A smirk spreads across Rita's face. "Who do you think I am? Of course I can do it."

Sure, she only got a relatively brief look at the 'formula' that makes up Lambert's spell... but she understood the components well enough to figure out what they do, and it wouldn't take much longer to work out ways to improve upon the magic. It would then be up to Lambert to learn to invoke the new version of the spell... but that ought to be doable for him.

"Making new spells, improving on existing ones... That happens to be one of my specialties."