Here is the full list of all 24 Riptide GP: Renegade achievements.
Earn 2nd place or better in all Career events.
Earn 1st place in all Career events.
Continuously boost for 30 seconds on any level.
Find nine Easter Eggs.
Break all the fountains in Fountain Park.
Beat Lt. Pane in the second Vyper sidequest.
Own 9 hydrojets in Career.
Beat Krex in the final showdown in Career.
Reach level 20 in Career.
Jump through all the radar dishes in Unicorn Base.
Beat Weaver in the second 0xDEADBEEF sidequest.
Reach level 15 in Career.
Own 4 hydrojets in Career.
Perform a level 10 stunt off a wave in The Ruins.
Find one Easter Egg.
Perform the Logroll stunt off a log jump in Firewater.
Reach level 10 in Career.
Earn 1st place in any Career Championship event.
Earn 1st place in any Freestyle event.
Upgrade any hydrojet to its max.
Reach level 5 in Career.
Earn 1st place in any Elimination event.
Earn 1st place in any Slalom event.
Earn 1st place in any Race event.