Just getting to draw a card and ping a target after an opponent plays a spell is very good
Jeskai does give us access to a number of untap effects, so even a simple Freed from the Real on Liberty Prime would help mitigate its costly energy generation effect, but we were probably planning to do that anyways in Dr
Aid is exactly what this deck wants, Flawless is exactly that, and the Sword (as a Shield!) is a great addition
Like the Trademage, Forget lets you discard and draw cards, which is powerful when you have a Commander who is interested in the graveyard, discarding cards, or drawing cards
She slows down the nonsense in the format that can start to pick up around turns three to four, and she stops early board wipes before you can draw into interaction