march of the machine mtg most expensive cards 10 from #mtg The 9 Most Expensive Cards

5 Chaos - Mythic Theme Cascade Calamity Mana fixing is the name of the game with the Chaos theme pack from Foundations Jumpstart

If you want an extra method of protection, use double card sleeves

The power of Reflecting Pool really depends on your own land cards, but it can actually be very versatile in mana fixing

Ursula Voice Stealer Ursula, the iconic villain from Disneys The Little Mermaid, is a strong card

Unless you use a card that alters creature types like Ashes of the Fallen (which has, not coincidentally, gone way, way up in price), you probably won't gain too many free creatures over the course of an EDH match

There are other cards that fulfill one part of this effect, but none that do both