Here is the full list of all 54 Rush Bros achievements.
Complete L2Play without dying
Complete L2Play in 35 seconds or less
Complete Acid Skips in 40 seconds or less
Complete Aquarium in 45 seconds or less
Complete Door Gauntlet in 55 seconds or less
Complete Cathode Way in 35 seconds or less
Complete Springity Sprung in 35 seconds or less
Complete Funky Forest in 45 seconds or less
Complete Journey to the City in one minute or less
Complete Bounce House in 40 seconds or less
Complete Lava Chase in 30 seconds or less
Complete Vade Retro in 2 minutes or less
Complete Lumber Yard in 45 seconds or less
Complete Spikes Everywhere! in one minute, thirty seconds or less
Complete Tempo Temple in one minute or less
Complete Circle Pusher in two minutes or less
Complete Reflux in 35 seconds or less
Complete Find Three Keys in two minutes, thirty seconds or less
Complete That One Track in one minute, thirty seconds or less
Complete Blade-Core in one minute, thirty seconds or less
Complete Glitchf1eld1d% in one minute, thirty seconds or less
Complete Trident in three minutes or less
Complete Wait For The Drop! in one minute or less
Complete This End Up in two minutes or less
Complete Shuffled Playlist in three minutes, thirty seconds or less
Complete Circle Pusher 2.0 in one minute, forty five seconds or less
Complete Goodness Gracious in one minute, fifteen seconds or less
Complete Rebound in three minutes, thirty seconds or less
Complete A Fork In The Road in five minutes or less
Complete Climb in two minutes, forty five seconds or less
Complete Crunch Time in one minute, thirty seconds or less
Minding the gap since 1996
Complete Spikes Everywhere! without dying
Complete Find Three Keys without dying
Complete Wait For The Drop! without dying
Complete Climb without dying
Complete Ramped Up in one minute, thirty seconds or less
Complete Orange Complex in one minute, forty seconds or less
Complete Gestalt Effect in one minute, thirty seconds or less
Complete Up & Down in three minutes, thirty seconds or less
Complete Round-A-Bout in two minutes, thirty seconds or less
Complete Noisy Ascent in two minutes or less
Complete The Room in two minutes or less
Complete Fractured Path in one minute, forty-five seconds or less
Complete Cities of the Future in two minutes or less
Complete Boss.wav in one minute, thirty seconds or less
Complete Level Red in two minutes or less
Complete Bring A Towel in three minutes or less
Complete Pixel Journey in two minutes or less
Complete Reverb Nation in two minutes, thirty seconds or less
Complete Vampyre Blues in three minutes or less
Dive into the Water in Level 42!
Complete Side FX in two minutes or less
Complete Wings of Apollo in two minutes, thirty seconds or less