Formation Builder Idle
Every hero changes the heroes beside it. Arrange 46+ heroes on a grid, chain their abilities, and find the layout that multiplies your damage.
Developed by
Choose where to play
1 editionSteamLinux, macOS, WindowsFree
Available nowView on Steam (opens a new tab)
- Players
- Single-player
- Internet
- Not confirmed
- Offline play
- Not confirmed
- Offline progress
- Yes
- Price
- Free
- Released
- Oct 27, 2026
- Developer
- Idle Games LLC
- Publisher
- Idle Games LLC
- Store
- Steam
- In-app purchases
- Yes
Listing details & sources
Availability and pricing can vary by region. These are checks of official listings, not gameplay tests.
- Steam — Linux, macOS, Windows
Checked Nov 10, 2026 · Region: US
Primary structured store record retrieved. Runtime, user-specific purchase eligibility and semantic genre inclusion are not play-tested. - store.steampowered.com (opens a new tab) · Nov 11, 2026
Normalized current developer statements and storefront labels; extraction rules and sentence fingerprints retained. No runtime testing. - store.steampowered.com (opens a new tab) · Nov 10, 2026
Structured primary-source fields extracted automatically. Editorial relevance, runtime operation, and descriptive-signal semantics remain separate review tasks. - api.steampowered.com (opens a new tab) · Nov 10, 2026
Structured primary-source fields extracted automatically. Editorial relevance, runtime operation, and descriptive-signal semantics remain separate review tasks.