Indie developer ClusterFame Games has announced that the demo for its upcoming retro-inspired FPS KILLFLOW will launch on June 1, 2026, ahead of the game’s participation in Steam Next Fest (June 15–22). The announcement follows the game’s initial reveal earlier this year, when ClusterFame Games unveiled KILLFLOW and launched its Steam page, allowing players to wishlist the title ahead of release.
KILLFLOW is an insanely fast psychedelic retro FPS that combines the intensity of classic boomer shooters with procedural generation and roguelite-inspired progression systems. Set in a stylish, ever-changing world, players fight their way through waves of enemies, clear procedurally generated levels, and choose from a growing selection of stackable power-ups that dramatically alter each run.
The game’s straightforward but highly replayable gameplay loop centers on speed, precision, and momentum. Players eliminate hordes of red psychopaths, survive increasingly challenging encounters, and build powerful combinations of upgrades as they push toward the end of each run. Every level is procedurally generated, ensuring that no two playthroughs are exactly alike.
A New Spin on the Boomer Shooter Genre
While inspired by classic FPS titles of the 1990s, KILLFLOW aims to carve out its own identity through its psychedelic visual style, fluid movement mechanics, and relentless pacing. The game places a strong emphasis on reflex-driven combat and score chasing, rewarding players who can maintain momentum while adapting to the unpredictable nature of its procedurally generated environments.
By combining the high-speed action of traditional boomer shooters with modern roguelite elements, KILLFLOW delivers an experience built around replayability, experimentation, and mastery.
Summer Showcase Appearances
As part of its upcoming promotional campaign, KILLFLOW will be featured across several major gaming events this summer.
The game will be showcased on The Game Awards Twitch channel on June 8 at 10:30 PM IST, providing viewers with a closer look at its fast-paced gameplay and unique visual style.
KILLFLOW will also participate in the Summer Game Fest Steam Event, the India Games Showcase, and Steam Next Fest, where players will be able to download and play the newly released demo. Live gameplay broadcasts will be available directly through the game’s Steam page throughout the event period.
Demo Available June 1
The public demo launching on June 1 will give players their first opportunity to experience KILLFLOW’s signature blend of high-speed combat, procedural level design, and stackable progression systems. The demo is designed to showcase the core gameplay loop while offering a glimpse into the variety and replayability planned for the full release.
Players can wishlist the game now and prepare for Steam Next Fest later this month.
Watch the Trailers
Players can watch both the official announcement trailer and the latest gameplay footage on YouTube, showcasing KILLFLOW’s frantic combat, psychedelic environments, and progression mechanics.
Key Links
- Twitter: https://twitter.com/ClusterFame
- Discord: https://discord.com/invite/rNz8sBEUva
- YouTube: https://www.youtube.com/ClusterFame
- Steam Page: https://store.steampowered.com/app/4425610/KILLFLOW/
About ClusterFame Games
ClusterFame Games is an independent solo game development studio founded by Shaurya Juneja. The studio focuses on creating memorable first-person experiences across a variety of genres, ranging from fast-paced multiplayer titles to atmospheric horror games.
ClusterFame Games released its debut title, MegaBlasters!, in 2024, followed by the horror game Phobic Nightmares in 2025. With KILLFLOW, the studio is bringing its most ambitious project yet to players, blending classic FPS influences with modern roguelite design and a distinctive psychedelic aesthetic. For more information, visit https://clusterfame.com.
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