No missable achievements (plus 51 unknown)
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Complete Training Program 2
Get run over by your own bike
Post a time on another player's created track
Earn 24 Gold medals
Acquire the Trials Trophy
Complete all 3 Track Challenges on any track
0-fault Fusion Factory with the Quad Bike
Score 20,000 points from one jump on an FMX track
Hold a 'Proud Hero' pose to your demise, dressed in an Excavator outfit
Pass all tracks on the Awesome Adventure event
Purchase the complete set of a fully upgraded outfit
Use the Track Editor to find and pick up the 'Fifth Key' in the Fusion world
Complete Inferno IV
Pass all tracks on Riders of the Rustlands
Find all of the squirrels hidden within the first 8 Events
Pass all tracks on Fire in the Deep
Pass all tracks on Welcome to The Abyss
Pass all tracks on Fault One Zero
Complete the 'Slumdog Billionaire' challenge on 'Rags to Riches'
Pass all tracks on Empire of the Sky
Complete all 'Unyielding' Track Challenges in the first 8 Events
Complete all 'Full Throttle' Track Challenges in the first 8 Events
Find all 3 squirrels on Riders of the Rustlands
Gatecrash an apartment on 'Winter Getaway' and complete their arcade game
Pass all tracks on After the Incident
Reach floor 10 on 'The Tower'
Beat level -1 in 'The Magnetic 10' challenge on 'Junkyard Funk'
Complete the 'Wormfood' challenge on 'Gone to Waste'
Find all 3 squirrels on Empire of the Sky
Find all 3 squirrels on Welcome to The Abyss
Clear the 'Hunter of Secrets' challenge on 'Deeper Underground'
Go on all 5 dates with SynDI on After the Incident
Pass all the Trials tracks on Fault One Zero with the rabbit
Complete the 'Lightning Rod' challenge on 'Static Discharge'
Find all 3 squirrels on Fire in the Deep
Complete the 'Awaken the Kraken' challenge on 'Deluge'
Find all 3 squirrels on Fault One Zero
Finish all of the hidden Ancient Warp Zones
Complete the 'Shutdown' challenge whilst wearing the new DarkLynx helmet
Find all of Commander Zudina's audio logs
Pass the thunder storm in 'The Long Haul' whilst on fire!
Destroy all the ecosystems on 'Eden' in a single run
Perform a zero fault run in Neo Bradford whilst wearing the Neo Hooligan outfit
Beat a score of 40,000 on 'Final Frontier' whilst riding the Roach with the Frontier BodyKit
Find all squirrels on the RedLynx vs All-Stars event
Complete the 'Testing Ground' challenge whilst wearing the full level 3 BioTech outfit
Completed every Track Challenge in the first 8 Events
Complete all 3 challenges on 'Stratosphere' in a single run, with less than 15 faults
Reach the 40th side of the cube on Cubicle Space
Reach the 5th Circle in the 'Circles of Hell' skill game
Beat all of the RedLynx times on Redlynx vs All-Stars