Sharice, Ruthless Enforcer

When Sharice, Ruthless Enforcer deals damage
to a player, create that many colorless
Treasure artifact tokens. ({t}Sacrifice this artifact:
Add one mana of any color.)
Sacrifice two Treasure tokens: Create a 1/1 white
and black spirit token with flying.
{1}{w}{b}: Sharice, Ruthless Enforcer can't be
blocked this turn if she and at least three other
creatures attack the same target.