Here is the full list of all 24 SOS OPS! achievements.
Score 20 points playing basketball.
Score 20 goals for one of the teams on the soccer field.
Find the secret passage hidden in the headquarters.
Complete the "First Call" mission.
Complete the "Fire Fighting" mission.
Complete the "Clear Clogs" mission.
Complete the "Find Cats" mission.
Complete the "Power Off" mission.
All we had to do was stop the damn train, CJ!
Complete the "Power On" mission.
Climb the highest accessible point in the city!
Fall off a train.
Climb the bridge and discover that it was all for nothing.
Go up to 88 mph in any car.
Get an shock from electrical field.
Destroy 25 disappearing environmental objects in the city.
Solve the button puzzle on the power station.
Jump off the trampoline into the water in the city.
Break all the windows in the headquarters.
Solve the puzzle with the ball in the sewers.
Return to the office from the garage via the pipe.
Get to the capybaras' party.
Help the Mr. Pr. get in front of the cameras.
Get to the bow of the ship.