This amused me, swords and soldiers achievements from the translations examples update on their site:

• Rick rolled:
  An achievement you get for destroying the enemy castle using the rolling boulder spell. (see our trailer)
• Fortification:
  An achievement you get for keeping four towers alive during a level where you're flooded by enemies.
• Boulder mode:
  A special mode around the boulder spell.
• Cooking by the book:
  An achievement you get for finishing the campaign about hot sauce.
• Keep your lousy army:
  An achievement you get for not mindcontrolling the enemy army in one of the campaign levels.
• Lost vikings:
  An achievement you get for saving some Viking units from getting sacrificed.