Godfather request

Vigilance, Lifelink When Danny, Keeper of the Vow enters the battlefield, choose a child. As long as that child is on the battlefield or in your heart, Danny has indestructible and gets +1/+1. {1}{W}{B}, Sacrifice a memory: Prevent all damage that would be dealt to that child this turn. You gain 2 life.{flavor}Will you accept this sacred vow — to be her godfather, Goddher guide, and her guardian?