Herald of Biggles

Has hexproof if untapped.
{p/b}{p/b}{p/r}{p/r}{t} Search your Library for A Biggles card and put it into your hand.
{p/b}{p/b}{p/g}{p/g}{t} Search your Library for a Imperium card and put it into your hand.
Biggles spells you cast cost 2 less to cast.
Biggles spells your opponents cast cost 2 less.