You must collect cards from packs to upgrade your items’ effectiveness. Packs can be bought with trilithium, earned by watching ads, or earned through normal gameplay. You can use coins to buy the upgrade once you have enough cards of the same item.
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You must collect cards from packs to upgrade your items’ effectiveness. Packs can be bought with trilithium, earned by watching ads, or earned through normal gameplay. You can use coins to buy the upgrade once you have enough cards of the same item.