Core Sword

In this plugin there is only 1 netherite sword in the whole server, and when a player crafts it that player unlocks and recipie of the Sword Core, which is made by 8 diamond blocks on the sides of the crafting grid and 1 gold ingot in the middle and when that player combines the netherite sword and the sword core together, he gets a sword called the Core Netherite Sword which gives that player permanent strenght 4 and an unbreakable netherite armor