Here is the full list of all 52 Holy Potatoes! A Spy Story?! achievements.
Unlock all Decoration Spots
Hire Mr. Golden Ball
Hire Ms. Explorer
Unlock all Combos
Hire Tony Starch, Spyderman, Black Windows and Deadpoolie in a single playthrough
Build Gadget 100 times in a single playthrough
Complete Salvation mission
Complete the game in Hard difficulty
Hire Madman and Catlady in a single playthrough
Unlock all Job Classes in a single playthrough
Build All Training Stations in a single playthrough
Perform Behaviour Reassignment 10x in a single playthrough
Have 30 Decorations in HQ
Have 25 Decorations in HQ
Have 20 Decorations in HQ
Have 15 Decorations in HQ
Level Up Vehicle 20 times in a single playthrough
Build 25 paths in a single playthrough
Unlock all Secret Warehouse gadgets in a single playthrough
Unlock all Fashion Yard gadgets in a single playthrough
Unlock all Tech Lab gadgets in a single playthrough
Unlock all Military Workshop gadgets in a single playthrough
Have 10 Broccoli Trees
Complete the game in at least Normal difficulty
Unlock all Hangar vehicles in a single playthrough
Unlock all vehicles in a single playthrough
Build 2 Decryption Stations in a single playthrough
Complete the "Secret Mission"!
Unlock all Garage vehicles in a single playthrough
Unlock all Dock vehicles in a single playthrough
Complete all 105 missions in a single playthrough
Get one of a Spy's stats to above 500
Level Up Gadget Template 20 times in a single playthrough
Finish Spy Training 100 times in a single playthrough
Upgrade a Gadget to +2
Decrypt 50 Codex in a single playthrough
Complete 50 missions in a single playthrough
Have a Facility with more than 30 Decoration Points
Complete 30 missions in a single playthrough
Spend 20000 $tarch in a single playthrough
Complete 20 missions in a single playthrough
Spend 10000 $tarch in a single playthrough
Spend 5000 $tarch in a single playthrough
Complete 10 missions in a single playthrough
Spend 2500 $tarch in a single playthrough
Spend 1000 $tarch in a single playthrough
Complete Tutorial
Unlock all decorations
Unlock all Special Spies in a single playthrough
Unlock all Toy Factory gadgets in a single playthrough
Upgrade all Gadgets to +2 in a single playthrough
Complete all achievements!