Lucky

Lucky permanently improves your chances of pulling rarer items from coin
boxes!

Chance per box opened, without Lucky -> with Lucky:

Basic: 54.9149% -> 44.6585%
Uncommon: 27.4574% -> 29.7723%
Rare: 12.3558% -> 18.0867%
Epic: 4.1186% -> 6.0289%
Legendary: 0.9610% -> 1.2504%
Mythical: 0.1922% -> 0.2032%

If you also own Mad Mythicals, both sides shift:

Basic: 54.2888% -> 44.0186%
Uncommon: 27.1444% -> 29.3457%
Rare: 12.2150% -> 17.8275%
Epic: 4.0717% -> 5.9425%
Legendary: 1.9001% -> 2.4650%
Mythical: 0.3800% -> 0.4006%

Total odds may not exactly add up to 100% due to rounding.