TOWER Battle Card Rarity Bonus

Players can also earn extra TOWER tokens by fulfilling ALL conditions of a reward tier within the month listed below:
For example, players can get extra 100 TOWER tokens (the reward from only the Common Tier) from the event by checking in 7 days from the Daily Star Chest event and owning at least 1 TOWER Battle Card NFT of any rarity by the end of the month.
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Learn more about the Rarity Bonus on Medium​