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Planet Killer

App ID 4454430
App Type Game
Developer
Publisher Talisman One Studio
Supported Systems Windows macOS Linux
Last Changenumber 39409101
Last Record Update 2 October 2026 – 03:40:13 UTC ()
Release Date 9 September 2026 – 15:04:11 UTC ()

A physics-driven sci-fi destruction roguelite. Orbit hostile worlds, unleash devastating weapons, and carve real craters into fully simulated planets while escalating planetary defenses fight back.

Screenshots

Additional Information

Developer Talisman One Studio
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher Talisman One Studio
Store Release Date 9 September 2026 – 15:04:13 UTC ()
osarch empty string
community_hub_visible Yes
AbsoluteMouseCoordinates No
Primary Genre Action (1)
Store Genres Action (1)
Steam Release Date 9 September 2026 – 15:04:11 UTC ()
Store Asset Modification Time 7 September 2026 – 23:14:05 UTC () (1788822845)
library_assets
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library_heroen
library_hero_bluren
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library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct47.08963911525029
height_pct32.901923533602485
osextended empty string
review_score 8
review_percentage 81
RemotePlayTogetherTestingBranches default
Steam Deck Compatibility
  • Steam Deck:
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Some in-game text is small and may be difficult to read
  • All functionality is accessible when using the default controller configuration
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • steam_machine_compatibility: 2
  • test_timestamp: 11 September 2026 – 12:21:13 UTC
  • tested_build_id: 25221293
  • steam_machine_tests:
    0 ↴
    display3
    token#SteamMachine_TestResult_ControllerGlyphsDoNotMatchDevice
    1 ↴
    display4
    token#SteamMachine_TestResult_DefaultControllerConfigFullyFunctional
    2 ↴
    display4
    token#SteamMachine_TestResult_DefaultConfigurationIsPerformant
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimenative
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
    requires_proton_soundfonts0
controllertagwizard Yes
AI Content Type 1
First seen on SteamDB 22 February 2026 – 17:00:57 UTC (), in changelist #34006938

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes Yes Yes

Tags

Categories

Hardware Categories

Accessibility Categories

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Assets
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page_background_pathapp/4454430
last_modified27 September 2026 – 00:50:44 UTC
timestamp27 September 2026 – 00:50:44 UTC
trailer_name Planet Killer Launch Trailer
trailer_category 1
microtrailer ↴
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all_ages true
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timestamp 7 September 2026 – 23:14:12 UTC
trailer_name Planet Killer Official Gameplay Trailer
trailer_category 1
microtrailer ↴
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timestamp 31 August 2026 – 05:11:23 UTC
trailer_name Planet Killer Early Gameplay Trailer
trailer_category 2
microtrailer ↴
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timestamp 31 August 2026 – 05:11:24 UTC
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