IMHO.

Requiem For a Lost World vs Horde Slayer

Requiem For a Lost World and Horde Slayer both land in Action, Indie, RPG on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie, RPG on Steam. Requiem For a Lost World (2024) is 1 year older than Horde Slayer (2025). Requiem For a Lost World is free; Horde Slayer is paid (7.99 USD). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose Requiem For a Lost World

Choose Requiem For a Lost World if you want a Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Requiem For a Lost World launched in 2024.

Choose Horde Slayer

Choose Horde Slayer if you want an Adventure game with Custom Volume Controls, Stereo Sound, and Playable without Timed Input. Horde Slayer launched in 2025.

Both Requiem For a Lost World and Horde Slayer sit in Action, Indie, and RPG on Steam and both list Multi-player, Steam Leaderboards, and Online Co-op, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.

Side-by-side comparison

Requiem For a Lost World vs Horde Slayer — Steam metadata comparison
Requiem For a Lost World — Steam game coverRequiem For a Lost WorldHorde Slayer — Steam game coverHorde Slayer
Released20242025
GenresAction, Indie, RPG, Free To Play, Early AccessAction, Indie, Adventure, RPG, Early Access
PlatformsWindowsWindows
Steam DeckUnratedUnrated
PriceFree to play7.99 USD
Steam reviews72.7% positive (11 reviews)2 reviews
MultiplayerMulti-player, Online Co-op, Co-opMulti-player, Online Co-op, Co-op
DevelopersTheNishishiroTeodore

Side by side

Requiem For a Lost World vs Horde Slayer — FAQ

Should I play Requiem For a Lost World or Horde Slayer first?
If you want chronology, Requiem For a Lost World (2024) came out before Horde Slayer (2025). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
Are Requiem For a Lost World and Horde Slayer similar?
They overlap on Action, Indie, RPG on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
Do both Requiem For a Lost World and Horde Slayer have co-op?
Yes — both list a co-op category on Steam. Specifics differ: Requiem For a Lost World ships Online Co-op, Co-op; Horde Slayer ships Online Co-op, Co-op.
Is Requiem For a Lost World free?
Yes — Requiem For a Lost World is a free-to-play Steam title. Horde Slayer is paid (7.99 USD).
Requiem For a Lost World vs Horde Slayer (2026) · imho.run