Tombstone, Stone Cold

Whenever another Rogue or Mercenary you
control dies, look at the top card of your library.
If it's a Rogue or a Mercenary, you may cast it
for it for its casting cost reduced by {2}.
{b}, Sacrifice a creature Tombstone, Stone Cold
gains +2/+0 and Menace until end of turn.
"In my life, I've been called many names. My
favorite is 'Tombstone'."