Aulia, Strict Dragon Master

Flying, lifelink, hexproof
Aulia, Strict Dragon Master costs {2} less to cast
as long as you have at least one non-token
dragon creature on the battlefield.
As long as you have 6 or more dragon creatures
on the battlefield, Aulia, Strict Dragon Master's
base power and toughness is 8 until end of turn.
Aulia, Strict Dragon Master also gains vigilance
until end of turn.