Mario and Friends Tower Defense – Bowser and his minions are advancing on the Princess’ castle and it is up to Mario and his friends to protect it. In this tower defense style video game, players must choose characters to place on the board to defend against the oncoming armies. Each character has certain attack attributes that must be weighed in. Fend off all of the enemies of a wave to purchase new traps and weapons. Mario and Friends Tower Defense is free to play at Mario dash Games anytime you want.