Diplomacy is Not an Option

Medieval base-building RTS against relentless hordes of enemies

Door 407 · Released Oct 4, 2024

Action Adventure Casual Indie Simulation Strategy

Reviews: Very Positive; 86% of 13K
Recent reviews: Very Positive; 84% of 170 in 30 days
Playing now: 426; right now
Steam Deck: Playable
Last update: 4 weeks ago; Aug 24, 2026

What is Diplomacy is Not an Option?

A single-player medieval fantasy RTS about building and supplying a fortified settlement, commanding armies, and surviving large enemy waves. It includes a branching story campaign, endless, challenge, and sandbox modes on procedurally generated maps; the campaign begins amid an economic crisis and peasant revolt.

For you if...

+you enjoy demanding real-time strategy under constant pressure
+you want campaign, endless, challenge, and sandbox modes
+you like tongue-in-cheek medieval fantasy stories

Not for you if...

−you prefer relaxed strategy with forgiving enemy waves
−you dislike frequent unit and economy micromanagement

What players say

86% of 12,690 reviews are positive · 84% of 170 in the last 30 days

Players praise the construction and economy systems, large battles, and campaign personality. The most common complaint is uneven campaign difficulty: waves can require exact strategies and constant micromanagement, including on easier settings.

Screenshots and trailer

Diplomacy is Not an Option system requirements

As published by the developer.

Minimum

OS: Windows 10, 11 64 bit
Processor: Intel Core i5 6400 / AMD X8 FX-8300
Graphics: GeForce GTX 1070 / AMD Radeon RX Vega 56
Memory: 16 GB RAM
Storage: 15 GB available space
DirectX: Version 11
Notes: mouse wheel

PC version details

DRM, required accounts, controller support and Steam features.

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 60
Steam features: Workshop, Cloud saves, Family Sharing, Trading cards

Steam Deck: Playable

Default controller config not fully functional
Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
Default graphics settings perform well on Steam Deck

Multiplayer and co-op

Single-player

Languages

Full audio: English. Text only: Russian, French, Italian, German, Spanish - Spain, Simplified Chinese, Japanese, Korean, Traditional Chinese, Turkish, Portuguese - Brazil.