Space Defender: Frontier Squadron Player Count and Price History

Space Defender achievements

Space Defender has 42 Steam achievements. On average a player has unlocked 33.7% of them; the rarest, Law of Gravity, is held by 0.4% of players.

• First SortieComplete your first contract.92.9%
• SalvagerComplete a Salvage contract.84.3%
• RescuerComplete a Rescue contract.83.1%
• Giant SlayerDestroy an elite ship.82.3%
• SeasonedComplete 10 contracts.77.2%
• Bounty HunterComplete a Hunt contract.74.9%
• Radio SilenceComplete a Strike contract.71.9%
• WingmanFly with your first wingman.70.2%
• The Line HeldComplete a Holdout contract.65.0%
• AceComplete 25 contracts.61.7%
• ResistanceComplete every priority order of Act I.61.1%
• Course for PerseusUnlock the jump to the Perseus galaxy.60.8%
• Away TeamComplete your first planet expedition.58.1%
• Frontier GuardianComplete 50 contracts.46.5%
• Deep TerritoryUnlock the jump to the third galaxy.43.5%
• Counter-offensiveComplete every priority order of Act II.43.5%
• Admiral of the FleetReach the rank of Admiral.40.2%
• Frontier SquadronFly with three wingmen.37.7%
• Toward the NexusComplete every priority order of Act III.29.4%
• Rust AboardEnlist Kessa Varn in your crew.26.8%
• The Nexus FallsDestroy the Nexus.26.7%
• Nobody Left BehindBring back a wingman who was shot down.24.7%
• UnmaskedDefeat the Mask.21.6%
• Second ChanceEnlist Dorn Halvek in your crew.19.1%
• Full HangarOwn every ship the shipyard sells.18.2%
• The FireHidden achievement16.6%
• Sector LegendComplete 100 contracts.15.8%
• The PriceHidden achievement8.5%
• Where It All BeganUnlock the jump to the Kepler galaxy.8.3%
• Every Signal AnsweredComplete each of the 12 expeditions.6.9%
• Into the DarkComplete your first descent into a shaft.6.8%
• No MercyDestroy the Nexus in Hard mode.5.4%
• The Leviathan FallsDestroy the Leviathan at the bottom of shaft 14.4.6%
• The Shafts of KeplerComplete every priority order of Act IV.4.5%
• I Count ElevenHidden achievement4.1%
• The DawnHidden achievement4.0%
• Siege BreakerTake first place on a pinball table.2.3%
• Old GuardDestroy the Nexus in a Veteran game.1.8%
• Bare HullDestroy the Nexus without a shield equipped.0.9%
• Iron WillComplete every priority order of Act IV in a Veteran game.0.8%
• Port ChampionTake first place on a spaceport's ROCK BREAKER table.0.6%
• Law of GravityLet a gravity well crush 10 enemies.0.4%

Global unlock rates from Steam, most common first.