Home / Games / UNDER DEFEAT
UNDER DEFEAT
My steed rides, a celestial iron cavalryman soaring through the heavens. The swirling assault shooting that shakes the battlefield returns once more.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“Although Under Defeat looks simple, there are a lot of little nuances that make it fun to replay even after 50 hours. This approach to detail likewise applies to its visuals and music too. A great example of a game that does a lot with very little, and my favorite G.rev shmup to…”
— a player, Steam review · 116 hrs played“✍️ A Theory of Shmup Evolution By: Joseph Salomonsen Gradius → R‑Type → Darius → Toaplan → Cave / Treasure / G.rev 🟨 Foundations — Designed Space Gradius (Konami, 1985) The origin of control: resource systems, checkpoints, and authored space. The player shapes their ship to…”
— a player, Steam review · 38 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Games like UNDER DEFEAT
From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
Assault Android Cactus+
94.9% · 1,547 reviews
shares Local Co Op, Shoot Em Up, Bullet Hell, Local Multiplayer
Sky Force Reloaded
92.6% · 1,129 reviews
shares War, Local Co Op, Shoot Em Up, Bullet Hell
RUMBLE
87.7% · 3,158 reviews
shares Local Co Op, Shoot Em Up, Local Multiplayer, Top Down
Steredenn: Binary Stars
88.2% · 618 reviews
shares Local Co Op, Shoot Em Up, Bullet Hell, Local Multiplayer
Sky Force Anniversary
89.6% · 792 reviews
shares War, Local Co Op, Shoot Em Up, Bullet Hell
Ikaruga
94.8% · 1,289 reviews
shares Local Co Op, Shoot Em Up, Bullet Hell, Local Multiplayer
Project Gunship
75.3% · 718 reviews
shares Military, War, Shoot Em Up, Top Down
Nex Machina
86.7% · 1,350 reviews
shares Local Co Op, Shoot Em Up, Bullet Hell, Co Op
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Action |
| Player tags | Action · Arcade · Shooter · Shoot 'Em Up · Bullet Hell · 3D Platformer · 3D · Top-Down · Military · War · Combat · Female Protagonist (SteamSpy community voting) |
| Features | Single-player · Multi-player · Co-op · Shared/Split Screen Co-op · Shared/Split Screen · Steam Achievements · Full controller support · Steam Cloud |
| Languages | English, French, Italian, German, Spanish - Spain, Japanese |
| Controller | Full support |
| Achievements | 37 |
| Official site | https://city-connection.co.jp/underdefeat/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 64bit Processor: Core i5-6500 Memory: 8 GB RAM Graphics: NVIDIA GeForce GT 1030 DirectX: Version 12 Storage: 1 GB available space