Serious Sam Fusion 2017 brings several Serious Sam games developed by Croteam to the latest in-house tech! Serious Sam Fusion 2017 is also a central hub for existing (and upcoming) Serious Sam games that will enable seamless integration of new engine features, patches, and upgrades. Games… Summary: IGDB
Mind Score
Fair to the playerAge · · ReRoll: 16+
plays online with strangers: use parental settings
Respect
85
Nourish
44
Stimulation
lively
Has an endingStop anytimePlay together
Watch out for
Online play with strangers
- Steam store: Online PvP
- Steam store: Online Co-op
Pace set by others
- Steam store: Online PvP
What it exercises
Cooperation
- Steam tag “Co-op” (49 votes)
- Steam store: Shared/Split Screen Co-op
Perseverance: very hard, but fair
- Steam tag “Difficult” (17 votes)
- Hard but fair: 93% positive reviews
High confidence · 28 Sept 2026 · Rules-based estimate from the Steam store, player reviews and PEGI/ESRB descriptors. Not a substitute for the official rating or your own judgement. Tap a label to see the evidence.