It's not very often that a game manages to take standard tower defense mechanics and incorporate them into something greater. (toucharcade.com)
Contrary to traditional tower defense mechanics where unit upgrades often do not persist from level to level, TinyWars» virtual currency will allow for the purchase of more permanent in - game items. (gaminginstincts.com)
New mechanics like a quasi tower defense mechanic have you fortifying bases with gates and help the survivors rid the undead. (metacritic.com)