See-Sword

The See-Sword is an average, pre-hard mode sword, but when held, you have the spelunker buff.

Stats

 * 20 Melee Damage
 * Average Speed
 * Strong KB
 * Tooltip: "The sword sees what the sword WANTS to see"

Crafting

 * 4 Spelunker Potions
 * 1 Muramasa

Crafted At:
Iron/Lead Anvil

Credit
Credit goes to Gabehas1 for the idea.