- 5 Biomes: Day, Night, Pool, Fog, Roof (25 Campaign levels) - Minigames: Wall-nut Bowling, I Zombie, Roguelike, Boss Rush & Dr. Zomboss - Systems: Zen Garden, Workshop Crafting, Almanac, Tree of Wisdom, Achievements - Backend: REST API + SQLite Accounts & Save Synchronization - Infrastructure: Nginx HTTPS & Docker deployment