Torgaar, Famine Incarnate

As an additional cost to cast this spell, you may
sacrifice any number of creatures. This spell
costs 2 less to cast for eachcreature sacrificed
this way. When Torgaar, Famine Incarnate
enters the battlefield, up to one target player's
life total becomes half their starting life total,
rounded down.
"Maliketh was a shadowbound beast given to his
Empyrean. Marika's sole need of her shadow was a
vessel to lock away Destined Death. Even then, she
betrayed him."