When Splinter Twin was still legal in Modern, decks looking to assemble the combo played four copies of each piece (and some Pestermites to boot!) just to maximize their chances of finding both together
Also, note that there are tons of great card-draw in White that's not here like Sage's Reverie, Stone Haven Outfitter, Lady of Laughter and the legendary Faramir, Field Commander that have various triggers either ETB or over time when something happens.
Aetherdrift has plenty of great common cards that you might otherwise overlook in this Magic: The Gathering set
You'll also need a solid ramp plan if you want your enormous dragons to get off the ground
Finding bigger card stands might be challenging if you do it online, but you can actually consider card stands made for other types of cards
Playtesting showed that my flip-triggers created interesting game decisions but didn't solve the complication problem