If you aren't comfortable digging through memory addresses yourself, the community has already done the heavy lifting. You can find pre-made scripts and "Devilish Cheats" specifically for the 1.3.4 update on community hubs like the Cuphead Reddit
Modifying coin values to 9999 can overflow the variable, corrupting saveSlot0.cfg . Always your save located at: C:\Users\[YourName]\AppData\Local\Cuphead\ cuphead 1.3.4 cheat engine
To use with Cuphead version 1.3.4 , you can either download a pre-made Cheat Table (.CT) or manually scan for values since the game runs on the Unity engine . Popular Cheat Features for v1.3.4 If you aren't comfortable digging through memory addresses
Cuphead is built on the Unity Engine. Unlike some older games where memory values are static, Unity games often utilize dynamic memory allocation (DMA). This means that the memory addresses for your Health, Super Meter, and Coins change every time you restart the game or sometimes even when you transition between levels. Popular Cheat Features for v1