A hand of four lands and a Phyrexian Processor, with no further card draws, was better than most sealed decks
This has already dominated Standard and then gets play in many older formats and was banned in one already
The best-case scenario is casting it with an empty hand, so you actually just draw cards, but getting to filter lands or generate some tokens is amazing
Torpor Orb and Rest in Peace dont really interest us that much to be honest, with both being readily available
This means that Aeve can easily come down as a big creature and only gets more powerful from there
Susan Foreman makes an excellent Doctors companion, coming down on Turn 2, and if your mana works out, you can cast The Fifth Doctor on Turn 3