Syr Nalesha, the Unseen

Wither, Hexproof
Whenever a creature with a -1/-1 counter an
opponent control dies, its controller mill 2 cards.
{2}{b}: Create a 1/1 black Snake creature token
with Wither.

"While unconventional, no one can argue that Syr
Nalesha's methods are an asset to this kingdom."
— Cyric, the Adamant.