Soul Staff

Whenever a creature goes into a graveyard from anywhere, put a Soul Counter on Soul Staff.
{t}, Remove 1 Soul Counter from Soul Staff, pay {p/w}, put a 1/1 Spirit Creature Token with flying
onto the battlefield under your control.
{t}, Remove 1 Soul Counter from Soul Staff, pay {p/b}, put a 2/2 Zombie Creature Token onto the
battlefield under your control.
{w/b}{w/b}: Untap Soul Staff.
"Oh, you say your comrade just died? One moment..."