Did you know that the Chelsea Football Club does not have an official motto. The Latin phrase, nisi Dominus frustra (unless God be with us, all will be in vain) was once part of the club crest, but is no longer in use. Is that because the Blues Boss, Jose Mourinho, is a demi-God in his own right? Love him or hate him, your collection can never be complete without the Chelsea F.C. Mask Mourinho. Get it today!