mtg decks commander 2019 Set of 4 (Primal Genesis, Faceless Menace, Mystic Intellect, Merciless Rage) The Gathering Pick up all five Commander

Four mana for a card that does nothing on its own is also too high of an investment for a competitive format

Some of the stronger options include Alandra, Sky Dreamer, Homunculus Horde, and Minn, Wily Illusionist

I'll admit, I misread this at first, thinking you can only copy something with mana value equal to X, but it is worded in a manner that you count the blue mana in it's cost as well

The only downside is he is uninkable, but you pretty much always want to play him and not ink him, so it's probably fine

Cauldron Familiar + Witchs Oven Its hard to separate the pieces of this engine, which became the backbone of Rakdos sacrifice decks across formats