/give @p minecraft:diamond_sword 1 0 {ench:[{id:16,lvl:1000000}]}
Note: Minify the command to avoid issues :)
the BOSS sword
villager trades
BiiiiiiiiiiiiiiiG
Blank potion
GOD SWORD!
GOD SWORD! 1.11.2
The Super Sword
OP DIAMOND SWORD!!!