the most obvious parallel is Rielle, the Everwise, who eschews the combat step entirely and simply draws you as many cards as you discarded
Sedgemoor Witch One of the more pushed cards in Standard, Sedgemoor Witch, is a great option for midrange or spell-based strategies
Treasure Map: Unless you untap it with Voltaic Key, it will take three turns to flip
When you do, place 2 A-Counters on face-up monster(s) your opponent controls
Sower being a creature allows you much greater synergies with lots of good cards and offers you a massive tempo boost
After all, it's a little embarrassing if you have a massive collection of 100+ beautiful custom decks, and your shuffling skills are uglier than the back end of a city bus