Choose Adverse Effects
Choose Adverse Effects if it matches what drew you to this matchup. Adverse Effects launched in 2023.
Adverse Effects vs Emi - Christmas Special
Adverse Effects and Emi - Christmas Special both land in Casual 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 Casual games on Steam. Adverse Effects (2023) is 1 year older than Emi - Christmas Special (2024). Emi - Christmas Special scores higher on Steam reviews (92.3% positive) than Adverse Effects (89.7% positive). 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 Emi - Christmas Special
Choose Emi - Christmas Special if it's currently about 60% cheaper on the Steam Store. Emi - Christmas Special launched in 2024.
Both Adverse Effects and Emi - Christmas Special sit in Casual on Steam, 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
 Adverse Effects |  Emi - Christmas Special | |
|---|---|---|
| Released | 2023 | 2024 |
| Genres | Casual | Casual |
| Platforms | Windows, macOS | Windows, macOS |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 4.99 USD | 1.99 USD |
| Steam reviews | 89.7% positive (116 reviews) | 92.3% positive (26 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | CellStudios | CellStudios |
Side by side
- Both are Casual games on Steam.
- Adverse Effects (2023) is 1 year older than Emi - Christmas Special (2024).
- Emi - Christmas Special scores higher on Steam reviews (92.3% positive) than Adverse Effects (89.7% positive).
- Emi - Christmas Special is currently ~60% cheaper on Steam than Adverse Effects (1.99 USD vs. 4.99 USD).
- Adverse Effects is Deck Unsupported on Steam Deck; Emi - Christmas Special has no Deck rating yet.
Adverse Effects vs Emi - Christmas Special — FAQ
- Should I play Adverse Effects or Emi - Christmas Special first?
- If you want chronology, Adverse Effects (2023) came out before Emi - Christmas Special (2024). 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 Adverse Effects and Emi - Christmas Special similar?
- They overlap on Casual 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.