Each job has a primary and secondary ability called badges that are combined when you mix them into a hybrid class.

You can't think up obvious uses for that secondary ability?

It's a secondary ability, much less common to me.

Each and every unit in the game (except the vindicator bomber) has a secondary ability.

The pickpockets secondary ability is to hide in bushes faster than any other character.

The Lookout's secondary ability is to enter vents, open windows and stairs faster than any other character.

The Mole's secondary ability is that he can enter secret passages faster than any other character.

The Gentleman's secondary ability is to enter getaway vehicles faster than any other character.

He has a secondary ability which makes him hack computers and disable cameras faster than any other character.

Many of the protagonists utilize psionics as an ultimate secondary ability.