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Underhero cover
Paper Castle Games
Release dates
Windows September 19, 2018

General information

Steam Community Discussions


Source DRM Notes Keys OS
DRM-free after installation through Steam client (see notes)
Also available on Gamejolt

Game data[edit]

Configuration file(s) location[edit]

System Location
Windows HKEY_CURRENT_USER\Software\Paper Castle Games\Underhero
Linux (Proton) <Steam-folder>/steamapps/compatdata/573320/pfx/[Note 1]

Save game data location[edit]

System Location
Windows %USERPROFILE%\AppData\LocalLow\Paper Castle Games\UnderherUnderHeroSaveFile.dat
Linux (Proton) <Steam-folder>/steamapps/compatdata/573320/pfx/[Note 1]

Save game cloud syncing[edit]

System Native Notes
Steam Cloud

Video settings[edit]

Graphics option Option Notes
Widescreen resolution
The game always assumes a 16:9 aspect ratio.
Non-16:9 resolutions are stretched.
4K Ultra HD
Field of view (FOV)
Borderless fullscreen windowed
Enable windowed mode and use the -popupwindow parameter (or see the glossary page).
Anisotropic filtering (AF)
Anti-aliasing (AA)
Vertical sync (Vsync)
60 FPS
120+ FPS
High dynamic range display (HDR)
Color blind mode
No part of the game requires recognition of colors, and everything has a distinct shape.[citation needed]

Input settings[edit]

Keyboard and mouse Native Notes
GRebind works on this game.
Mouse acceleration
Mouse sensitivity
Mouse input in menus
Mouse Y-axis inversion
Controller support
Always shows Xbox button prompts, even when the controller does not use XInput.
Full controller support
Keyboard is required to enter save file names and passwords in World 4.
Controller remapping
See the glossary page for potential workarounds.
Controller sensitivity
Controller Y-axis inversion
Controller types
XInput-compatible controllers
Xbox button prompts
Always shows Xbox button prompts, even when the controller does not use XInput.
Impulse Trigger vibration
DualShock 4 controllers
Tracked motion controllers
Generic/other controllers
Controls aren't remappable, and the layout is non-nonsensically scattered about the controller. Usually unplayable.
Button prompts
Always Xbox button prompts
Additional information
Controller hotplugging
Haptic feedback
Simultaneous controller+KB/M
On some versions of the game, having a controller plugged in can make keyboards input not work as intended, so it's recommended to unplug your controller if you don't plan to use it.[citation needed]

Audio settings[edit]

Audio options Native Notes
Separate volume controls
Game music and sound effects can be adjusted seperately on a 0-10 scale.
Surround sound
No spoken dialogue.
Closed captions
Mute on focus lost
The game pauses entirely when it loses focus.


Language UI Audio Sub Notes

Other information[edit]


Technical specs Supported Notes
64-bit executable

System requirements[edit]

Operating system (OS) 7
Processor (CPU) Intel Core i3
AMD Quad-Core Processor A6
System memory (RAM) 3 GB
Hard disk drive (HDD) 2 GB
Video card (GPU) Nvidia GeForce 210 DDR3
AMD Radeon HD 5450
Intel HD Graphics 2000
512 MB of VRAM
DirectX 11 compatible


  1. 1.0 1.1 File/folder structure within this directory reflects the path(s) listed for Windows and/or Steam game data (use Wine regedit to access Windows registry paths). Games with Steam Cloud support may store data in ~/.steam/steam/userdata/<user-id>/573320/ in addition to or instead of this directory. The app ID (573320) may differ in some cases. Treat backslashes as forward slashes. See the glossary page for details.