The Elder Scrolls Anthology - Arrives Sept. 10. 2013/@comment-17073027-20130903183749/@comment-3124449-20130904033811

Ask the seller about the date. Arena and Daggerfall were buit to operate on an old type if computer that operates differently than modern computers, called a DOS computer. DOS emulators are used to sort of simulate a DOS computer, allowing one to play games originally only usable in a DOS system.