Cadence, Elven Longbowoman

As long as you control seven or more Elves,
Cadence, Llanowar Longbowoman has Hexproof.
Fighting Elves you control gain Deathtouch.
{t}: Add {g}{g}{g}.
{2}{g}: Target Elf you control fights another target creature you don't control.
{2}{w}: Create a 1/1 green Elf Warrior
creature token.