The icon indicating a unity game for me means avoid as its always aesthetics over playability, but the TD tweaked my interest and unsurprisingly managed to fail at both. The problems are two numerous to go into, but ill give you this advice, in a TD game, the towers should be able to hit the target.
 "Tower Builder"){kind=icon}
 "Clostrum Part I"){kind=icon}
 "Apollo69"){kind=icon}