Rielle is that friendly grandmother who wants to go to the bazaar to pick up a few new cards
She ramps you, removes threats, and refills your hand when you need gas
Vohar can do a serviceable impression of the classic Merfolk Looter, allowing you to sift through your deck while filling up your graveyard for later
Id personally love to pick up a playset of the bundles Yuna, Hope of Spira, though the secondary market may have other ideas for me
And the more foes you have, the more likely you are to get Food and better exiling stuff
Top 10 white card draw options in Magic: the Gathering Esper Sentinel : A cheap artifact creature that draws you cards whenever an opponent casts their first noncreature spell each turn, unless they pay extra mana