Oskinigar, Tiny Archmage

When Oskinigar, Tiny Archmage enters the battlefield, you may search your deck for a legendary permanent and add it to your hand.
{t} Tap target non-legendary permanent.
{w/u}{w/u}{w/u} Counter target instant or sorcery spell that targets Oskinigar, Tiny Archmage.
"He conducts himself with such great purpose, but, I get the impression even he isn't sure what he's doing"
~Myriam Webster, Wordmagi