Not sure of making a curved rear end for the ships, here are all the ships in Blocky Roblox Warships-style which some are archived, and some are built, Hospital Ships are also used either both Military or Civilian use just to transport the injured or refugees to safety packed with complete and cutting-edge technologies and medical equipment, wards and more.
List as followed below:
Lanzu Ocean Symphony Lines
Triton Class
Joy Class
Dream Class
Royal Class
Castle Ocean Lines
Star Class
Hall Class
Castle Class
Coronation Class
Embassy Class
Atlas Cruises
Polaris Class
Hercules Class
Atlas Class
Apus Class
Musca Class
Orion Class
Ocean Maritime Lines + Vulcan Ocean Lines
Hellion Class
Preserver Class
Migrant Class
Annex Class
Segmeter Class
Marquis Class
Scavenger Class
Greneco Ocean Liner Enterprise
Atlantic Class
Pacific Class
Matrix Class
Fantasma Class
Pharmakonis Ocean Sector
Vega Class
Monitor Class
Plexis Class
Operator Class
Vector Class
Omega Class
Xelita Enterprises Navigation Operationists
Harvester Class
Sydney Class
Crosswynd Class
Royal Altairian Cruise Limited
Paragon Class
Bastion Class
Sovereign Class
Destiny Class
Legion Class
Zeus Class
Penumbrian Cruises Enterprise
Aerico Class
Medusa Class
Capitol Class
Architect Class
Optios Class
Sunlines
Tantalus Class
Solaris Class
Sunrise Class
Aztek Class
Sunahara Class
Gorn & Marshall Cruises
Andromeda Class
Auriga Class
Dove Class
Perseus Class
Eclipse Class
Spectre Ocean Highline Cruise
Interdictor Class
Gemini Class
Nebula Class
Xystor Class
Consecutor Class
Hudson Ocean and Seas
Varys Class
Axiom Class
Iris Class
Sandsun Class
Centaurus Class
Celtic Class
Researchers
Genesis Class
Rigger Class
Scorcher Class
Hospital Ships
Triton Class
Justice Class
Ascleipus Class
Comfort Class
Mercy Class
Saint Joseph Class
Peacemaker Class
Elysium Class
Caduceus Class