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