mtg all will be one commander deck list Magic the Gathering Phyrexia Decks (4 Decks Per Display) Toys & Games Magic: The Gathering Phyrexia: All

Similar to Convoke, Improvise let's us cast spells more cheaply than we'd otherwise be able to by using artifacts as generic mana sources

Making your opponent choose between paying an extra 2 mana or giving you copies of their instants and sorceries is far more effective than I gave it credit for

Arcane Savant: I would copy the biggest bomb in my deck

You can them copy them with Mishra for even more extra resources

You can Macabre Mockery something out with a strong enters-the-battlefield trigger, such as their Ravenous Chupacabra, and then kill a creature on arrival

Some more recent MTG cards even make it possible for players to summon cards from Exile