NUD is a strategy game released in 2003 designed and developed by Wyrdysm Games. NUD can be described as a full free version game and can be played on the following operating systems: Windows.
“NUD is a tower defence game that will emphasize patterns in the way you build towers. The towers in the game, called NUDs, provide adjacent NUDs with various bonuses. This means that you need to come up with the optimum pattern of NUDs to maximise firepower.” - Wyrdysm Games