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Checkmate Protocol

Developer Grozner GamesPublisher Grozner Games

Protect the King at all costs! Fight alone, or team up with an arsenal of rifles, handguns, and chainsaws to defeat waves of oncoming attackers. Chess has changed a lot since you last played... Welcome to the real world, nerd.

Top SellersNot ranked

Updated Oct 31, 2026.

Wishlist RankNot ranked

Updated Oct 31, 2026.

This app is not in the latest Top Sellers or Wishlist snapshots. It can still gain richer metadata from catalog or watchlist syncs.
Store
Developer benchmark

Metadata synced: Jul 22, 2026 · Not queued

Prices & bundle history

Steam ↗Not recordedChecked
GG official storesNot recordedNo cached observation
GG keyshopsNot recordedNo cached observation
Steam reviews0Score not recorded
Recorded bundlesNot recordedNo cached observation

Cached US/USD prices; checkout prices may differ. Bundle history covers recorded observations and may be incomplete.

Bundle history & historical prices

Bundle history has not been recorded yet.

Rank History

Recent appearances for this app across complete public snapshots.

This app has not appeared in the stored Top Sellers or Wishlist snapshots yet.

Data Coverage

What SteamFueled currently has for this app.

Store metadata
Synced Jul 22, 2026
Available
Reviews
No review summary yet
Pending
Tags
31 tags synced
Available
Links
1 public links
Available
Current players
Waiting for player count sync
Pending
Top Sellers
Not in latest snapshot
Pending
Wishlist Rank
Not in latest snapshot
Pending

Store Details

Public Steam metadata captured from appdetails. Contact-specific fields stay backend-only.

Platforms
Windows
Steam recommendations
Not synced
Review rating
Not synced
Weighted score
Not synced
Current players
Not synced
Achievements
Not synced
Metacritic
Not synced
Required age
Not listed
Website

Snapshot Details

Source context for the latest complete public rank snapshots.

Top Sellers
-
-
Previous - - Updated Oct 31, 2026
Snapshot size: 8,953 rows.Steam public Top Sellers rank order from the latest complete SteamFueled snapshot.
Wishlist Rank
-
-
Previous - - Updated Oct 31, 2026
Snapshot size: 5,360 rows.Steam public wishlist-rank order, not an exact private wishlist count.

Tags

Public Steam tags split by source. Store tags and genres are used more heavily for benchmark similarity than feature categories.