Lily, Myriad Facades

+2: Until end of turn Lily, Myriad Facades becomes a copy of target creature you control, legendary rule does not apply.
-2: Target creature you control fights target creature you don't control, that creature gains a +1/+1 counter if it survives.
-7: Gain an Emblem with 'Creatures you control are Dragons in addition to their other types, Dragons you control gain Double Strike and Trample'.