Bhaal, Lord of Murder

As long as your life total is less than or equal to half your starting life total, Bhaal has indestructible.
Whenever another nontoken creature you control dies, put a +1/+1 counter on target creature and goad it.

Battle for Baldur's Gate Promos

Commander Legends: Battle for Baldur's Gate

As long as your life total is less than or equal to half your starting life total, Bhaal, Lord of Murder has indestructible.
Whenever another nontoken creature you control dies, put a +1/+1 counter on target creature and goad it.

If Bhaal, Lord of Murder is dealt lethal damage at the same time that its controller's life total is reduced to less than or equal to half their starting life total, Bhaal will have indestructible at the time state-based actions are performed and survive.