GFNRadar

Serum

Action, Adventure, Indie, RPG, Early Access — Single-player

Dive into a thrilling survival adventure where an unknown liquid takes control of your life. Extract Serum to stay alive, battle dangerous creatures, solve puzzles, and uncover clues about past events.

Tap a store to go and buy it. Green = cheapest today. % = discount on the platform's official price (Steam, Epic…).

Price history

Good time to buy

27 Jul 26today€26.79
CheapestOfficial price: €24.99
Lowest price
€2.49
24 Oct 26 · IndieGala Store
Average price
€18.85
90 d
Current price
€2.49
All-time low

Cheapest price per day for GeForce NOW-compatible keys. Before 13 Oct 2026 only official stores are included (IsThereAnyDeal history); resellers since then.