Here is the full list of all 37 Cloudbuilt achievements.
Clear the Original 22 Rush Mode in 22:22 or less.
Earn S-rank in every mode on every level
Reach an ending from New Game without firing a single shot (except during tutorial)
Increase your life cap to 316 lives
Earn a S-rank on every level
Earn an A-rank on every level
Clear the Fog Rush Mode without dying or restarting even once.
Achieve A-rank on pathfinder mode in Ruins
“Fly” longer than 600 units after dying
Bring a stunned arachtoid with you for a while on your journey
The top of the tower can never hurt you
Collected all extra lifes in the Fog branch
Swoosh through the intro level
Let the goal catch you
It's smaller than I imagined
The view from up in the garden is just wonderful
Kill or stun 10 enemies in 5 seconds or less
What’s the probability of this happening?
Hug the mines!
Earn your first S-rank medal
See all the endings
Collect all of Demi’s logs
Complete Fog
Complete Cloudbuilt
That’s the next level over there!
Earn your first A-rank medal
Increase your life cap nine times
Complete Rain
Complete Eclipse
Complete ”Desire” (Defiance DLC)
Complete ”Desperation” (Defiance DLC)
Complete ”Nostalgia” (Defiance DLC)
Complete ”Expectations” (Defiance DLC)
Complete ”Chains” (Defiance DLC)
Complete “Nostalgia” without taking out any snipers (Defiance DLC)
Clear Full Game Defiance Rush mode without dying or restarting even once. If you can do this, you're not human... (Defiance DLC)
Enter the list of legendary players on the Full Game Defiance rush mode leaderboard! (Clear it once, no time constraint) (Defiance DLC)