Also, as some less budget options that you might like to consider, Jet Medallion probably needs no explanation and Extraplanar Lens coupled with snow lands creates some pretty nasty asymmetrical ramp for you assuming your opponents aren't also running the same snow lands as you
Unfortunately, Wizards of the Coast doesn't attach a defined MSRP to their Commander products, so there's some room for demand-based price inflation
I realize that sounds ridiculous, so help me understand what Im feeling here in the comments if you agree
Thus, any line with a characteristic sum S = 5 can be eliminated
When a card is inconsequential to add to your deck and needs no building around yet improves not only your mana consistency but the actual power of your other cards it is a bit of a no brainer
For only one mana (or three, if you want to cast it from your graveyard), you draw two cards and discard two