Valyr - The Floating Blade

Valyr get's +1/+1 until end of turn whenever
a spell targets him. When a spell targets Valyr,
he gets a bonus in the spells mana-cost.
He only gets one effect at the time.
{p/w} Vigilance
{p/u} Flying
{p/b} Deathtouch
{p/r} First Strike
{p/g} Trample