7, 10, and 14 have plenty of modern references when it comes to Magic-style art, but youre pulling from a comparatively smaller pool for 6
We've already seen how you can abuse some rules wackiness to reuse this effect and make infinite mana with Quicksilver Elemental, but a much easier - if less busted - way to bypass the once-per-turn restriction is to simply give yourself an extra turn
With powerful Locations, like Amber's Tiana's Place or Pride Lands, and dangerous items, like Sapphire's Lucky Dime, you'll want to keep a couple of copies of this card close
On top of that, your removal spells and board wipes become exile spells, and you even get some counters for +1/+1 counter synergies
In deciding which card to place into your inkwell, my main heuristic so far has, once again, been the desire to curve out