Best option for ED1, ED2 and the show, Comes with both 4K (movies only) and Blu-Ray:

The Evil Dead: Groovy Collection [4K UHD] https://www.amazon.com/dp/B09FC9Z8FJ/ref=cm_sw_r_apan_i_777YE88HHAKGW849F8QS

Army of Darkness is getting a 4K release from Shout Factory, no release date though. This is probably the best version on Blu-Ray:

Army Of Darkness [Collector's Edition] https://www.amazon.com/dp/B0112HPSXI/ref=cm_sw_r_apan_i_3DA32T4N0WNGR0DKAZ4A