Stone of Excellence

Stone of Excellence is one of the 10 magic stones in Grim Clicker.
== Analysis ==
Essential for all weapon types.
With a straightforward yet potent effect, the Stone increases total weapon damage by 1% for each weapon level. Regardless of the weapon type, reaching level 100 results in a 100% damage increase per stone.
The Stone's impact alters the weapon's damage formula, introducing the term "Ex." representing the number of Stones of Excellence inserted.
Cannot be inserted into shields.