Mahito, True Curse

Changeling, deathtouch, lifelink, menace
Whenever Mahito, True Curse deals combat damage
to a creature, put a curse counter on that creature
and a shield counter on Mahito, True Curse. When
a creature with a curse counter on it is destroyed,
exile it instead.
{b}{b}{b}: create a token that's a copy of target
creature exiled by Mahito, True Curse except it's a construct artifact creature with base power and toughness 2/2.