
Screenshots

Watch trailer on Steam ↗Interstellar Sentinel
Uplifting Goat LLC. · Published by Uplifting Goat LLC. · Official site ↗
Very Positive — 97% positive (59 reviews)
Last updated 27 Sept 2026
ADHD core loop weapon system will keep you on your toes in this thrilling sci-fi fantasy shmup / shoot'em up with epic boss battles and a vast arsenal of futuristic weapons! Battle legions of demonic entities, restore the cosmic balance, and save the universe! Experience FLOW STATE gaming!
£9.99
Lowest price we've ever recorded
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Price history
Action, Adventure, Indie · 2023 · More £5 - £15 games
Embark on a cosmic journey as you commandeer a unique ADHD core loop weapon system to battle legions of demonic entities. Restore the cosmic balance and save the universe in this 2023 indie action-adventure from Uplifting Goat LLC.
About this game
Why should you care?
Shooting:
ADHD Weapon System: the core game loop is about rapid progression through weapon powerup switching (19 weapon sets, each comprised of an Auto Shot, Rapid Shot, & Power Shot, totaling in over 57 weapon types). You've never flow stated in a shmup like this.
Control:
No BS Controls: Whether you're D-Pad, Arcade Stick, Keyboard, or Analogue stick, you're always in full and precise control. Whether dodging waves of flaming baby sword-wielding demons (Gradius) or full-on giant kaiju demons spewing massive waves of bullets (DeathSmiles) to macro or micro dodge, you'll rise to the challenge of flowing as one with the machine.
Value Baked In With Love:
Every run changes with the Monster Trophy system, spawning monster surges as you get better at screen-clearing enemies
We've had players play for over 100 hours before seeing everything (hidden mini bosses, additional endings, and more)
Over 40 hand-drawn and animated baddies with custom death animations
58 minutes of synth chip tune music from legendary composer Chris Huelsbeck (Rogue Squadron, Turrican Series, The Great Giana Sisters, Tiny Vikings & More)
Gradius V playthrough length, great for when you have an hour to kill
Additional Game Modes:
5 Minute Caravan score attack game mode
9 Hells Boss Rush (unique boss encounters and not rehashes from the main game)
Race Mode
Tag Line:
Interstellar Sentinel is an action-packed shoot'em up that takes you on a sci-fi fantasy journey through legions of monsters, demons, and cosmic mind-ripping entities.
An inspired love letter to some of the best side-scrolling games ever made
I grew up playing games like Life Force on the Nes (Salamander outside of the US), Gradius, R-Type, Super Aleste, Einhander, Ikaruga, and more. Interstellar Sentinel features tight controls, digital & analog stick (PlayStation & Xbox controllers verified), stylized beautiful art with lite anime inspiration, and a rewarding experience that becomes more challenging as your skills grow.
Designed For Flow State Gaming:
Also known as being "in the zone," this mental state refers to a player who is fully immersed and intensely focused on a video game. In this state, the player experiences a seamless and effortless gameplay experience, losing track of time and achieving peak performance. It is characterized by a perfect balance between the player's skills and the game's challenges, resulting in a deeply satisfying and enjoyable gaming experience.
Monster Trophy System
Monster Trophy Enemy
A hand-crafted dynamic difficulty system. This system provides gameplay depth, layering, and secrets. The more your skills with piloting and weapon systems, the more the game changes to provide you with new experiences, including hidden miniboss challenges across the levels.
Be Thrilled:
This game will ignite your senses from the very first moment. Excitement will course through your veins as legions of demonic entities swarm towards you, your fingers will dance on the controller, flight maneuvering with precision and speed. The intense action, visually stunning graphics, and immersive sound effects will keep you at the edge of your seat, fully engaged in fast-paced battles.
