Spearhead was trusted to guard Canterlot during the Royal Wedding. And when your bro's getting married, you don't abide party-crashers. Not even an army of them.
Providence is an odd thing. Friar Jacques de Charrette, warrior monk of the Hospitallers, will learn this the hard way as a vision leads him to Equestria, where he and his newfound friends will face a diabolical threat.