Portal - 2006 is rated/received certificates of:
UK:U
Portal - 2009 SUSPENDED is rated/received certificates of: USA:R
Portal - 2009 V is rated/received certificates of: Netherlands:16
Portal 2 - 2011 VG is rated/received certificates of: Australia:PG Germany:12 USA:E10+ (ESRB)
El Portal de las mascotas - 2000 is rated/received certificates of: Argentina:Atp
After--- - 2006 is rated/received certificates of: USA:R
Portal - 2007 VG is rated/received certificates of: Australia:M Germany:12 New Zealand:G UK:12 USA:T
Ghostdeath - 2006 is rated/received certificates of: Australia:PG
Photograph - 2006 is rated/received certificates of: Australia:PG
Dream - 2006 is rated/received certificates of: Canada:G
Veyyil - 2006 is rated/received certificates of: India:UA
Ghajaana - 2006 is rated/received certificates of: Belgium:KT
Gray - 2006 is rated/received certificates of: USA:R