Chainer, Dementia Master
40342b11-1005-4ccc-bef4-9ea4c640b048
$1.36 CND
Nightmare creatures get +1/+1.
{B}{B}{B}, Pay 3 life: Put target creature card from a graveyard onto the battlefield under your control. That creature is black and is a Nightmare in addition to its other creature types.
When Chainer, Dementia Master leaves the battlefield, exile all Nightmares.