Feel Empowered:
Your Gun Portals are a powerhouse of deadly weapons designed to keep the core game loop changing and challenging with never-before-seen weapons in a shmup. Over 55+ weapons are at your fingertips; as you collect weapon power-ups during intense battles, you'll experience a surge of empowerment. The feeling of turning the tables on hordes of enemies with a barrage of laser beams and missiles is simply euphoric, making you feel like an unstoppable force. Experience the unique flow of weapon cycling and adaptability to become a master of battle rhythms.
Be Immersed:
Mesmerizing environments that will draw you into its sci-fi fantasy universe. From giant kaiju bosses in cosmic landscapes to undead guardian dragons, each level is intricately designed to create an immersive experience. The seamless integration of music and sound effects adds another layer of immersion, making you feel like you're part of an epic battle opera.
Feel Relaxed and Mindful:
Amidst the chaos of intergalactic battles, you'll discover moments of zen-like focus. As you dodge incoming projectiles and navigate through tight spaces, you'll enter a flow state where your mind and body become entirely absorbed in the gameplay. This meditative quality allows you to momentarily escape the pressures of daily life, providing a welcome respite and a chance to recharge. I bet you never thought of a shoot'em up in this way.
Features:
Earworm Original Soundtrack: Legendary original composed soundtrack from the brilliant mind of Chris Huelsbeck (The Great Giana Sisters, Turrican series, Tiny Thor, and more) comes a modern retro tribal drum synth chip tune feast for the ears that captures the struggle of heroic friends straightening out a twisted world
Unique Gun Portal Design & Weapon Point System:
Rapid Shot, Power Shot, & Auto Shot spatial design provides spatial choice gameplay. How you position your DrBossKey relative to the weapon points allows for advanced piloting techniques to dish out damage. Advanced techniques like point blanking (think of it like sticking a shotgun in the face of an ugly demon and pulling the trigger for maximum impact), Power Shot alignment (charge up, 10x more powerful shot compared to the Rapid Shots, often with piercing), and Auto Shot utility (near field damage, homing missiles, plasma stasis damage fields) give a great mix of core gameplay choices.
Your wingsuit reactor core vulnerability point is the key to weaving through the bullet hell battlefield. Don't be intimidated by some of these bullet hell fields, they are not as hard to navigate with a modern player hit box as you would think.
Extensive Weaponry System:
Rapid Shot, Power Shot, Auto Shot Form a "Weapon Set"
19 Weapon Sets & over 55+ weapons to be mastered
Unique core loop gameplay experience with a high rate of weapon shifting that ties back into all key systems. Flow is in mastery of the Gun Portal weapon systems
Gun Portal weapon sets are designed to scale in utility and versatility, with your base weapons being powerful to avoid “Gradius syndrome,” where losing your weapons makes you want to start over because your basic weapons feel like throwing wet noodles at hungry demons
Weapon Downgrade system, you can dump your weapon sets to keep playing with your favorite weapons for the situation. Dumping weapons also keeps your chain combo multiplier going and offers great risk vs reward scenarios
Super Weapon System:
Destroying enemies unleashes their soul bits, monster soul essence, which powers your super weapon
Generate temporary invulnerability field
Cancels enemy bullets to generate higher score rewards
Produces Monster Star Gems to collect for bonus points
Unleashes the stored-up monster soul essence, which in turn regains soul essence, which can let you chain supers together
A full super weapon bar is a terrible thing not to unleash on the very plague of demonic enemies that you harvested super weapon energy from
Wingsuit Repair System:
Part of being a badass flying hero is knowing that your suit can take a hit or two, sometimes even strategically (hint hint)
Monster Trophy & Monster Surge System:
Screen clearing enemies and achieving high scores produces Monster Trophies. Monster Trophies spawn more challenging and unique enemies
