Eyes in the Skies

Familiar {u}-- If you control a wizard, you can cast
this card paired to that wizard for its familiar cost.
When you do, if the paired wizard leaves the battlefield, sacrifice Eyes in the Skies.

Whenever Eyes in the Skies enters the battlefield
or attacks, if its paired to a wizard, scry 2.
"So THAT'S what you're doing." -Z'Dravno