0
Dictionary.com define mecurial as:
mer·cu·ri·al /mərˈkyʊəriəl/ Show Spelled
[mer-kyoor-ee-uhl] Show IPA
–adjective
1. changeable; volatile; fickle; flighty; erratic: a mercurial nature.
Never a truer word, how many clubs will that make it he has played for in such a short term?