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Individual prerelease counts require verified game access. GaugeDB can record a count if Steam publishes one in its public chart, or when collection becomes available after release.
No Steam player count has been recorded for BIO-SUBMARINER DX yet.
Concurrent Steam players, not daily or monthly active users. Console and other launchers are excluded. Peaks cover GaugeDB’s recorded history.
BIO-SUBMARINER DX is a horizontally-scrolling Shoot 'Em Up, Chomp 'Em Up developed for Game Boy Color! Set sail, devour your enemies from surface to sea floor and destroy the enemy CORE! Get into the BIO-SUB, Captain.
Steam store description