Strength-Testing Hammer
Artifact — Equipment
Whenever equipped creature attacks, roll a six-sided die. That creature gets +X/+0 until end of turn, where X is the result. Then if it has the greatest power or is tied for greatest power among creatures on the battlefield, draw a card.
Equip 
"I don't know you, but that hammer rings a bell."
イラスト：
Unfinity#479アンコモン英語