Ballista

Hexproof, equipped creature has +8/+0, Reach,
and Firststrike.
1.Arbalest:Whenever equipped creature attacks,
exile all Flying creatures defending opponent
controls.
2.Destroyer Blade: You may exert this creature
as it attacks, if you do, destroy 3 target creatures
and all equipment attached to them, they lose Indestructible, and you gain 9 Life.