Here is the full list of all 27 Shoppe Keep trophies - there are 8 bronze, 12 silver, 6 gold and 1 platinum.
Master Shop Keeper - Earned all other trophies.
Your shop held on for a whole year
1000 Thieves dealt with
Sold 20,000 items
Ordered 20,000 items
Sold 10,000 items
Ordered 10,000 items
Slain 500 Barbarians
Harvested 200 Mushrooms
Your shop held on for a whole month
Slain Barbingantua
Barbarian sword dropped
Slain 100 Barbarians
Cleaned up 100 corpses
50 Thieves dealt with
Sold 500 Potions
Earn 100,000 Gold profit
You got knocked the frick out!
Slain your first batch of barbarians
Earn 10,000 Gold profit
Your shop held on for a whole week
Sold 200 items
Ordered 200 items
Slain your first thief
Earn 1,000 Gold profit
Sold 50 items
Ordered 50 items