Mithril Battle Sword

Sold by Master Blaze at Traders for 3 Zircon and 3 Bloodstone. 
Material: Diamond Sword
Lore: "I will slay thee swiftly"
-Sharpness 18
-Unbreaking 1
-Binds Teleporting
Upgrades
-Longer Bind - 4 Black Gem
-Anti Aerial - 4 Black Gem
-Knockback 1 - 2 Black Gem