Monster Trophy Medals are earned when defeating Monster Trophies, which in turn power up your Chain Combo meter
The Monster Trophy hint system gives you a sense of how much more there is behind the curtain of the universe
DMC End Level Ranking System:
7 possible ranks from D to S+ tier ranks that drive dynamic challenges, minibosses, and may even unlock the secrets of the universe
Score System:
A dynamic score system that factors in Chain Combos, Monster Trophy Medals, Boss Time Bonuses, rewards, Power-up, Surviving, and more that rewards players who are not traditional score chasers
Score transcends mere digits; your accumulated points serve as both additional lives and the path to advanced gameplay rewards like mini-bosses and the glowing admiration of your Twitch followers
Enemy Chain Combo System:
The Chain Combo system starts when destroying enemies and you have to keep destroying enemies every 6 seconds before the chain combo meter ticks down to keep your high score going for maximum fun and prizes
Pacifist Mode Challenges:
Each level contains the pure joy and anxiety of surviving. Rule number one of Pacifist Mode: survive; rule number 2, see rule number 1
On completion, it provides higher-tier powerup weapon set drops
Gain an extra life when activating it
Gain a temporary core shield hit point
Local Highscore Leaderboard:
As your skills progress, your score is the key to measuring that progression. Chasing the one credit clear (no continue screens and beating the game), and S+ tier ranks is a goal worthy of your gamer mantel. Etch your initials into your Hall of Fame
QOL Difficulty & Level Select:
Choose from 3 levels of difficulty: Casual, Normy, & Heroic
Play and practice at any level right from the start..., you can even peek up Santa's Chimney
8 Levels Packed With Shmupping Goodness:
Newbie pilot friendly
Progressively harder difficulty curve, challenges, bosses, secrets, and more
Playthrough in About an Hour:
Your time is precious, and a game that can be completed in about an hour offers several unique benefits that cater to your lifestyle. Firstly, it provides a quick and fulfilling gaming experience for busy individuals who may not have the luxury of dedicating extended hours to gaming. The concise gameplay ensures you enjoy a complete adventure during short breaks or free moments. A tight replay loop means you can jump in see your skills improving, and decompress to allow the experience to absorb into your muscle memory
Two out of every three doctors agree that a shmup session a day will bring you joy
Secrets-A-Plenty:
Find the secret in each level, test your piloting skills, and reap the rewards
Over-the-top Imaginative Boss Battles:
Ever wanted to fight a kaiju demon in outer space, or how about an interdimensional being called the Astral Ripper? They're waiting along with many more..., but we promise no evil clowns are waiting to stoke your Coulrophobia
Building upon a rich world of heroes, villains, and more.
Interstellar Sentinel has you taking the role of the Interstellar Sentinel, DrBossKey, on an epic adventure to a new world to fight against the Demonic Horde that threatens the very balance of the universe. As you battle through legions of monsters and enemies, you must collect their souls to turn them into living weapons and use them to restore the balance of the cosmos.
With your crew and starship Veil Piercer as your trusty steed, you must lead the charge against the forces of darkness and bring peace to the galaxy. Through cosmic battles and epic showdowns, you will face the ultimate challenge of rebalancing the universe and saving all life from hellish corruption.
Are you ready to embark on this cosmic adventure and become the ultimate Sentinel of the Stars? Play Interstellar Sentinel and find out!
Discord Community:
Catch the latest news and developer log updates for Interstellar Sentinel 1 & 2
Post your high scores and be celebrated as you climb the ranks in the community

System Requirements
Will my PC run this? →Minimum
- OS: Windows 10
- Processor: Intel Core2 Duo
- Memory: 2 GB RAM
- Graphics: Shader Model 3
- DirectX: Version 9.0c
- Storage: 800 MB available space
Supported Languages
*languages with full audio support
Latest news
AnnouncementsOfficial
Online Leaderboards, hot to trot Steam Deck performance, bug smashing, and more!
