Halo halo - 2008 is rated/received certificates of: USA:PG
Halo - 1996 is rated/received certificates of: India:U
Halo 4 - 2012 VG is rated/received certificates of: Singapore:ADV
Halo Wars - 2009 VG is rated/received certificates of: Australia:PG
Halo Reach - 2010 VG is rated/received certificates of: Australia:MA USA:M
Halo 3 ODST - 2009 VG is rated/received certificates of: Australia:M USA:M (ESRB)
Halo 4 Forward Unto Dawn - 2012 is rated/received certificates of: Canada:14+ (TV rating) Germany:16 Netherlands:16
Halo effect was created in 1920.
Halo 4 Forward Unto Dawn - 2012 Part 1 1-1 is rated/received certificates of: Germany:16 Netherlands:16
Halo 4 Forward Unto Dawn - 2012 Part 4 1-4 is rated/received certificates of: Germany:16 Netherlands:16
Halo 4 Forward Unto Dawn - 2012 Part 5 1-5 is rated/received certificates of: Germany:16 Netherlands:16
Halo 4 Forward Unto Dawn - 2012 Part 3 1-3 is rated/received certificates of: Germany:16 Netherlands:16