Equipment

Refer to any of these categories.
 * Items
 * Weapons
 * Armor
 * Pets

Any bonuses added to the item will be calculated as per this formula.

Base bonus * (Amount owned * 0.1 + 1) = Final Bonus

Example:

10 ATK-Core1s, the bonus is

30 * (10 * 0.1 + 1) = 60.

For weapons and armors, this applies to both the base and percentage bonus.