Avarice helps you make that not a problem
To make it happen, we will need a) two creatures we control continuously since the beginning of our current turn, one of which whould be fatter than 2, and b) excellent knowledge of the rules
Now we have scry lands (Temples), cycling fetchable duals and other utility lands for days and you rarely see these used
While accessibility is quite easy and convenient, whether youre talking about the cards in the middle or cash at the back, getting the pull tab to reset back down is tricky
The colorless, noncreature Firewalker isnt quite as strong as the Kor himself, but it does a great impression for those decks that cant run Firewalker
Where a Blue player casting Rhystic Study immediately makes themselves a threat, a White card draw option like Cut a Deal reminds the table that you're there to benefit them