** SALE: To celebrate the release of Spira 2, all my X Defence Pro games are discounted!
You must defend your base from incessant waves of enemy attack by balancing competing upgrades to your defences.
Frantic base movement about wave patterns leads to an innovative balance between strategy and arcade.
** Ad supported
** Pro version also available
** News, FAQ and Hi Scores at:
- Increased starting range
- Other small tweaks