Due to an error, several games have become mixed together! This is a 2D bullet hell roguelike game where you defeat enemies using items from various games along with "Error_Boy."
We are not affiliated with IsThereAnyDeal.
An error occurred for some reason, and the error mixed the games.
To resolve this error, the adaptive error correction program "Error_Boy" appears.
"Error_Boy" is an adaptive error correction program that uses items or weapons extracted from games.
"Debug" your enemies with a variety of items, weapons, and upgrades!
@Medieval Voyager
Medieval Voyager is a medieval fantasy game with black and white colors.
@Diamond Slugger
Diamond Slugger is a two-bit baseball game.
@Doki Girls
Doki Girls is a dating simulation game that features cute girls.
@Arcade 100 A stage where various arcade games are mixed together.
@And an unknown stage...
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.
An error occurred for some reason, and the error mixed the games.
To resolve this error, the adaptive error correction program "Error_Boy" appears.
"Error_Boy" is an adaptive error correction program that uses items or weapons extracted from games.
"Debug" your enemies with a variety of items, weapons, and upgrades!
@Medieval Voyager
Medieval Voyager is a medieval fantasy game with black and white colors.
@Diamond Slugger
Diamond Slugger is a two-bit baseball game.
@Doki Girls
Doki Girls is a dating simulation game that features cute girls.
@Arcade 100 A stage where various arcade games are mixed together.
@And an unknown stage...
Due to an error, several games have become mixed together! This is a 2D bullet hell roguelike game where you defeat enemies using items from various games along with "Error_Boy."
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.
