Luck is an ability.
X% chance for the Champion to gain a Lucky Passive. X% of the Champion's current Combo Meter count is added to this chance. X% chance for opponents to suffer an Unlucky Passive. X% of the opponents’ current Combo Meter count is added to this chance. Lucky and Unlucky effects last for a random duration between X and X seconds plus X additional second(s) for each full Bar of Power at the time of activation.