NanoApostle
Games like NanoApostle

Find the Steam hidden gems

actions with secrets you find without a guideor

Games like NanoApostle

A tight dark sci-fi boss rush game where a nanomachine-augmented girl fights through six bosses with reaction-based combat and a trial-and-error loop.

PSYCRON
A short, fast-paced 2D sci-fi metroidvania focused on exploration and movement, with an eerie lurking presence.
2021-08-19
- Action
- Science fiction
- Platform

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Games like NanoApostle | IndieDex

NanoApostle
Games like NanoApostle

Find the Steam hidden gems

actions with secrets you find without a guideor

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Games like NanoApostle

A tight dark sci-fi boss rush game where a nanomachine-augmented girl fights through six bosses with reaction-based combat and a trial-and-error loop.

PSYCRON
A short, fast-paced 2D sci-fi metroidvania focused on exploration and movement, with an eerie lurking presence.
2021-08-19
- Action
- Science fiction
- Platform

Adventure

Indie

Side view

SiNiSistar 2

A roughly five-hour single-player dark action RPG starring a demon-slaying nun, blending metroidvania exploration with grotesque pixel-art horror and heavy gore.

2026-05-15

Action
Adventure
Fantasy
Indie
Side view
Role-playing (RPG)

Nowhere Patrol

A short boss rush with bullet hell and platforming, steep-but-forgiving difficulty, and a no-damage bonus phase, wrapped in minimalist visuals and a compact ~3–4 hour runtime.

2018-11-05

Shooter
Action
Platform
Indie
Side view
Arcade

Mini-Dead

A short, free-to-play boss-battle action game with a creative mechanic, smooth 144 FPS, and strong player approval.

2018-05-04

Action
Indie

ReSetna

A compact sci-fi metroidvania with fast combat, challenging bosses, and a chip-based upgrade system, set in a world of minds trapped in circuits.

2025-01-30

Action
Platform
Adventure
Third person
Indie

Vengeful Guardian: Moonrider

A brisk, high-octane side-scrolling action platformer about a rogue mech seeking revenge in a dystopian state, with classic 16-bit-style boss encounters.

2023-01-12

Action
Science fiction
Platform
Adventure
Hack and slash/Beat 'em up
Indie
Side view
Arcade

ABYSSAL BLADE

A compact, tough pixel-art boss gauntlet with MMO raid mechanics, a 1 HP gimmick, and a grief-themed progression.

2025-06-20

Action
Adventure
Fantasy
Bird view / Isometric
Hack and slash/Beat 'em up
Indie
Role-playing (RPG)

STEAMRUSH

A short single-player third-person boss rush with fast melee combat and exploration, offering a steep challenge that reviewers finish in about 86 minutes.

2024-02-16

Action
Adventure

Genopanic

A linear pixel-art adventure-platformer with light combat and puzzles in a dark sci-fi space station, offering a compact ~8-hour experience.

2024-05-17

Action
Science fiction
Platform
Adventure
Indie
Side view
Arcade

Slave Zero X

A stylish 2.5D run-and-slash action game in a biopunk dystopia, with a challenging, compact campaign.

2024-02-21

Action
Platform
Horror
Fighting
Hack and slash/Beat 'em up
Side view
Arcade

Proxy Blade Zero

A short, hardcore 3D action game with parry-focused technical combat, starring an android fighting King Anima's armies.

2014-07-28

Action
Science fiction
Indie

NEUROXUS

A compact, fast-paced single-player sci-fi mech shooter about destroying a rogue AI, with adjustable difficulty and some controller input issues reported.

2026-01-23

Shooter
Action
Science fiction
Third person
Indie

PSYCRON