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!
If there's one animal you wouldn't want to meet in a dark alley it's a salt water croc!
Get busted 20 times
There goes my BP!
Huh? What was that noise?
Successfully bait a guard dog
Laughter is his Madness!
Get busted 10 times
Escape whilst being chased
Complete your first house
Successfully rob any difficulty 3 house without alerting anyone
Scare the Wife
Escape the house with the lights on
Beat first level, first difficulty