Angel Under Prototype is not a polished product—it’s a raw nerve. It’s cryptic, occasionally broken by design, and deeply uncomfortable. But for fans of cosmic horror, analog nightmares, and games that treat UI as a torture device, BabusGames has delivered one of the most conceptually exciting horror prototypes in years.
Rating (Prototype): 8/10 – “Blessed and buggy.”
You can play the prototype now on the BabusGames Itch.io page. Note: Do not install in the same directory as any religious software.
Angel Under Prototype -v1.0.0- is an adult-themed (NSFW) anime-style action-platformer developed by BabusGames. The game combines high-speed combat with platforming elements, set against a backdrop of a war between humans and demons. Plot & Setting
The narrative begins with your character and companions traveling to a castle via a "dragon bus". You play as a protagonist who remembers leaving for this destination with a companion named Irene. The game's primary setting is this castle, where you must navigate through various challenges as the war against demons unfolds. Gameplay Mechanics
Combat: The game features fast-paced action where you engage enemies using a variety of attacks. Timing and positioning are key to clearing rooms without taking excessive damage.
Platforming: You will need to jump and dash across gaps and obstacles to progress through the castle's levels.
Adult Content: As a NSFW title, the game includes explicit scenes that are typically unlocked through progression or specific interactions within the environment. Version 1.0.0 Highlights
The v1.0.0 release is considered a significant milestone for the prototype, often including: Refined character animations and smoother frame rates.
Initial narrative chapters that establish the world and characters.
Early-stage boss encounters or "elite" demon enemies to test combat proficiency. Where to Play
You can find and play the prototype on platforms that host independent adult games, such as Newgrounds or the developer's official distribution pages. One of the best Platformer Game (Angel Under)
Angel Under Prototype -v1.0.0- is an early-stage development build released by BabusGames, serving as the foundational proof-of-concept for their ambitious title, Angel Under. This version represents a critical milestone where the core mechanics, narrative tone, and visual style are first introduced to the public for testing and feedback. The Vision Behind BabusGames
Developed by a small, dedicated two-person team, BabusGames aims to blend engaging traditional gameplay with adult-themed storytelling. Their approach focuses on creating a "solid experience" where the gameplay loop is strong enough to stand on its own, rather than being a mere delivery vehicle for NSFW content. Core Gameplay & Mechanics
The -v1.0.0- prototype establishes several key systems that define the Angel Under experience:
Dynamic Combat: Players navigate through training portions and combat scenarios that require timing and strategy. The developers have even included "combat assist" tools to help players manage damage, though using them may impact the in-game "audience" rating or performance grade.
Exploration and Quests: The prototype introduces players to main quests and various NPCs, encouraging exploration of its maps. Players control a protagonist (often referred to as Milo) as they navigate different environments.
Interactive Investigation: Borrowing elements from visual novels and courtroom dramas, the game features interrogation mechanics where players must listen for testimonies and use specific buttons to "Object!" to contradictions.
Platforming Elements: The game includes platforming challenges, such as navigating elevators and avoiding lasers, which add a layer of physical dexterity to the gameplay. Technical Specifications and Community Feedback
As a prototype build, -v1.0.0- is a "work in progress" that invites the community to help identify bugs and suggest improvements.
Version History: This initial release has been followed by subsequent updates, including v1.1 (Problematic Subjects) and patches like 1.2.3, showing active development and a commitment to refining the player experience. Angel Under Prototype -v1.0.0- -BabusGames-
Platform Support: The game is primarily developed for Desktop (EXE), but a browser-based version is often made available on platforms like Itch.io for easier access.
Common Issues: Early players noted issues with game resolution cutting off UI elements and occasional clipping bugs, most of which the developers have addressed in later patches. Future Outlook
The success of Angel Under Prototype -v1.0.0- has paved the way for further expansion. BabusGames has expressed interest in adding more character-specific free-roam options (such as playing as Erin) and potentially translating the game into multiple languages like Greek or Brazilian Portuguese if the project garners enough support.
