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