Whenever Jerren enters 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.
