Creator Crafter's Yamato Battleships Add-on 1.18+/1.17+

Creator Crafter's Yamato Battleships mod offers you to try a new transport for Minecraft - Battleship Yamato, on which you can explore the seas or fight with other players. On ships you can shoot and do very significant damage. This will allow you to destroy other people's transports and incapacitate players.

Features
Health: 50,000
Slow moving speed
Explosive Shells
Damage: 900
Radius: 250 blocks
Effect: Big Bang

Shells
Damage: 1200
Radius: 250 blocks
Effect: small explosion

Cannons
Damage: 50 damage
Radius: 300+ blocks
Effect: allows you to quickly kill small mobs