Armless Mage

{2}{w}{t}, Create a 0/5 wall token with Flying
{2}{u}{t}, Counter target spell
{4}{b}{t}, Sacrifice Armless Mage. Search in your library for an artifact; place the artifact on the battlefield as a 2/2 Artifact Creature with the same abilities as Armless Mage

He lost an arm but gained a legend—power that can't be restrained by flesh.