Each of the Swap Force characters also grant access to special areas of the game, a bit like the Elemental zones but focused on the eight differentclasses of these mix and match toys.
As in the original Borderlands, there are four different character classes, which function largely identically in terms of weapon usage and health, but each have their own unique power.
Viewing the active versus passive debate by studying individual asset class comparisons is useful, but it misses an important dynamic that benefits portfolio returns that hold several different index funds representing multiple asset classes.