Whenever a permanent becomes untapped, that permanent's controller puts the top card of their library into their graveyard.
Color: ColorlessRarity: rare
Type: Artifact
Foil
![Mesmeric Orb - Mirrodin [F]](https://cdn11.bigcommerce.com/s-ujecvbbdxl/images/stencil/1280x1280/products/35152/27517/204__97303.1540392525.jpg?c=2 "Mesmeric Orb - Mirrodin [F]")
![Mesmeric Orb - Mirrodin [F]](https://cdn11.bigcommerce.com/s-ujecvbbdxl/images/stencil/500x659/products/35152/27517/204__97303.1540392525.jpg?c=2 "Mesmeric Orb - Mirrodin [F]")
Whenever a permanent becomes untapped, that permanent's controller puts the top card of their library into their graveyard.
Color: Colorless