Iudex Gundyr

When Iudex Gundyr enters the battlefield,
sacrifice a creature.
Whenever Iudex Gundyr is dealt damage,
search your library for a card named Iudex, Sign
of Failure and add it to your hand.
In the vein of heroes past, it was a matter of time
before Iudex himself succumbed to the Abyss.