The Binding of Isaac Edit
The Inner Eye is a special item, and is commonly referred to as "Tripleshot".
Effect The Inner Eye makes you shoot 3 tears instead of 1. The Inner Eye has a significant Tears Down The Inner Eye essentially lowers your Tear Rate by about 2 tears per second. Due to how this item is applied in the source code, this is a very rare case where the order in which you take items does actually matter. Taking Inner Eye and Polyphemus in different orders will yield different results.