In XIII, the one with lightning, Has something to do with the ATB system.
Read for yourself:
http://www.finalfantasy13.org/content/ffxiii/ffxiii-battle.php
In XIII Versus, the battle system is rumored to be an action RPG, from the makers of Kingdom Hearts
Read For yourself:
http://www.finalfantasy13.org/content/versus/versus-battle.php
Post you opinions
Read for yourself:
http://www.finalfantasy13.org/content/ffxiii/ffxiii-battle.php
In XIII Versus, the battle system is rumored to be an action RPG, from the makers of Kingdom Hearts
Read For yourself:
http://www.finalfantasy13.org/content/versus/versus-battle.php
Post you opinions