Tasia Valenza (born April 5, 1967 in New York City ) is an American actress and voice actress .Mr. Freeze is then detained in Arkham Asylum. Poison Ivy is also imprisoned in Arkham Asylum with a vengeful Mr. Freeze as her cellmate and he plans to make Poison Ivy's life a living hell for the attempted murder of his wife. After Alfred is cured, everyone agrees to let Barbara stay at Wayne Manor and fight crime with them.