ℹ️ HOW OPTIONS WORK
Drops %: Based on box section weight and item count within that section.
Excellent (EXC): Only if the box configuration includes Excellent option roll index. When present, rolls +1–+3 excellent options with probabilities per ItemOptionRate.txt.
Luck: Only if the box configuration enables Luck. Adds +1 Luck stat to the item when activated (typically 0–100% chance depending on item rarity).
Skill: Only if the box configuration enables Skill option. Grants the item its native attack/magic skill when activated (typically 50%+ chance for common items).
REX MU