Whenever Jerren, Corrupted Bishop enters the battlefield or another nontoken Human you control dies, you lose 1 life and create a 1/1 white Human creature token.

: Target Human you control gains lifelink until end of turn.

At the beginning of your end step, if you have exactly 13 life, you may pay . If you do, transform Jerren.

Flying, trample, lifelink

Sacrifice another creature: Draw a card.