Games like Fireflies
Games like Fireflies include Half-Life 2, BioShock Infinite, VLADiK BRUTAL, SUPERHOT, and Far Cry 3. We matched them by the tags players give Fireflies on Steam (Action, Adventure, Indie, Casual, and FPS): closest matches first, and among equally close ones the better-known games.
Half-Life 2
Shared: Action · FPS · Adventure
BioShock Infinite
Shared: Action · FPS · First-Person
VLADiK BRUTAL
Shared: Action · FPS · Adventure
SUPERHOT
Shared: Action · FPS · Indie
Far Cry 3
Shared: Action · Adventure · FPS
Black Mesa
Shared: Action · FPS · First-Person
Portal 2
Shared: First-Person · Puzzle · Story Rich
A Story About My Uncle
Shared: Adventure · Indie · First-Person
Atomic Heart
Shared: Adventure · Action · FPS
Bendy and the Dark Revival
Shared: Action · Adventure · First-Person
Aimlabs
Shared: Action · FPS · First-Person
Pikuniku
Shared: Adventure · Indie · Casual
Lost
Shared: Casual · Indie · FPS
There Is No Game: Wrong Dimension
Shared: Indie · Adventure · Puzzle
RoboCop: Rogue City
Shared: Action · FPS · First-Person
How to Fish
Shared: Indie · Adventure · First-Person
Far Cry® 4
Shared: Action · FPS · Adventure
METRO Last Light Redux
Shared: Action · FPS · Story Rich
Metro Exodus
Shared: FPS · Action · Story Rich
Brothers - A Tale of Two Sons
Shared: Adventure · Indie · Story Rich
METRO 2033 Redux
Shared: FPS · Action · Story Rich
Call of the Sea
Shared: Adventure · Puzzle · First-Person