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Score Snapshot
HD Score is the community rating on High Difficulty's 5-point scale. Critic and Steam signals add outside context before you buy, review, or save the game.
HD PLAYER SCORE
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Astra Sentinel
Read player reviews for Astra Sentinel, compare HD Score with critic and Steam context, and decide whether it belongs in your Vault or Backlog.
December 31, 2026
StrategyPC (Microsoft Windows)
Mission Briefing
Story setup, genre fit, and buying context for players deciding whether to buy, rate, or save Astra Sentinel for later.
Astra Sentinel is a wave-based survival RTS where endless alien hordes relentlessly assault your planets. Build defenses, colonize planets and manage resources under constant pressure. Will you be able to recover the control of the galaxy?
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Where to Buy
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