Aurias, Fleet Admiral

Cumulative upkeep - Pay 1 life.
Other Human creatures you control get +3/+3.
When Aurias, Fleet Admiral dies, bolster 2 and search your library for a card named Aelin, Fleet Commander, and put it into your hand. Then shuffle your library.
"My daughter, you may not think you are ready, but
I know you will bring salvation to mankind."