Major Features:
- ✨ Missions System - 55 missions (daily/weekly/monthly) with rewards and rotation
- 🎮 Difficulty System - Progressive unlocking (wave 100 gates), per-difficulty tracking
Balance Changes:
- Enemy Scaling - Wave 100: 508x → 100x (80% easier)
- Linear Scaling - 2% → 1% per wave (smoother early game)
- Core Upgrades - Damage/Speed costs 25 → 15 (40% cheaper)
- Lucky Upgrades - Level 10 cost: 3,351 → 616 points (81% reduction!)
- Attack Speed - Added auto-doubling mechanic (now scales properly)
Upgrades Balance Changes:
Critical Fixes:
- Lucky Attack - scaling 1.40 → 1.15 (now usable!)
- Lucky Defense - scaling 1.40 → 1.15
- Lucky Special - scaling 1.40 → 1.15
- Kill Points Bonus - scaling 1.20 → 1.10
Missing Features:
- Attack Speed - Added auto-doubling (threshold=10, cap=10x) - now competitive with damage upgrades!
- Rapid Fire Chance - cost 44 → 30 (32% cheaper)
Overpriced:
- Multi Shot Targets - cost 103 → 60 (42% cheaper)
- Meta Point Chance - scaling 1.50 → 1.12 (huge improvement!)
- Boss Points Bonus - scaling 1.30 → 1.10 (now BEST economy upgrade!)
Performance:
- 🚀 50-100x faster mission tracking (deferred saves + O(1) indexing)
Bug Fixes:
- Mission tracking, save switching, progress saving, UI updates
- 10+ critical bugs fixed
Stats:
- 55 missions implemented
- 11 upgrades rebalanced