Here is the full list of all 51 JumpJet Rex achievements.
Complete adventure mode in co-op
Spend 1,000,000 gold in the shop
Buy 30 different jet stream colors for Rex
Pay the ultimate price.
Complete adventure mode on easy
Complete adventure mode on normal.
Get 3 stars on all 4 bosses
Kill the Big Globowski in under 30 seconds
Defeat the fourth boss
Buy 30 different skin colors for Rex
Buy 20 pairs of jumpboots for Rex
Have a 4x coin combo multiplier lasting over 30 seconds
Buy 20 different heads for Rex
Destroy 25 snowballs in Snowblind without dying
Beat the target time for a level without using Dash, Drop or Rocket
Defeat the third boss
Find Seedmours weak spot!
Beat the target time for a level without using Jump
Beat a level in Co-op mode
Spend 100,000 gold in the shop
Get a 5x bounce combo on the first boss
Defeat the Yeti using only snow chunks
Die 500 times
Cover a level in ash
Destroy 100 fireseeds in Jungle Jump
Defeat the second boss
Use death to your advantage in Cold Front
Use your projectile to trigger 75% of the switches in Power Core
Beat P1ng in less than 10 seconds
Destroy 100 robots
Defeat the first boss
Get a 100pt combo on Rex's target practice machine in the Dinonaut Base.
Master one level
Use the shortcut for a photo finish in Scrollway
Stun the patroller in p1ng 3 times in one run
Retry a level 30 times
Complete Boot Camp
With a 4x combo collect a ruby
Score 3 points in Holoball in the Rexercise Room
Collect every coin in a level
Play the game instead of letting it go extinct in your backlog
Get 3 stars on 30 levels
Collect every coin in every level
Collect all the hidden items
Complete the RageQuit Rex mode
Complete the SpeedRun mode and post a time to the leaderboard
Beat Adventure mode on normal, getting every star and hidden package, under 3 hours
Beat Ragequit Rex without losing any lives.
Beat Speedrun Mode in under 90 minutes.
Master all levels
Live to fly another day.