Merge Vs Mobs vs [1M Update] Undertale Multiverse Simulator 1.5
Merge Vs Mobs currently leads with 959 concurrent players against 813. On all-time peak the record belongs to Merge Vs Mobs at 1,413 concurrent players, versus 1,278. Momentum favours [1M Update] Undertale Multiverse Simulator 1.5: +28.3% week over week versus -6.9% for Merge Vs Mobs. Lifetime, Merge Vs Mobs has more visits (13.3M vs 1.2M). Full side-by-side history for Merge Vs Mobs and [1M Update] Undertale Multiverse Simulator 1.5 is charted above.
[⚔️] Merge Vs Mobs
959
playing now
1,074 24h peak · 13.3M visits
VS
[1M Update] Undertale Multiverse Simulator 1.5
813
playing now
1,112 24h peak · 1.2M visits
Player count history
Merge Vs Mobs[1M Update] Undertale Multiverse Simulator 1.5
Head to head
| Metric | Merge Vs Mobs | [1M Update] Undertale Multiverse Simulator 1.5 | Difference |
|---|---|---|---|
| Playing now | 959 | 813 | 146 |
| 24h peak | 1,074 | 1,112 | 38 |
| 24h average | 912 | 898 | 14 |
| 7-day peak | 1,276 | 1,273 | 3 |
| 7-day average | 992 | 839 | 153 |
| 30-day peak | 1,276 | 1,273 | 3 |
| All-time peak | 1,413 | 1,278 | 135 |
| 24h change | ▲ 2.5% | ▼ 0.7% | — |
| 7d change | ▼ 6.9% | ▲ 28.3% | — |
| Total visits | 13.3M | 1.2M | 12.1M (11.2×) |
| Visits (24h) | 39K | 39.9K | 877 |
| Visits (7d) | 318.4K | 272.2K | 46.2K |
| Favorites | 25.8K | 3.5K | 22.4K (7.4×) |
| Rating | 84.0% | 89.5% | — |
| Global rank (players) | #1,307 | #1,453 | of 7,126 |
| Trending score | -23.3 | 20.2 | — |
| Created | Feb 12, 2026 | May 22, 2026 | — |
| Genre | Simulation | Action | — |
Other comparisons
Both games are sampled on the same schedule and plotted on a shared time axis, so the comparison is like for like. Peaks, averages and growth come from RoVitals's own recorded history — 10 days for Merge Vs Mobs, 10 for [1M Update] Undertale Multiverse Simulator 1.5.