Busi, Immortal Prisoner

Partner with Zhèmò Lìnghùn, Tormenter
Indestructible
At the beginning of your upkeep, you gain 1 life,
and each opponent loses 1 life.
Whenever you gain life, you may pay {1}. If you do, draw
a card and each opponent loses 1 life.
At the beginning of your upkeep, if Busi, Immortal Prisoner is in the command zone, you gain 1 life,
and each opponent loses 1 life.
When this creature enters the Battlefield search your library for Sceptor of Immortality and put it in your hand