Successfully complete the indicated task to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", "My profile", "View all my games", then the game and view stats.
- Ideal Defender: Complete all levels of an episode with three stars.
- Impregnable Defense: Build the upgrades of all types of cannons on a single level.
- Last Hope: Complete a level with one heart remaining.
- Magician: Use 200 spells.
- Margin for Error: Lose three times in a row.
- Master Weaponsmith: Buy all upgrades for one cannon.
- Merciless Warrior: Destroy 1000 enemies.
- Mighty Mage: Get a magical ability to the maximum level.
- Royal Victory: Earn 180 stars.
- Strategic Genius: Allow only one enemy to attack the base's gates throughout a level.