Here is the full list of all 94 Shop Titans achievements.
Master many blueprints
Make a lot of gold from a single sale
Deal massive damage with a single attack
Spend a lot of uncommon resources
Slay many bosses
Earn lots of gold!
Open many chests
Enchant an item with both a spirit and an element
Hire many champions
Spend a lot of energy
Upgrade a furniture to a high level
Research lots of blueprints
Increase your merchant level
Help fellow guild members
Have a Hero reach a high level
Sell a ton of items
Craft many items
Clear many quests
Hire many workers
Spend a lot of common resources
Bring back lots of components from quests
Fully ascend several items
Expand your shop
Earn tokens at the Fortune Zone
Spend a lot of rare resources
Enchant many items
Enchant a legendary item
Unlock all item types
Reach Argon's final rank
Reach Sia's final rank
Reach Yami's final rank
Reach Lilu’s final rank
Reach Rudo’s final rank