Proto Trigger
An arcade shoot'em up with unique power-infusion gameplay. Face down an unknown army alone or with a friend in online or local co-op. Navigate the cosmos to save the remants of humanity, or join them in extinction!
Last Updated: 3/25/2026
| Developer | Busted Atlas |
| Publisher | Busted Atlas |
| Steam App Id | 3954600 |
About Proto Trigger
Proto Trigger is an Action game developed by Busted Atlas. It was released on the Steam Store by Busted Atlas.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Proto Trigger supports the following features:
- Family Sharing
- Single-player
- Full controller support
- Online Co-op
- Co-op
- Playable without Timed Input
- Remote Play Together
- Color Alternatives
- Shared/Split Screen Co-op
- Custom Volume Controls
- Multi-player
- Shared/Split Screen
- Adjustable Difficulty
- LAN Co-op
Media & Sceenshots
Watch the featured video for Proto Trigger and see the latest screenshots from the Steam Store.

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Frequently Asked Questions
Soures & References
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Proto Trigger data has been sourced from:
- Valve Corporation. (2026, March 25). Proto Trigger on Steam. Steam Store.
- Valve Corporation. (2026, March 25). Proto Trigger. Steam Community Hub.