Leggings created with Command Block: /give @p minecraft:diamond_leggings 1 0 {ench:[{id:34,lvl:10},{id:4,lvl:10}]}

Creative – Minecraft Wiki

I built a village next to my ship (it needs dock workers, doesn't it?)

Command Block

Effect – Minecraft Wiki

Leggings – Minecraft Wiki

Effect – Minecraft Wiki

God Armor & Tools - Commands

Flying Skeleton in Minecraft! - About command blocks

Minecraft - OVERPOWERED ARMORS with only one command block! (1.9 Command)

Spawning ILLEGAL Items in Minecraft - All Max Level (32767) Enchantments

How to make Diamond Leggings in Minecraft

Leggings – Minecraft Wiki

Command Block Tutorial #41: Unbreakable Armor/Tool Commands in Minecraft (1.14+)