Devesh, Grim Scavenger

Partner with Ezoc, Decay Accelerator (When this
creature enters the battlefield, target player may put
Ezoc into their hand from their library,
then shuffle.)
Whenever a creature dies, if it had a -1/-1
counter on it, you may pay {b/g}, if you
do, draw a card and gain 1 life.

"One man's waste is another man's want.