By Date
Crawler Piston Ship
PTuniverse 65 comments
Heaven's Borders (alloy)
PTuniverse 262 comments
Experimental Alloy
PTuniverse 118 comments
My Hottest Laser
PTuniverse 78 comments
Maxwell's Demon
PTuniverse 42 comments
The Aritfiical Solar Nuke
PTuniverse 40 comments
Ultimate Generation Clock
PTuniverse 59 comments
If that wasn't hard enough...
PTuniverse 60 comments
2016 DIGIT Decimal Counter!
PTuniverse 48 comments
Mechanized Heaven's Borders
PTuniverse 237 comments
Prieal Machine Gun
PTuniverse 8 comments
Futuristic Movable Laser
PTuniverse 27 comments