Full list of all 25 Choo-Choo Charles achievements. It takes around 2-3 hours to unlock all of the achievements in the base game on Windows.
The base game contains 24 achievements, and there is 1 DLC pack containing 1 achievements.
Collect all eleven paint cans
Live happily ever after
Open the temple of Charles
Complete 'A Mine, or a Tomb?'
Complete 'Cloud Climber'
Complete 'Mob Camp Infiltration'
Fully upgrade your speed
Complete 'Deconstruction Project'
Complete 'North Mine Mystery'
Fully upgrade your armor
Complete 'Light in the Dark'
Complete 'Bunker Break-in'
Fully upgrade your damage
Complete 'Canyon Caper'
Complete 'Journal Returnal'
Complete 'The Pickle Mission'
Complete 'Swamp Swimmer'
Complete 'Loot Tony's Barn'
Complete 'Boulder Field Pages'
Complete 'South Mine Spelunking'
Complete 'Bug Spray Blaze'
Complete 'Lockpick O'Clock'
Complete 'Fetch Scraps from Candice'
Complete 'Baby's First Mission'
Defeat Charles in Nightmare Mode