The phrase "tower types" refers to different categories or classifications of towers based on their design, shape, or purpose.
Sentences with «tower types»
The mixture of tower types and upgrades available to counter the equally complex mixture of enemies makes for some engaging combat scenarios. (gamingtrend.com)
With 7 different tower types and a nice range of upgrades the game is pretty fun. (andymerrill.com)
This time around you have more tower types than you can use at once, so you have a selection screen. (geardiary.com)