Cystamia of the dead

A necromancer-Alchemist with 20 HP.
If not on the battlefield she can be in the Witch's shop making potions.
{b} Summon Zombie- use a blood crystal
and blood mud and find one of these
creatures in your deck, can have 2 on
field at once
{c}{c}{c} Magic Burst- use 3 common
crystals , does 10 points damage
{s}Dancing bones- completely shielded
for 2 turns