Falcon, Athletic Instigator

Flying, Swampwalk, Plainswalk, Banding
This spell can't be countered.
When Falcon, Athletic Instigator enters the
battlefield, attacks, or becomes the target of
a spell each opponent puts the top ten cards
of his or her library into their graveyard.
{2}{b}, {t}: Destroy target creature.
{2}{w}, {t}: Exile target creature.