The World class is a class of cruise ships being built by Chantiers de l'Atlantique of France for MSC Cruises. There are four vessels planned, with the lead vessel, MSC World Europa, delivered in 2022. From Wikipedia
The new vessels, scheduled for delivery in 2029 and 2030, will expand MSC's environmentally advanced fleet to six ships, continuing its long-term partnership with Chantiers de l’Atlantique.