Precursor Eye

Precursor Eye is a drop that is obtainable from Bedrock and Obsidian chests after defeating Sadan on The Catacombs - Floor VI. This is a .

Holding any weapon with the ultimate enchantment decreases the  cost for the laser.

Contrary to what the description says, it consumes even when the laser doesn't hit anything.

Unlike most based attacks, it does not scale with. It instead scales based on the user's Combat level and how long the beam is active for. You can get a maximum base damage of exactly 1,000,000 with it.