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