For those interested in following the development or trying the build, the BabusGames Itch.io page remains the primary hub for updates, devlogs, and community discussions. Problematic Subjects by Babusgames - Itch.io
Angel Under Prototype -v1.0.0- is an early-stage game development build released by BabusGames, a studio known for experimental indie projects. This specific version, v1.0.0, marks the first functional iteration of the "Angel Under" concept, serving as a technical and mechanical foundation for future expansion. Project Overview
The prototype focuses on establishing the core gameplay loop and atmosphere. While specific narrative details remain minimalist in this early stage, the project typically centers on:
Genre Foundations: Combines elements of atmospheric exploration with light puzzle or platforming mechanics.
Aesthetic Direction: Features the studio’s signature lo-fi or stylized visual approach, prioritizing mood and environmental storytelling.
Core Systems: v1.0.0 introduces fundamental player movement, basic interaction systems, and the initial level architecture intended to showcase the game's unique "Angel" theme. Technical Breakdown (v1.0.0)
As a prototype, this release is intended for testing and feedback rather than a complete player experience. Key technical aspects include:
First Playable Build: The "v1.0.0" designation indicates that the game is stable enough for external demonstration of its primary mechanics.
Feedback Loops: BabusGames utilizes these early prototypes to gather community input on control responsiveness and visual clarity.
Optimized Performance: Small-scale environments designed to run efficiently while the developer experiments with lighting and shader effects. About BabusGames
BabusGames is an independent developer that frequently shares progress through iterative prototypes. Their development philosophy often involves:
Transparency: Releasing "Under Prototype" builds allows fans to see the evolution of a game from its rawest form.
Experimental Mechanics: Often testing unconventional control schemes or niche gameplay hooks before committing to full-scale production.
Angel Under: The Development Journey of BabusGames' Indie Project
Angel Under, developed by BabusGames, represents an evolving project in the indie gaming scene. Progressing from its early prototype phases toward a full version release, this title combines visual novel storytelling with interactive action and exploration mechanics. Core Gameplay and Mechanics
The "Angel Under Prototype" established the foundation for a multifaceted experience. The game integrates several active systems to keep players engaged with the narrative:
Hybrid Combat: The gameplay features a mix of melee and shooting mechanics. While early versions focused on a "training center" environment, updates have introduced dedicated systems to diversify the action. Angel Under Prototype is not a polished product—it’s
Exploration and Free Roam: Moving beyond a linear prototype structure, the game includes a Free Roam mode. This allows for navigation through the game world and the completion of missions for various characters.
Relationship and Quest Systems: A friendship system is utilized to allow for deeper interaction with specific characters, which in turn unlocks unique questlines and narrative branches.
Inventory and Progression: An integrated inventory system facilitates the acquisition and use of items, adding a layer of RPG-style progression to the training and combat loops. Version History and Development Path
Development has been characterized by frequent updates and transparency regarding the software's roadmap.
Prototype Roots: Initial versions introduced the rudimentary mechanics and the core visual style.
Expanding the World: Mid-stage versions saw the introduction of the character quest system and the inventory system, transforming the project from a basic prototype into a more complex adventure.
The Road to v1.0.0: Recent updates have focused on refining game pacing and adding significant story chapters to prepare the title for its full version status. Artistic Style and Technical Implementation
A notable aspect of Angel Under is its 2D anime-style art. The development team has emphasized hand-crafted quality in the creation of game assets. The project is designed for high accessibility, often supporting browser-based play to ensure compatibility across different platforms.
The transition from a prototype to a version 1.0.0 release typically involves extensive bug testing, asset optimization, and the completion of the primary story arc, marking a significant milestone for indie developers.
In the flickering neon-drenched ruins of , the year is 2088. The world above is a playground for the elite, while the "Under" is a sprawling labyrinth of forgotten tech and desperate souls. You play as
, a scavenger with a knack for breathing life into dead machinery. One night, while raiding a collapsed research facility owned by the Aetheria Corp , you stumble upon a pressurized chamber labeled: ANGEL UNDER PROTOTYPE -v1.0.0- The Awakening
Inside lies not a machine, but a girl—or something that looks like one. Her skin has a faint, pearlescent glow, and silver filaments are woven into her hair like neural lace. When she opens her eyes, they aren't human; they are shifting prisms of data. This is
, the first "Angel" designed to serve as a biological interface for the city’s failing power grid.
