Here is the full list of all 27 Ballpoint Universe - there are Infinite achievements.
Completed "Stone Dragon" flawlessly!
Completed "The Lost Fortress" flawlessly!
The end of a page.
The boss of the logicians, your enemy?
Completed "Clearing a Path" flawlessly!
Completed "Stolen Artifact" flawlessly!
Completed "Face Off" flawlessly!
Completed "Counter Attack" flawlessly!
Things might get weird from here.
Completed "The Owls" flawlessly!
Completed "Treetop Battle" flawlessly!
Passed wave 60 in Infinite Mode! Wow!
Passed wave 16 in Infinite Mode.
Passed wave 24 in Infinite Mode!
Passed wave 36 in Infinite Mode.
Passed wave 48 in Infinite Mode.
Completed "Defenders of the Elder" flawlessly!
The elder revealed the truth of this age for you.
Completed "The Battleship" flawlessly!
Completed "The Demented Doodles" flawlessly!
Completed "Brethren" flawlessly!
The hotspot for creativity!
Completed "Target Practice" flawlessly!
Completed "Training on the rocks" flawlessly!
You are a good enough idea.
Welcome to the Spring!
Passed Wave 8 in infinite mode.