There’s three lavish premium cable drama series launching in April featuring more scheming, sword fights, ale toasting and bodice ripping than has almost certainly ever graced our televisions at one time. Below is EW’s guide comparing Starz’ Camelot, HBO’s Game of Thrones and Showtime’s The Borgias — three new shows about the struggle to claim (and keep) power in an exotic land. Even if you don’t know mutton from Mordor, this will help you tell the shows apart and you’ll learn which you’ll like best. Fair warning: While there are no real spoilers below, there’s basic details about the each show’s plot and characters that some may not wish to know…