Nine, Bearer of Erhun's Soul

When Nine, Bearer of Erhun's Soul enter's the battlefield create four Horcrux Tokens with
"When a creature you control leaves the
battlefield Sacrifice exactly one Horcrux Token."
As long as you control at least one Horcrux
Token, Nine, Bearer of Erhun's Soul has
Mechalife.(Creatures with Mechalife cannot be Destroyed, Exiled, Die or be Removed from the game.)