Serious Sam The First Encounter - 2001 VG is rated/received certificates of:
New Zealand:R16
Singapore:ADV
USA:M
Serious Sam The First Encounter - 2001 VG was released on: USA: 12 April 2001
Serious Sam refers to the console version for Xbox. Serious Sam: The First Encounter refers to the PC version. They're both entirely different games.
Piratebay.org.
First Wave - 1998 is rated/received certificates of: Australia:M
The First Job - 1996 is rated/received certificates of: Belgium:KT
First Kontact - 1998 is rated/received certificates of: Australia:G
The First Day - 1999 is rated/received certificates of: USA:R
My First Place - 2007 is rated/received certificates of: USA:G
First to Fight - 1931 is rated/received certificates of: USA:Passed
The First Fagin - 2012 is rated/received certificates of: Australia:PG
First Australians - 2008 is rated/received certificates of: Australia:PG
The First Time - 2007 is rated/received certificates of: USA:PG