Here is the full list of all 13 Unboxing the Cryptic Killer achievements.
Complete Unboxing the Cryptic Killer Playing as Old Dog
What is that mysterious ticking noise?
You'll get there eventually...
1000 in 1 games!
Complete Unboxing the Cryptic Killer Playing as Ally
Complete Unboxing the Cryptic Killer as both Ally and Old Dog
Your anagrams are showing, Doctor.
On a mission to save mankind.
You've got to be kitten me!
Something doesn't smell right here.
We're gunna need a bigger pencil!
You rock!
A puzzling swap, quite the spin. Did wisdom guide, or chaos win?