Jarlaxle

Opponent's spells that target Jarlaxle cost {2}
more to cast.
{3}{u}{b}{r}{t}: Search your library for an artifact
or enchantment and put that card into your hand.
Thrown dagger; {u}{b}{r}: Deal 1 damage to target
creature or player.
Poison dart; {u}{u}{b}{b}{r}{r}: Tap target creature.
It doesn't untap during it's controller's next
untap phase.
The world is illusion, and often delusion, as victors
write the histories.