Each key you earn unlocks the next castle. Cleared castles glow gold.

• 🔒
  🏚️
  Greenford
  A1
• 🔒
  🏚️
  Sunscar
  A2
• 🔒
  🏚️
  Ember Spire
  B1
• 🔒
  🏚️
  Frostgate
  B2
• 🔒
  🏚️
  Neonfall City
  B2
• 🔒
  🏚️
  The Last City
  C1

Level: 3XP: 120💰 Gold: 211