IMHO.

Halo: Campaign Evolved vs [omni-dissonance]

Halo: Campaign Evolved and [omni-dissonance] both land in Adventure 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 are Adventure games on Steam. [omni-dissonance] (2025) is 1 year older than Halo: Campaign Evolved (2026). [omni-dissonance] is currently ~90% cheaper on Steam than Halo: Campaign Evolved (4.99 USD vs. 49.99 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 Halo: Campaign Evolved

Choose Halo: Campaign Evolved if you want an Action game with Multi-player, Online Co-op, and DualShock Controller Support. On Steam, it's Steam Deck Verified, so handheld play works out of the box. 13,603 Steam reviews back the pick.

Choose [omni-dissonance]

Choose [omni-dissonance] if you want an Indie experience. On Steam, it's currently about 90% cheaper on the Steam Store. [omni-dissonance] launched in 2025.

Both Halo: Campaign Evolved and [omni-dissonance] sit in Adventure on Steam and both list Playable without Timed Input, 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

Halo: Campaign Evolved vs [omni-dissonance] — Steam metadata comparison
Halo: Campaign Evolved — Steam game coverHalo: Campaign Evolved[omni-dissonance] — Steam game cover[omni-dissonance]
Released20262025
GenresAction, AdventureIndie, Adventure
PlatformsWindowsWindows
Steam DeckDeck VerifiedUnrated
Price49.99 USD4.99 USD
Steam reviews61.3% positive (13,603 reviews)6 reviews
MultiplayerMulti-player, Online Co-op, Co-opSingle-player only
DevelopersHalo StudiosMars Bacon LLC

Side by side

Halo: Campaign Evolved vs [omni-dissonance] — FAQ

Should I play Halo: Campaign Evolved or [omni-dissonance] first?
If you want chronology, [omni-dissonance] (2025) came out before Halo: Campaign Evolved (2026). 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 Halo: Campaign Evolved and [omni-dissonance] similar?
They overlap on Adventure 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.
Does [omni-dissonance] have multiplayer like Halo: Campaign Evolved?
No. Halo: Campaign Evolved supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while [omni-dissonance] is listed as single-player only.
Does Halo: Campaign Evolved run on Steam Deck?
Yes — Halo: Campaign Evolved is rated Deck Verified by Valve. [omni-dissonance] doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.
Halo: Campaign Evolved vs [omni-dissonance] (2026) · imho.run