HomeS.E.M.I. – Side Effects May Include...
S.E.M.I. – Side Effects May Include...
Two Horn Unicorn · released Jan 23, 2026 · Early Access from Nov 20, 2025 · data updated Oct 24, 2026
S.E.M.I. is a single-player and co-op action platformer with puzzle elements. Play as patients of an unusual clinic, take experimental drugs, interfere with each other, and be ready for chaos and unpredictable side effec
Released Jan 23, 2026 · Early Access from Nov 20, 2025
Steam figures
| Value | As of | |
|---|---|---|
| Steam reviews | Mostly Positive · 78% positive of 47 Steam reviews | Oct 23, 2026 |
| Followers on Steam | No followers data for this game yet | |
| Regular US price | $7.99 | Oct 19, 2026 |
New Steam reviews per week
| Week | New positive | New negative |
|---|---|---|
| Week of Nov 20, 2025 | 7 | 6 |
| Week of Nov 27, 2025 | 11 | 0 |
| Week of Dec 4, 2025 | 5 | 1 |
| Week of Dec 11, 2025 | 0 | 0 |
| Week of Dec 18, 2025 | 1 | 0 |
| Week of Dec 25, 2025 | 0 | 0 |
| Week of Jan 1, 2026 | 2 | 0 |
| Week of Jan 15, 2026 | 2 | 0 |
| Week of Jan 22, 2026 | 3 | 3 |
| Week of Jan 29, 2026 | 1 | 0 |
| Week of Feb 5, 2026 | 2 | 0 |
| Week of Feb 12, 2026 | 0 | 0 |
| Week of Feb 26, 2026 | 0 | 0 |
| Week of Mar 12, 2026 | 1 | 0 |
| Week of Mar 19, 2026 | 2 | 0 |
| Week of Mar 26, 2026 | 0 | 0 |
| Week of Apr 23, 2026 | 0 | 0 |
| Week of May 14, 2026 | 0 | 0 |
| Week of Jul 16, 2026 | 1 | 0 |
| Week of Sep 10, 2026 | 0 | 0 |
Tag DNA
| Tag | Share of Steam games |
|---|---|
| Psychological | 1 in 32 games |
| Surreal | 1 in 25 games |
| Online Co-Op | 1 in 18 games |
| Co-op | 1 in 15 games |
| Character Customization | 1 in 15 games |
| Physics | 1 in 13 games |
| Platformer | 1 in 11 games |
| Third Person | 1 in 10 games |
Games like S.E.M.I. – Side Effects May Include...
| Game | Developer | Match | Steam reviews |
|---|---|---|---|
| PEAK | Team PEAK | 84% | Very Positive · 308,790 |
| Chained Together | Anegar Games, Lab42 | 81% | Very Positive · 55,247 |
| RV There Yet? | Nuggets Entertainment | 81% | Very Positive · 76,106 |
| Dumb Ways to Build | Dumb Ways to Die | 87% | Very Positive · 435 |
| R.E.P.O. | semiwork | 78% | Overwhelmingly Positive · 344,997 |
| Trash Day | Off by One Games | 82% | Very Positive · 497 |
| Shady job | GAZE IN GAMES | 84% | Mixed · 156 |
| Gamble With Your Friends | TEAM GWYF | 78% | Very Positive · 21,612 |