Dalaxiateara, Sole Survivor

Flying
When Dalaxiateara, Sole Survivor enters the battlefield or a creature you control dies, return
target creature to its owners hand or deal 3
damage to target creature or planeswalker.
"First they took my eggs, killed my mate, and locked
me in chains. I was rescued and reunited with my last surviving egg only to have it crushed before my eyes.
Now I live to fulfil my promise to avenge them."
-Teara telling Keledek her plans.