King
Finished a complete castle with three connected parts (Single Player)
40 ✓ January 1st, 1753
Frank Lloyd
Unlocked 25 blueprints (Single Player)
25 ✓ January 1st, 1753
Master Builder
Build a cathedral (Single Player)
25 ✓ January 1st, 1753
Vanity
Built a glorious statue of oneself (Single Player)
20 ✓ January 1st, 1753
Haberdasher
Encountered every possible Kefling hat (Single Player)
20 ✓ January 1st, 1753
Big Bully
Became the big bully of the village (Single Player)
15 ✓ January 1st, 1753
Like Rabbits
Reached a total Kefling population of 30 (Single Player)
15 ✓ January 1st, 1753
Think Big
Built a building made of more than 8 pieces (Single Player)
10 ✓ January 1st, 1753
If I Had a Hammer
Built a lumbermill (Single Player)
5 ✓ January 1st, 1753
Siegfried (or Roy)
Trained a Kefling (Single Player)
5 ✓ January 1st, 1753
Friend
Collected 10 unique player banners from other giants during Xbox LIVE play
10 
World Traveler
Played in an online game where 20 different player banners appear
10