The Manchester United midfielder says his country are braced for a difficult and physical encounter against the Swiss in Group E action on Friday
Nemanja Matic is expecting a "hellish" match against Switzerland as Serbia seek to qualify for the World Cup knockout phase in Russia.
Serbia face Switzerland in Kaliningrad on Friday, knowing victory would seal their passage from Group E after edging Costa Rica 1-0.
Switzerland held World Cup favourites Brazil to a shock draw last week and Manchester United midfielder Matic expects them to provide another tough challenge for Serbia.