MUTARIUM: Mutant Aquarium Defense

Steam Next Fest October 2026 · live until Oct 26 · updated 20:20 UTC

#2,169of 3,842 demos with players

top 57%#380 of 739 in Roguelite

Players, last 24 h1

Playing now0

Fest peak1

Place vs 6 h agonew

Place vs 24 h agonew

Top Wishlists chartnot in top 3,000

Place goes by the most people playing the demo at once over the last 24 hours, among every demo in the lineup.

Demo players by hour

Fest opens

Oct 19

Most players at once in each hour, UTC. Peak 1 on Oct 19 at 19:00. Scale up to 1.Hover or tap the chart to read any hour.

Data as of 2026-10-19. Every number comes from Steam’s own public surfaces or is computed from them; definitions are in Metrics.