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Crit Up
Increased critical hit chance. Official Wildshift wiki.
Crit Up is an offense level-up card.
Official description: Increased critical hit chance Further picks: Further increased critical hit chance.
Each level-up offers 3 cards from one category (offense, defense, or utility), never mixed. Attack Up and Attack Speed are offered more often than the other cards. Numbers and some details come from the current development build and may change before launch.