Some surveil cards are close to the rate of self-mill cards, and they have the bonus of letting you keep something on top you really need
Its an important option to have, especially because youll want to craft a starting hand which allows for you to have a clear inking and summoning structure for your first few turns
3 Emet-Selch, Unsundered Esper Terra Gogo, Master of Mimicry Golbez, Crystal Collector Hope Estheim Joshua, Phoenix's Dominant Kefka, Court Mage Kefka, Ruler of Ruin Kuja, Genome Sorcerer Quistis Trepe Shantotto, Tactician Magician Tellah, Great Sage Terra, Magical Adept The Emperor of Palamecia The Lord Master of Hell Trance Kuja, Fate Defied Venat, Heart of Hydaelyn Vivi Ornitier Xande, Dark Mage
Of course, Scrooge McDuck Resourceful Miser will want to play in a deck that is heavy on items, especially low-cost ones, so you can get the most out of his abilities