But something went wrong in her programming. Instead of being a mindless battery, she has a voice. The Escape
BabusGames' world is one of high-stakes stealth and tactical combat. As Kael, you must guide the Prototype through the lightless tunnels of the Under. You are her protector, but she is your greatest weapon. While you handle the physical world—tripping alarms and hotwiring doors—she can "dive" into the local network, turning the city’s own defense turrets against the Aetheria strike teams hunting you down. The Choice As the story of
unfolds, you discover the grim reality: the "Angels" weren't built to save the city; they were built to rewrite it. If Unit 01 reaches the Core, she could erase the digital divide between the rich and the poor, but at the cost of her own consciousness.
As the sirens of the Aetheria Enforcers close in, Kael holds the override key. Will you let her fulfill her "divine" purpose, or will you find a way to let the Angel live a human life in the shadows of the Under? or perhaps a deeper look into the main characters' backstories
Angel Under " is an adult-oriented title developed by BabusGames
blends a story-driven social simulator with challenging combat mechanics
. While the main game has evolved into a more polished experience (currently in version 0.11.x as of April 2025), the Angel Under Prototype remains a significant piece of its development history. Core Gameplay & Concept You can play the prototype now on the BabusGames Itch
The prototype serves as a foundational proof of concept for what the developers describe as a "metroid-style" experience in Hell. Dual-Nature Gameplay
: The game balances a linear main story with open-ended side stories where you interact with various characters. Combat Mechanics
: The prototype focused heavily on action-based movement—specifically shooting, slashing, and dashing to survive encounters with demons. Unique Art Style
: It is noted for its high-quality visuals, including full-screen illustrations, comic-style action sequences, and frame-by-frame traditionally animated scenes Development History (Prototype to v1.0.0 Phase) The "Prototype" era began as far back as . While there isn't a single "v1.0.0" of the
specifically (as it transitioned into the main game versions like 0.6.0, 0.8.0, and 0.11.0), the development has followed a "step-by-step" path to reintegrate prototype features. Transition
: Early feedback on the prototype led to the development of the more robust current game, with developers planning to re-add refined versions of the original prototype's shooting sections later on. Major Milestone (v0.8.0)
: This update introduced significant overhauls that refined the "Prototype" feel, including a new overworld location (the infirmary) and a combat assist tool Current Status : As of early 2026, the game is actively updated on BabusGames' Itch.io Key Features at a Glance Interaction System
: A deep friendship/seduction system for a diverse cast of characters.
: Formerly the Training Center, this is the primary combat arena where players fight monsters to earn money. Inventory & Progression
: Systems to track items, currency, and rankings were added to provide depth beyond simple combat. Save System
: Modern versions have automated saving to local user folders. specific characters you can interact with in the current build? New major update! Angel Under 0.10.2 - Babusgames
The prototype offers roughly 90 minutes of gameplay across three “Verses” (levels). Key features include:
BabusGames emphasizes that this is true prototype software. There are placeholder assets (a few doors are still pink checkered cubes), occasional frame drops when entering the “Confession Rooms,” and one known crash trigger if you attempt to baptize yourself in the coolant fluid more than three times.
Is the Angel Under Prototype worth your time? Yes—if you love dark fantasy and can tolerate rough edges.
This is a $0.00 (free) prototype that shows more artistic vision than many AAA $70 releases. The atmosphere is oppressive, the combat has a unique rhythmic flow, and the boss design (the Penance Engine) is genuinely creative.
Score for Prototype v1.0.0: 7.5/10 (Potential Score for Full Release: 9/10)
What needs work before v1.1.0:
Let’s be clear: this is a prototype. The version label v1.0.0 in the indie world often signifies the first stable, feature-complete test build. BabusGames has chosen transparency over polish, releasing a raw slice of gameplay to gather feedback.
Here is what you get in the current build: