Here is the full list of all 20 Mini Thief achievements.
Unlock every safe in Main Game
Now these are friggen schweet!
I don't know the guy?
Let's take a walk in the Abyss!
Is it true what they say? Did the cactus really pass gas?
47 Times and still no hit man!
The most stealthiest moving company ever!
Get busted 20 times
If there's one animal you wouldn't want to meet in a dark alley it's a salt water croc!
There goes my BP!
Get busted 10 times
Scare the Wife
Laughter is his Madness!
Escape whilst being chased
Successfully bait a guard dog
Complete your first house
Successfully rob any difficulty 3 house without alerting anyone
Huh? What was that noise?
Beat first level, first difficulty
Escape the house with the lights on