The Utility Belt

When The Utility Belt enters the battlefield
attach it to Batman Dark Knight {t} {x}{x} choose
one • search your library for an artifact with
equip cost x and put it on the battlefield if its an equipment attach it to Batman Dark Knight
• return an artifact with equip cost x from your graveyard to the battlefield if its an equipment
attach it to Batman Dark Knight
Equip creature other than Batman Dark Knight {9}