Stones
From The Tower - Idle Tower Defense Wiki and Guides
Power Stones are currency that can be used to buy and upgrade 
Ultimate Weapons and in end-game upgrades. It can be earned from multiple sources, but mostly from Tournaments.
Getting Power Stones[edit | edit source]
Power stones is considered to be the most rare and valuable currency, since you earn it very slowly and it affects your progress quite a lot.
You can get power stones from the following sources:
- Participating in
Tournaments - Exchanging Medals for Stones in the
Event Rewards (each exchange gets progressively more expensive) - Weekly rewards from
Weekly Missions - Milestones
- Buying from special offers
Spending Power Stones[edit | edit source]
There are various way how you can spend your power stones, but since their amount is limited, it's important to prioritize your spending.
Overall Stones spending priority:
- Ultimate Weapons
- Ultimate Weapons+ upgrades
Cards Mastery
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