Heyo friendoes!Build 3.6.0 is Live! Big features:Online leaderboards added through iScored (a rad dude passionate about arcades and high-score arcade competitions, naturally! We've published our leaderboards for Interstellar Sentinel 1 & 2 so anyone can also import and add them to their own arcades and man caves. :) Interstellar Sentinel Art Book added Big news! We started our game studio Patreon after being badgered by our wonderful community for over a year; lots of sneak peek stuff in the works. Come check it out and drop us a follow! https://www.patreon.com/cw/UpliftingGoatAdditional changesFixed a couple of pesky memory leaksMinor tuning adjustments across the weapon sets Adjustments to particle layering & sorting Performance optimizations for lower-end PCs & the Steam Deck Additional bug fixes and polish Fixed some opening cutscene layering bugs with fire when the ship moves through the atmosphere Here is a live stream of playtesting and a bit of development; spoiler alert: I get the best ending :)Happy summer leaderboaring!Read full article on Community Announcements (Uplifting Goat)Community & EventsOfficial
Interstellar Sentinel Highlights: Live Caravan Events and Community
A lot has happened around Interstellar Sentinel, and we wanted to share a look back at some of the moments that helped define this stretch of the journeyOne of the biggest standouts was seeing Caravan Mode (5-minute gaming snack-sized time attack levels) grow into much more than just another mode in the game. It became a booth attraction, a competition format, a repeatable event structure, and a reason for players to gather around Interstellar Sentinel. What made it work so well was how easy it was to understand, how fast it was to replay, and how naturally it created that “one more run” energy.That really came to life at Canal 3 and Rio Retro Games Champion Edition. Players could walk up, understand the goal quickly, post a score, and immediately want another attempt. At the same time, spectators had something clear and exciting to follow, which made the competition side feel alive in the room. Caravan ended up being both highly playable and highly watchable, which made it a strong fit for live events.One of the clearest signs that Caravan was working was the way it bridged newer and stronger players. At Canal 3, first-time players could jump in and feel competitive before they felt expert, while stronger players naturally became mentors by helping others improve. That made the mode more welcoming without reducing its skill ceiling, and it created the kind of human stories that stuck with us long after the event.Rio Retro Games Champion Edition pushed that momentum even further. The competitive atmosphere was focused and energetic; standout players emerged, and the community began carrying the momentum forward through shared runs, advice, and local rivalry. That matters a lot to us because it showed how Interstellar Sentinel could keep growing through the people around it, not just through updates.We also loved seeing merch and the art book become part of the event experience itself. At Canal 3 and Rio Retro Games Champion Edition, they were tied to prizes, leaderb...Read full article on Community Announcements (elleroch)Patch NotesOfficial
Minor update: QOL Weapon Tuning & Difficulty Lives adjustment Fix
Thanks everyone for playtesting the new Caravan level! - Weapon Tuning for some of the underperforming weapon sets - Difficulty selection, fixed the number of lives given for each difficulty level - Minor tuning adjustments, bug fixes, and good ol' spit & polishRead full article on Community Announcements (Uplifting Goat)AnnouncementsOfficial
V 3.4.0 Live - QOL Weapon selection for stage practice, weapon buffs & Moarz
New features:Caravan 3 level, the community is going nuts over this onePracticing a level now let's you pick your starting weapon setWeapon buffs and balancing passPerformance optimizations (runs like a dream on a Steam Deck)Various bug fixes and improvments labor of lovin type stuffThank so much to our community for playing, putting up high scores, and sharing their passion for our projects!Read full article on Community Announcements (Uplifting Goat)Patch NotesOfficial
Ho Ho Ho Interstellar Sentinel 3.3.0 is now live under your X-Mas tree!
Happy holidays, friendoes, it's been a wild year. Your support means everything to us, and we wish you the very best in your gaming adventures! Thank you for being on this journey with us to craft modern retro games with that tight gameplay you've come to love from us! Brand new RRG Caravan level added. More audio polish with enemy death sounds and attacks. Tuned up quite a few underperforming weapon sets, like the BFM (Big Fuggin Missile), to now have homing missiles on the power shot. Added auto bomb on death for the Caravan levels Performance optimizations for potato computers and improved bullet patterns when the CPU is overtaxed. Various bug fixes and polish. Here is my developer playthrough and commentary. It was a lot of funRead full article on Community Announcements (Uplifting Goat)






