Level 4 — What Unlocks

Reach player level 4 to unlock 24 new features in Castle Defense.

👑 Boss Rush Unlocked!

Fight bosses solo for big lump-sum rewards and rare drops.

Where: Fight ▸ Boss Rush

📖 Bestiary Unlocked!

Track every monster you face and earn Monster Mastery rewards for kills.

Where: Fight ▸ Bestiary

📋 Battle Challenges Unlocked!

3 fresh daily challenges each day — kill counts, flawless runs, speed kills. Earn gems and essence for each.

Where: Progress ▸ Challenges

Also unlocks at level 4

Battle Stamina · Resource Forecast · Resource Milestones · Wave Preview · Castle Upgrades Tracker · Unit Traits · Loot Tracker · Castle Power · Enemy Weakness Chart · Garrison Overview · Tower Defense Log · Wave Prediction Engine · Castle Blueprint · Hero Xp Tracker · Defense Score Breakdown · Rune Forge · Spell Library · Hero Gear Manager · Hero Skill Unlock · Resource Market · Guild Embassy

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