A list of Achievements found on Cuphead.
|Taking Names||"Defeat a boss"|
|A Walk in the Park||"Defeat every boss in Inkwell Isle I"|
|A Day at the Fair||"Defeat every boss in Inkwell Isle II"|
|A Trip Downtown||"Defeat every boss in Inkwell Isle III"|
|Casino Night||"Complete the casino"|
|Put on a Show||"Get an S-Rank"|
|Sheriff||"Obtain an A-Rank or higher on all bosses in Inkwell Isle I"|
|Boss||"Obtain an A-Rank or higher on all bosses in Inkwell Isle II"|
|Mayor||"Obtain an A-Rank or higher on all bosses in Inkwell Isle III"|
|King||"Obtain an A-Rank or higher on all bosses in Inkwell Hell"|
|Magician Lord||"Obtain all Super Arts"|
|Butter-and-Egg Man||"Buy everything in Porkrind's Emporium"|
|Coffers Full||"Get every coin in all of the levels"|
|Parry Persistence||"Complete 20 parries"|
|Parry Performance||"Complete 100 parries"|
|Beat the Devil at His Own Game||"Complete the game on Expert"|
|Perfect Run||"Complete a level without getting hit"|
|Porcelain Power||"Defeat a boss with a Super Art"|
|Ceramic Strike||"Defeat a boss with an Extra Special move"|
|Bouncing Ball||"Parry five times before hitting the ground"|
|Souls Saved||"Complete the game on Normal"|
|Swing You Sinner||"Defeat the Devil"|
|High Roller||"Get every coin in the game"|
|Pacifist||"Complete all levels without killing an enemy"|
|Rolling Sixes||"Defeat King Dice without taking a hit"|
|Bravo Zulu P-26||"Defeat a boss using only the mini-plane bullets"|
|Cutting Corners||"Find a shortcut"|
|Selling Out||"Give in to the Devil"|
- The achievement "Butter-and-Egg Man" is an idiom referring to "a prosperous businessman from a small town or a farmer who spends his money ostentatiously on visits to a big city", a reference to Cuphead and Mugman coming from Inkwell Isle One which mainly made up of grasslands and forests. This achievement's may also be a reference to a flower, Linaria vulgaris. It may also be a reference to Dr. Eggman, Sonic the Hedgehog's main antagonist.
- The "Magician Lord" achievement is a reference to the Arcade game of same name by SNK.
- The "Swing You Sinner" achievement is a reference to "Swing You Sinners!", a 1930 Fleischer film that was referenced multiple times in Cuphead.
- The Bravo Zulu part of "Bravo Zulu P-26" is a reference to nautical signs, with this specific combination of nautical flags meaning "Well Done". The P-26 part refers to the Boeing P-26 Peashooter, one of the first American all-metal production fighter aircraft and the first pursuit monoplane to enter squadron service with the United States Army Air Corps.