Saber, King of Knights

First Strike, Renown 1
{w}{w}, Remove a +1/+1 counter from Saber: if
Saber is renowned, search your library for a card
named Excalibur, reveal it, and put it into your
hand.
The cost to equip legendary artifacts you control
is reduced by {w}{w}{w}{w}{w}.
Megamorph {w}