.
Seen at a plant nursery in Muscat. Looks close to Dracaena Species.
Does not match anything as per comparative images at Dracaena It is similar to this. Ornamental Plant for ID : 070111 : AK-3 Can not say.
Pl. check
The closest I can think of is Cordyline australis Torbay Dazzler.
Since I can faintly see the variegated lines. Yes, possible as per
https://www.villagenurseries.com/product/cordyline-australis-torbay-dazzler-torbay-dazzler-dracaena/
http://www.landscape-service.com/plants/details/2/
https://www.agefotostock.com/age/en/Stock-Images/Rights-Managed/GWG-ANB1260 Can also be Dracaena marginata hort. as per images at |