These Doomed Isles: The First God is a prologue chapter of the main game, These Doomed Isles. Play as Cernunnos, the Celtic god of nature, and lead the Celtic civilisation to victory against waves of invaders, curses and more!
This app has been retired and is no longer available on the Steam store.
Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
Some in-game text is small and may be difficult to read
This game's default graphics configuration performs well on Steam Deck
Note: This game does not default to external Bluetooth/USB controllers on Deck, and may require manually switching the active controller via the Quick Access Menu
SteamOS:
This game runs successfully on SteamOS
Note: Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
Note: This game does not default to external Bluetooth/USB controllers on SteamOS, and may require manually switching the active controller via the Quick Access Menu
