Kingslayer: The First Assassin
Developed by Old School Vibes · Published by Old School Vibes
At a glance
Overview
A casual game by Old School Vibes, published by Old School Vibes — single-player.
Steam’s own one-line description: “Before you find the King's Room, you need to beat guards and traps. Feel like an assassin in this limited grid-movement and attacks puzzle game.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Kingslayer: The First Assassin.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7 or later
- Processor: Intel Core 2 Duo 2.1 ghz or equivalent
- Memory: 2 GB RAM
- Graphics: 1gb
- Storage: 300 MB available space
- Sound Card: It's cool to have one, not necessary
Supported languages (1)
Kingslayer: The First Assassin FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Kingslayer: The First Assassin?
Steam classifies Kingslayer: The First Assassin as a Casual game, developed by Old School Vibes. Before you find the King's Room, you need to beat guards and traps. Feel like an assassin in this limited grid-movement and attacks puzzle game.
How much does Kingslayer: The First Assassin cost?
As of June 2026, Steam lists Kingslayer: The First Assassin at $0.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Kingslayer: The First Assassin single-player or multiplayer?
Steam lists these modes for Kingslayer: The First Assassin: Single-player. It lists a single-player mode.
Is Kingslayer: The First Assassin on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Kingslayer: The First Assassin for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Kingslayer: The First Assassin out yet?
Yes — Steam lists a release date of Apr 8, 2021.
What platforms is Kingslayer: The First Assassin on?
Kingslayer: The First Assassin is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Kingslayer: The First Assassin single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Kingslayer: The First Assassin cost?
Steam lists it at $0.99.
Does Kingslayer: The First Assassin have achievements?
Yes — Steam lists 29 achievements for Kingslayer: The First Assassin.
Who made Kingslayer: The First Assassin?
Kingslayer: The First Assassin is developed by Old School Vibes and published by Old School Vibes.
Where to get Kingslayer: The First Assassin
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Old School Vibes.