The 21th difficulty tier in the game, also known as “T21”.
ℹ️ Tier Unlocks
ℹ️ Tier Battle Conditions
For more information on Battle Conditions, see: Battle Conditions.
ℹ️ Tier Milestone Rewards
- Milestone Rewards Tier 21
ℹ️ Tier Difficulty Bonus
💡 Related Tips
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⁉️ Related Frequently Asked Questions
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📜 Related Guides & Strategies
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🛠️ Related Tools & Resources
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