Words have their own role to play in the whole process--but more than that, it's movement. How fast you are, the timing on when you do things. Also, taking into account the type of person you're dealing with.
For example, this. [taps his own eye to indicate Red's] This means you'll compensate for you lack of vision on that side. In that case, playing at your blind side might work, but you might still catch people.