Skyview Hawks

Menace Trample Flying first strike
intimidate convoke
( your creatures can help cast this spell. Each creature
you tap while casting this spell pays for {1} )
Power and Toughness is equal to {x} mana spent
When a creature you control dies add a +1/+1
counter to Skyview Hawks
The harder the hawks fall the harder
they get back up again through their school spirit