Alleyen Dark Mistress

Deathtouch
when Alleyen Dark Mistress kills a creature
create a token that is a copy of that creature.
When Alleyen Dark Mistress dies target player
exiles the top X cards of there library where X is
the amount of tokens Alleyen Dark Mistress
created. You may spend mana as though it where
mana of any color when casting those spells.
{3}{u}{b} Alleyen Dark mistress does 1 damage to target creature