To gain this achievement you need to collect all 30 Gold World Tour Badges.
Below is a guide / checklist to help you with getting this acheivement.
Badges 1, 2 and 3 are all unlocked by unlocking Team SSX Characters and are part of the natural progression of the story.
Badges 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 and 21
These badges are earned for beating Griff with 1, 3 and 6 unique members of Team SSX in each area of the World Tour.
Griff and Eddie do not count as a member of Team SSX.
Below is a list that you can tick off that includes all the members of SSX you can choose from to beat Griff with.
Africa - Mawenzi - Hush: RACE IT!
TIP: You can beat him without boosting and just leaning fowards the whole event so keep it steady and boost through easy sections.
Mac is not included as you HAVE to use him the first time in this event.
Zoe
Elise
Alex
Tane
Kaori
Psymon
Moby
Ty
Antarctica - Vinson Massif - Off the Grid: RACE IT!
TIP: Would recommend using the Wingsuit as it allows to cut a couple of corners at the beginning of the race on the right hand side.
Moby is not included as you HAVE to use him the first time in this event.
Zoe
Elise
Mac
Alex
Tane
Kaori
Psymon
Ty
Himalayas - Makalu - Serenity: TRICK IT!
Kaori is not included as you HAVE to use her the first time in this event.
Zoe
Elise
Mac
Alex
Tane
Psymon
Moby
Ty
Rockies - Whitehorn Mountain - Curnoe's Moustache: TRICK IT!
Zoe is not included as you HAVE to use her the first time in this event.
Elise
Mac
Alex
Tane
Kaori
Psymon
Moby
Ty
Patagonia - Cerro Pollone - Salient: RACE IT!
TIP: Would recommend equipping the Wingsuit and cutting some corners as there is 1 big 1 that normally puts me 10 seconds ahead just by cutting across it.
Elise is not included as you HAVE to use her the first time in this event.
Zoe
Mac
Alex
Tane
Kaori
Psymon
Moby
Ty
Alps - Grand Golliat - Hard Currency: RACE IT!
TIP: Just stick to Armour and take your time as he is quite slow down the hill.
Psymon is not included as you HAVE to use him the first time in this event.
Zoe
Elise
Mac
Alex
Tane
Kaori
Moby
Ty
Badges 22, 23 and 24 are earned by finishing 3, 6 and all 9 Deadly Descents which you will earn from natural progression of the story.
Badges 25, 26 and 27 are earned by finishing 3, 6 and 9 Deadly Descents using no rewinds.
You have to complete each of the 9 Dead Descents using no rewinds.
Africa - Darkness
Antarctica - Cold
Himalayas - Thin Air
Rockies - Trees
Patagonia - Gravity
Alps - Rock
Siberia - Ice
Alaska - Avalanche
New Zealand - Whiteout (You have beat Griff to the bottom of the mountain)
Badges 28, 29 and 30
These badges are earned by knocking down 1, 10 and 25 riders. (Most will get this naturally by progressing through the story as i did)
If you do not knockdown 25 riders by the end of the story simply start up a race event and knock some people off their boards.